forked from pingcap/tidb
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathtypeinfer_test.go
1952 lines (1803 loc) · 169 KB
/
typeinfer_test.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Copyright 2017 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package expression_test
import (
"math"
. "github.com/pingcap/check"
"github.com/pingcap/tidb/domain"
"github.com/pingcap/tidb/mysql"
"github.com/pingcap/tidb/parser"
plannercore "github.com/pingcap/tidb/planner/core"
"github.com/pingcap/tidb/session"
"github.com/pingcap/tidb/sessionctx"
"github.com/pingcap/tidb/types"
"github.com/pingcap/tidb/util/charset"
"github.com/pingcap/tidb/util/printer"
"github.com/pingcap/tidb/util/testkit"
"github.com/pingcap/tidb/util/testleak"
)
var _ = Suite(&testInferTypeSuite{})
type typeInferTestCase struct {
sql string
tp byte
chs string
flag uint
flen int
decimal int
}
type testInferTypeSuite struct {
*parser.Parser
}
func (s *testInferTypeSuite) SetUpSuite(c *C) {
testleak.BeforeTest()
s.Parser = parser.New()
}
func (s *testInferTypeSuite) TearDownSuite(c *C) {
testleak.AfterTest(c)()
}
func (s *testInferTypeSuite) TestInferType(c *C) {
store, dom, err := newStoreWithBootstrap()
c.Assert(err, IsNil)
defer func() {
dom.Close()
store.Close()
}()
se, err := session.CreateSession4Test(store)
c.Assert(err, IsNil)
testKit := testkit.NewTestKit(c, store)
testKit.MustExec("use test")
testKit.MustExec("drop table if exists t")
sql := `create table t (
c_bit bit(10),
c_int_d int,
c_uint_d int unsigned,
c_bigint_d bigint,
c_ubigint_d bigint unsigned,
c_float_d float,
c_ufloat_d float unsigned,
c_double_d double,
c_udouble_d double unsigned,
c_decimal decimal(6, 3),
c_udecimal decimal(10, 3) unsigned,
c_decimal_d decimal,
c_udecimal_d decimal unsigned,
c_datetime datetime(2),
c_datetime_d datetime,
c_time time(3),
c_time_d time,
c_date date,
c_timestamp timestamp(4) DEFAULT CURRENT_TIMESTAMP(4),
c_timestamp_d timestamp DEFAULT CURRENT_TIMESTAMP,
c_char char(20),
c_bchar char(20) binary,
c_varchar varchar(20),
c_bvarchar varchar(20) binary,
c_text_d text,
c_btext_d text binary,
c_binary binary(20),
c_varbinary varbinary(20),
c_blob_d blob,
c_set set('a', 'b', 'c'),
c_enum enum('a', 'b', 'c'),
c_json JSON,
c_year year
)`
testKit.MustExec(sql)
var tests []typeInferTestCase
tests = append(tests, s.createTestCase4Constants()...)
tests = append(tests, s.createTestCase4Cast()...)
tests = append(tests, s.createTestCase4Columns()...)
tests = append(tests, s.createTestCase4StrFuncs()...)
tests = append(tests, s.createTestCase4MathFuncs()...)
tests = append(tests, s.createTestCase4ArithmeticFuncs()...)
tests = append(tests, s.createTestCase4LogicalFuncs()...)
tests = append(tests, s.createTestCase4ControlFuncs()...)
tests = append(tests, s.createTestCase4Aggregations()...)
tests = append(tests, s.createTestCase4InfoFunc()...)
tests = append(tests, s.createTestCase4EncryptionFuncs()...)
tests = append(tests, s.createTestCase4CompareFuncs()...)
tests = append(tests, s.createTestCase4Miscellaneous()...)
tests = append(tests, s.createTestCase4OpFuncs()...)
tests = append(tests, s.createTestCase4OtherFuncs()...)
tests = append(tests, s.createTestCase4TimeFuncs()...)
tests = append(tests, s.createTestCase4LikeFuncs()...)
tests = append(tests, s.createTestCase4Literals()...)
tests = append(tests, s.createTestCase4JSONFuncs()...)
tests = append(tests, s.createTestCase4MiscellaneousFunc()...)
for _, tt := range tests {
ctx := testKit.Se.(sessionctx.Context)
sql := "select " + tt.sql + " from t"
comment := Commentf("for %s", sql)
stmt, err := s.ParseOneStmt(sql, "", "")
c.Assert(err, IsNil, comment)
err = se.NewTxn()
c.Assert(err, IsNil)
is := domain.GetDomain(ctx).InfoSchema()
err = plannercore.Preprocess(ctx, stmt, is, false)
c.Assert(err, IsNil, comment)
p, err := plannercore.BuildLogicalPlan(ctx, stmt, is)
c.Assert(err, IsNil, comment)
tp := p.Schema().Columns[0].RetType
c.Assert(tp.Tp, Equals, tt.tp, comment)
c.Assert(tp.Charset, Equals, tt.chs, comment)
c.Assert(tp.Flag, Equals, tt.flag, comment)
c.Assert(tp.Flen, Equals, tt.flen, comment)
c.Assert(tp.Decimal, Equals, tt.decimal, comment)
}
}
func (s *testInferTypeSuite) createTestCase4Constants() []typeInferTestCase {
return []typeInferTestCase{
{"1", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"-1", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 2, 0},
{"1.23", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 4, 2},
{"-1.23", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 5, 2},
{"123e5", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"-123e5", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 9, types.UnspecifiedLength},
{"123e-5", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 7, types.UnspecifiedLength},
{"-123e-5", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"NULL", mysql.TypeNull, charset.CharsetBin, mysql.BinaryFlag, 0, 0},
{"TRUE", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.IsBooleanFlag, 1, 0},
{"FALSE", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.IsBooleanFlag, 1, 0},
{"'1234'", mysql.TypeVarString, charset.CharsetUTF8, 0, 4, types.UnspecifiedLength},
{"_utf8'1234'", mysql.TypeVarString, charset.CharsetUTF8, 0, 4, types.UnspecifiedLength},
{"_binary'1234'", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"b'0001'", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"b'000100001'", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 2, 0},
{"b'0000000000010000'", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 2, 0},
{"x'10'", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 1, 0},
{"x'ff10'", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 2, 0},
{"x'0000000000000000ff10'", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
}
}
func (s *testInferTypeSuite) createTestCase4Cast() []typeInferTestCase {
return []typeInferTestCase{
{"CAST(c_int_d AS BINARY)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, -1, -1}, // TODO: Flen should be 11.
{"CAST(c_int_d AS BINARY(5))", mysql.TypeString, charset.CharsetBin, mysql.BinaryFlag, 5, -1},
{"CAST(c_int_d AS CHAR)", mysql.TypeVarString, charset.CharsetUTF8, 0, -1, -1}, // TODO: Flen should be 11.
{"CAST(c_int_d AS CHAR(5))", mysql.TypeVarString, charset.CharsetUTF8, 0, 5, -1},
{"CAST(c_int_d AS DATE)", mysql.TypeDate, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{"CAST(c_int_d AS DATETIME)", mysql.TypeDatetime, charset.CharsetBin, mysql.BinaryFlag, 19, 0},
{"CAST(c_int_d AS DECIMAL)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"CAST(c_int_d AS DECIMAL(10))", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{"CAST(c_int_d AS DECIMAL(10,3))", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 10, 3}, // TODO: Flen should be 12
{"CAST(c_int_d AS JSON)", mysql.TypeJSON, charset.CharsetUTF8, mysql.BinaryFlag | mysql.ParseToJSONFlag, 12582912 / 3, 0},
{"CAST(c_int_d AS SIGNED)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 22, 0}, // TODO: Flen should be 11.
{"CAST(c_int_d AS SIGNED INTEGER)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 22, 0}, // TODO: Flen should be 11.
{"CAST(c_int_d AS TIME)", mysql.TypeDuration, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{"CAST(c_int_d AS UNSIGNED)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 22, 0}, // TODO: Flen should be 11.
{"CAST(c_int_d AS UNSIGNED INTEGER)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 22, 0}, // TODO: Flen should be 11.
}
}
func (s *testInferTypeSuite) createTestCase4Columns() []typeInferTestCase {
return []typeInferTestCase{
{"c_bit ", mysql.TypeBit, charset.CharsetBin, mysql.UnsignedFlag, 10, 0},
{"c_year ", mysql.TypeYear, charset.CharsetBin, mysql.UnsignedFlag | mysql.ZerofillFlag, 4, 0},
{"c_int_d ", mysql.TypeLong, charset.CharsetBin, 0, 11, 0},
{"c_uint_d ", mysql.TypeLong, charset.CharsetBin, mysql.UnsignedFlag, 10, 0},
{"c_bigint_d ", mysql.TypeLonglong, charset.CharsetBin, 0, 20, 0},
{"c_ubigint_d ", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag, 20, 0},
{"c_float_d ", mysql.TypeFloat, charset.CharsetBin, 0, 12, types.UnspecifiedLength},
{"c_ufloat_d ", mysql.TypeFloat, charset.CharsetBin, mysql.UnsignedFlag, 12, types.UnspecifiedLength},
{"c_double_d ", mysql.TypeDouble, charset.CharsetBin, 0, 22, types.UnspecifiedLength},
{"c_udouble_d ", mysql.TypeDouble, charset.CharsetBin, mysql.UnsignedFlag, 22, types.UnspecifiedLength},
{"c_decimal ", mysql.TypeNewDecimal, charset.CharsetBin, 0, 6, 3}, // TODO: Flen should be 8
{"c_udecimal ", mysql.TypeNewDecimal, charset.CharsetBin, mysql.UnsignedFlag, 10, 3}, // TODO: Flen should be 11
{"c_decimal_d ", mysql.TypeNewDecimal, charset.CharsetBin, 0, 11, 0},
{"c_udecimal_d ", mysql.TypeNewDecimal, charset.CharsetBin, mysql.UnsignedFlag, 11, 0}, // TODO: Flen should be 10
{"c_datetime ", mysql.TypeDatetime, charset.CharsetBin, mysql.BinaryFlag, 22, 2},
{"c_datetime_d ", mysql.TypeDatetime, charset.CharsetBin, mysql.BinaryFlag, 19, 0},
{"c_time ", mysql.TypeDuration, charset.CharsetBin, mysql.BinaryFlag, 14, 3},
{"c_time_d ", mysql.TypeDuration, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{"c_timestamp ", mysql.TypeTimestamp, charset.CharsetBin, mysql.BinaryFlag, 24, 4},
{"c_timestamp_d", mysql.TypeTimestamp, charset.CharsetBin, mysql.BinaryFlag, 19, 0},
{"c_char ", mysql.TypeString, charset.CharsetUTF8, 0, 20, 0}, // TODO: flag should be BinaryFlag
{"c_bchar ", mysql.TypeString, charset.CharsetUTF8, mysql.BinaryFlag, 20, 0},
{"c_varchar ", mysql.TypeVarchar, charset.CharsetUTF8, 0, 20, 0}, // TODO: BinaryFlag, tp should be TypeVarString
{"c_bvarchar ", mysql.TypeVarchar, charset.CharsetUTF8, mysql.BinaryFlag, 20, 0}, // TODO: BinaryFlag, tp should be TypeVarString
{"c_text_d ", mysql.TypeBlob, charset.CharsetUTF8, 0, 65535, 0}, // TODO: BlobFlag, BinaryFlag
{"c_btext_d ", mysql.TypeBlob, charset.CharsetUTF8, mysql.BinaryFlag, 65535, 0}, // TODO: BlobFlag, BinaryFlag
{"c_binary ", mysql.TypeString, charset.CharsetBin, mysql.BinaryFlag, 20, 0}, // TODO: BinaryFlag
{"c_varbinary ", mysql.TypeVarchar, charset.CharsetBin, mysql.BinaryFlag, 20, 0}, // TODO: BinaryFlag, tp should be TypeVarString
{"c_blob_d ", mysql.TypeBlob, charset.CharsetBin, mysql.BinaryFlag, 65535, 0}, // TODO: BlobFlag, BinaryFlag
{"c_set ", mysql.TypeSet, charset.CharsetUTF8, 0, types.UnspecifiedLength, 0}, // TODO: SetFlag, BinaryFlag, Flen should be 5
{"c_enum ", mysql.TypeEnum, charset.CharsetUTF8, 0, types.UnspecifiedLength, 0}, // TODO: EnumFlag, BinaryFlag, Flen should be 1
}
}
func (s *testInferTypeSuite) createTestCase4StrFuncs() []typeInferTestCase {
return []typeInferTestCase{
{"strcmp(c_char, c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 2, 0},
{"space(c_int_d)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"CONCAT(c_binary, c_int_d)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 40, types.UnspecifiedLength},
{"CONCAT(c_bchar, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, mysql.BinaryFlag, 40, types.UnspecifiedLength},
{"CONCAT('T', 'i', 'DB')", mysql.TypeVarString, charset.CharsetUTF8, 0, 4, types.UnspecifiedLength},
{"CONCAT('T', 'i', 'DB', c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 24, types.UnspecifiedLength},
{"CONCAT_WS('-', 'T', 'i', 'DB')", mysql.TypeVarString, charset.CharsetUTF8, 0, 6, types.UnspecifiedLength},
{"CONCAT_WS(',', 'TiDB', c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 25, types.UnspecifiedLength},
{"left(c_int_d, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"right(c_int_d, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"lower(c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"lower(c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"upper(c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"upper(c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"replace(1234, 2, 55)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"replace(c_binary, 1, 2)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"to_base64(c_binary)", mysql.TypeVarString, charset.CharsetUTF8, 0, 28, types.UnspecifiedLength},
{"substr(c_int_d, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"substr(c_binary, c_int_d)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"uuid()", mysql.TypeVarString, charset.CharsetUTF8, 0, 36, types.UnspecifiedLength},
{"bit_length(c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{"substring_index(c_int_d, '.', 1)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"substring_index(c_binary, '.', 1)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"hex(c_char)", mysql.TypeVarString, charset.CharsetUTF8, 0, 120, types.UnspecifiedLength},
{"hex(c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 22, types.UnspecifiedLength},
{"unhex(c_int_d)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 6, types.UnspecifiedLength},
{"unhex(c_char)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 30, types.UnspecifiedLength},
{"ltrim(c_char)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"ltrim(c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"rtrim(c_char)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"rtrim(c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"trim(c_char)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"trim(c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"ascii(c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"ord(c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{`c_int_d like 'abc%'`, mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"tidb_version()", mysql.TypeVarString, charset.CharsetUTF8, 0, len(printer.GetTiDBInfo()), types.UnspecifiedLength},
{"tidb_is_ddl_owner()", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"password(c_char)", mysql.TypeVarString, charset.CharsetUTF8, 0, mysql.PWDHashLen + 1, types.UnspecifiedLength},
{"elt(c_int_d, c_char, c_char, c_char)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"elt(c_int_d, c_char, c_char, c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"elt(c_int_d, c_char, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"elt(c_int_d, c_char, c_double_d, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 22, types.UnspecifiedLength},
{"elt(c_int_d, c_char, c_double_d, c_int_d, c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"locate(c_char, c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"locate(c_binary, c_binary)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"locate(c_char, c_binary)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"locate(c_binary, c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"locate(c_char, c_char, c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"locate(c_char, c_binary, c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"locate(c_binary, c_char, c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"locate(c_binary, c_binary, c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"lpad('TiDB', 12, 'go' )", mysql.TypeVarString, charset.CharsetUTF8, 0, 48, types.UnspecifiedLength},
{"lpad(c_binary, 12, 'go' )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 12, types.UnspecifiedLength},
{"lpad(c_char, c_int_d, c_binary)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"lpad(c_char, c_int_d, c_char )", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"rpad('TiDB', 12, 'go' )", mysql.TypeVarString, charset.CharsetUTF8, 0, 48, types.UnspecifiedLength},
{"rpad(c_binary, 12, 'go' )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 12, types.UnspecifiedLength},
{"rpad(c_char, c_int_d, c_binary)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"rpad(c_char, c_int_d, c_char )", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_int_d )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_bigint_d )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_float_d )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_double_d )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_decimal )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_datetime )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_time_d )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_timestamp_d)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_char )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_varchar )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_text_d )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_binary )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_varbinary )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_blob_d )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_set )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"from_base64(c_enum )", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"bin(c_int_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_bigint_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_float_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_double_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_decimal )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_datetime )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_time_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_timestamp_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_char )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_varchar )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_text_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_binary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_varbinary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_blob_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_set )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"bin(c_enum )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"char_length(c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_float_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_double_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_decimal)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_datetime)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_time_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_timestamp_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_varchar)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_binary)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_varbinary)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_blob_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_set)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char_length(c_enum)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_float_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_double_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_decimal)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_datetime)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_time_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_timestamp_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_char)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_varchar)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_binary)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_varbinary)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_blob_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_set)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"character_length(c_enum)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"char(c_int_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_bigint_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_float_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_double_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_decimal )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_datetime )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_time_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_timestamp_d)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_char )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_varchar )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_text_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_binary )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_varbinary )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_blob_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_set )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_enum )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 4, types.UnspecifiedLength},
{"char(c_int_d , c_int_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_bigint_d , c_bigint_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_float_d , c_float_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_double_d , c_double_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_decimal , c_decimal using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_datetime , c_datetime using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_time_d , c_time_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_timestamp_d, c_timestamp_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_char , c_char using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_varchar , c_varchar using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_text_d , c_text_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_binary , c_binary using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_varbinary , c_varbinary using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_blob_d , c_blob_d using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_set , c_set using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"char(c_enum , c_enum using utf8)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 8, types.UnspecifiedLength},
{"instr(c_char, c_binary )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"instr(c_char, c_char )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"instr(c_char, c_time_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"reverse(c_int_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"reverse(c_bigint_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"reverse(c_float_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 12, types.UnspecifiedLength},
{"reverse(c_double_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 22, types.UnspecifiedLength},
{"reverse(c_decimal )", mysql.TypeVarString, charset.CharsetUTF8, 0, 8, types.UnspecifiedLength},
{"reverse(c_char )", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"reverse(c_varchar )", mysql.TypeVarString, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"reverse(c_text_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 65535, types.UnspecifiedLength},
{"reverse(c_binary )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"reverse(c_varbinary )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"reverse(c_blob_d )", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 65535, types.UnspecifiedLength},
{"reverse(c_set )", mysql.TypeVarString, charset.CharsetUTF8, 0, types.UnspecifiedLength, types.UnspecifiedLength},
{"reverse(c_enum )", mysql.TypeVarString, charset.CharsetUTF8, 0, types.UnspecifiedLength, types.UnspecifiedLength},
{"oct(c_int_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_bigint_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_float_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_double_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_decimal )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_datetime )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_time_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_timestamp_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_char )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_varchar )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_text_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_binary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_varbinary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_blob_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_set )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"oct(c_enum )", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"find_in_set(c_int_d , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_bigint_d , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_float_d , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_double_d , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_decimal , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_datetime , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_time_d , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_timestamp_d, c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_char , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_varchar , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_text_d , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_binary , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_varbinary , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_blob_d , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_set , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"find_in_set(c_enum , c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 3, 0},
{"make_set(c_int_d , c_text_d)", mysql.TypeVarString, charset.CharsetUTF8, mysql.BinaryFlag, 65535, types.UnspecifiedLength},
{"make_set(c_bigint_d , c_text_d, c_binary)", mysql.TypeMediumBlob, charset.CharsetBin, mysql.BinaryFlag, 65556, types.UnspecifiedLength},
{"quote(c_int_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 42, types.UnspecifiedLength},
{"quote(c_bigint_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 42, types.UnspecifiedLength},
{"quote(c_float_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 26, types.UnspecifiedLength},
{"quote(c_double_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 46, types.UnspecifiedLength},
{"convert(c_double_d using c_text_d)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"convert(c_binary using c_text_d)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"convert(c_binary using c_binary)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"convert(c_text_d using c_binary)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"insert(c_varchar, c_int_d, c_int_d, c_varchar)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"insert(c_varchar, c_int_d, c_int_d, c_binary)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"insert(c_binary, c_int_d, c_int_d, c_varchar)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"insert(c_binary, c_int_d, c_int_d, c_binary)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"export_set(c_double_d, c_text_d, c_text_d)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"export_set(c_double_d, c_text_d, c_text_d, c_text_d)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"export_set(c_double_d, c_text_d, c_text_d, c_text_d, c_int_d)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"format(c_double_d, c_double_d)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"format(c_double_d, c_double_d, c_binary)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"field(c_double_d, c_text_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
}
}
func (s *testInferTypeSuite) createTestCase4MathFuncs() []typeInferTestCase {
return []typeInferTestCase{
{"cos(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sin(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"tan(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_float_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_decimal)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_datetime)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_time_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"exp(c_binary)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"pi()", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 8, 6},
{"~c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"!c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"c_int_d & c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"c_int_d | c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"c_int_d ^ c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"c_int_d << c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"c_int_d >> c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"log2(c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"log10(c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"log(c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"log(2, c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"degrees(c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"atan(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"atan(c_double_d,c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"asin(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"acos(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_float_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_decimal)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_datetime)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_time_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"cot(c_binary)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"floor(c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"floor(c_uint_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, 10, 0},
{"floor(c_bigint_d)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 0}, // TODO: Flen should be 17
{"floor(c_ubigint_d)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 0}, // TODO: Flen should be 17
{"floor(c_decimal)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 6, 0},
{"floor(c_udecimal)", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, 10, 0},
{"floor(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"floor(c_udouble_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"floor(c_float_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 12, 0},
{"floor(c_ufloat_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 12, 0},
{"floor(c_datetime)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"floor(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"floor(c_time_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"floor(c_enum)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"floor(c_text_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"floor(18446744073709551615)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 0},
{"floor(18446744073709551615.1)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"ceil(c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"ceil(c_uint_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, 10, 0},
{"ceil(c_bigint_d)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 0}, // TODO: Flen should be 17
{"ceil(c_ubigint_d)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 0}, // TODO: Flen should be 17
{"ceil(c_decimal)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 6, 0},
{"floor(c_udecimal)", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, 10, 0},
{"ceil(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"floor(c_udouble_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"ceil(c_float_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 12, 0},
{"floor(c_ufloat_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 12, 0},
{"ceil(c_datetime)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceil(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceil(c_time_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceil(c_enum)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceil(c_text_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceil(18446744073709551615)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 0},
{"ceil(18446744073709551615.1)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"ceiling(c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"ceiling(c_decimal)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 6, 0},
{"ceiling(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"ceiling(c_float_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 12, 0},
{"ceiling(c_datetime)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceiling(c_time_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceiling(c_enum)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceiling(c_text_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"ceiling(18446744073709551615)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 0},
{"ceiling(18446744073709551615.1)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 22, 0},
{"conv(c_char, c_int_d, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"conv(c_int_d, c_int_d, c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"abs(c_int_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"abs(c_bigint_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 20, 0},
{"abs(c_float_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_double_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_decimal )", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 6, 3},
{"abs(c_datetime )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_time_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_char )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_varchar )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_text_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_binary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_varbinary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_blob_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_set )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"abs(c_enum )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"round(c_int_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"round(c_bigint_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 20, 0},
{"round(c_float_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 12, 0}, // flen Should be 17.
{"round(c_double_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, 0}, // flen Should be 17.
{"round(c_decimal )", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 6, 0}, // flen Should be 5.
{"round(c_datetime )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_time_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_char )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_varchar )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_text_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_binary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_varbinary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_blob_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_set )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"round(c_enum )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, 0},
{"truncate(c_int_d, 1)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"truncate(c_int_d, -5)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"truncate(c_int_d, 100)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"truncate(c_double_d, 1)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 24, 1},
{"truncate(c_double_d, 5)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 28, 5},
{"truncate(c_double_d, 100)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 53, 30},
{"rand( )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"rand(c_int_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"pow(c_int_d, c_int_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"pow(c_float_d, c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"pow(c_int_d, c_bigint_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sign(c_int_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_bigint_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_float_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_double_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_decimal )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_datetime )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_time_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_timestamp_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_char )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_varchar )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_text_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_binary )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_varbinary )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_blob_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_set )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sign(c_enum )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"sqrt(c_int_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_bigint_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_float_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_double_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_decimal )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_datetime )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_time_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_char )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_varchar )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_text_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_binary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_varbinary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_blob_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_set )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sqrt(c_enum )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"CRC32(c_int_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_bigint_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_float_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_double_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_decimal )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_datetime )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_time_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_timestamp_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_char )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_varchar )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_text_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_binary )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_varbinary )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_blob_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_set )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"CRC32(c_enum )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, 10, 0},
{"radians(c_int_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_bigint_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_float_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength}, // Should be 17.
{"radians(c_double_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength}, // Should be 17.
{"radians(c_decimal )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength}, // Should be 5.
{"radians(c_datetime )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_time_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_timestamp_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_char )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_varchar )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_text_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_binary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_varbinary )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_blob_d )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_set )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"radians(c_enum )", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
}
}
func (s *testInferTypeSuite) createTestCase4ArithmeticFuncs() []typeInferTestCase {
return []typeInferTestCase{
{"c_int_d + c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d + c_bigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d + c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d + c_time_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d + c_double_d", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d + c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_datetime + c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_bigint_d + c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_double_d + c_decimal", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_double_d + c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_double_d + c_enum", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d - c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d - c_bigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d - c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d - c_time_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d - c_double_d", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d - c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_datetime - c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_bigint_d - c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_double_d - c_decimal", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_double_d - c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_double_d - c_enum", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d * c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d * c_bigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d * c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d * c_time_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d * c_double_d", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d * c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_datetime * c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_bigint_d * c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, mysql.MaxDecimalScale},
{"c_double_d * c_decimal", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_double_d * c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_double_d * c_enum", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
{"c_int_d / c_int_d", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 15, 4},
{"c_int_d / c_bigint_d", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 15, 4},
{"c_int_d / c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, mysql.NotFixedDec},
{"c_int_d / c_time_d", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 15, 4},
{"c_int_d / c_double_d", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, mysql.NotFixedDec},
{"c_int_d / c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 18, 4},
{"c_datetime / c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 29, 6}, // TODO: Flen should be 25.
{"c_bigint_d / c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 27, 4}, // TODO: Flen should be 28.
{"c_double_d / c_decimal", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, mysql.NotFixedDec},
{"c_double_d / c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, mysql.NotFixedDec},
{"c_double_d / c_enum", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, mysql.NotFixedDec},
{"c_int_d DIV c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_uint_d DIV c_uint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_bigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_ubigint_d DIV c_ubigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_ubigint_d DIV c_bigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_uint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_ubigint_d DIV c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_char", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_time_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_double_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_udouble_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_decimal", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d DIV c_udecimal", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_decimal DIV c_udecimal", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_datetime DIV c_decimal", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_bigint_d DIV c_decimal", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_double_d DIV c_decimal", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_double_d DIV c_char", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_double_d DIV c_enum", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d MOD c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_uint_d MOD c_uint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d MOD c_bigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_ubigint_d MOD c_ubigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_ubigint_d MOD c_bigint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d MOD c_uint_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_ubigint_d MOD c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d MOD c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d MOD c_time_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxIntWidth, 0},
{"c_int_d MOD c_double_d", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"c_int_d MOD c_udouble_d", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"c_int_d MOD c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 11, 3},
{"c_udecimal MOD c_int_d", mysql.TypeNewDecimal, charset.CharsetBin, mysql.UnsignedFlag | mysql.BinaryFlag, 11, 3},
{"c_decimal MOD c_udecimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 10, 3},
{"c_datetime MOD c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 22, 3},
{"c_bigint_d MOD c_decimal", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 20, 3},
{"c_double_d MOD c_decimal", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"c_double_d MOD c_char", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"c_double_d MOD c_enum", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, types.UnspecifiedLength, types.UnspecifiedLength},
}
}
func (s *testInferTypeSuite) createTestCase4LogicalFuncs() []typeInferTestCase {
return []typeInferTestCase{
{"c_int_d and c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"c_int_d xor c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"c_int_d && c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"c_int_d || c_int_d", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
}
}
func (s *testInferTypeSuite) createTestCase4ControlFuncs() []typeInferTestCase {
return []typeInferTestCase{
{"ifnull(c_int_d, c_int_d)", mysql.TypeLong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"ifnull(c_int_d, c_decimal)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 14, 3},
{"ifnull(c_int_d, c_char)", mysql.TypeString, charset.CharsetUTF8, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"ifnull(c_int_d, c_binary)", mysql.TypeString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"ifnull(c_char, c_binary)", mysql.TypeString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"ifnull(null, null)", mysql.TypeNull, charset.CharsetBin, mysql.BinaryFlag, 0, 0},
{"ifnull(c_double_d, c_timestamp_d)", mysql.TypeVarchar, charset.CharsetUTF8, 0, 22, types.UnspecifiedLength},
{"ifnull(c_json, c_decimal)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, math.MaxUint32, types.UnspecifiedLength},
{"if(c_int_d, c_decimal, c_int_d)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 14, 3},
{"if(c_int_d, c_char, c_int_d)", mysql.TypeString, charset.CharsetUTF8, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"if(c_int_d, c_binary, c_int_d)", mysql.TypeString, charset.CharsetBin, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"if(c_int_d, c_bchar, c_int_d)", mysql.TypeString, charset.CharsetUTF8, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"if(c_int_d, c_char, c_decimal)", mysql.TypeString, charset.CharsetUTF8, mysql.BinaryFlag, 20, types.UnspecifiedLength},
{"if(c_int_d, c_datetime, c_int_d)", mysql.TypeVarchar, charset.CharsetUTF8, 0, 22, types.UnspecifiedLength},
{"if(c_int_d, c_int_d, c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"if(c_int_d, c_time_d, c_datetime)", mysql.TypeDatetime, charset.CharsetUTF8, mysql.BinaryFlag, 22, 2}, // TODO: should not be BinaryFlag
{"if(c_int_d, c_time, c_json)", mysql.TypeLongBlob, charset.CharsetUTF8, 0, math.MaxUint32, types.UnspecifiedLength},
{"if(null, null, null)", mysql.TypeNull, charset.CharsetBin, mysql.BinaryFlag, 0, 0},
{"case when c_int_d then c_char else c_varchar end", mysql.TypeVarchar, charset.CharsetUTF8, 0, 20, types.UnspecifiedLength},
{"case when c_int_d > 1 then c_double_d else c_bchar end", mysql.TypeString, charset.CharsetUTF8, mysql.BinaryFlag, 22, types.UnspecifiedLength},
{"case when c_int_d > 2 then c_double_d when c_int_d < 1 then c_decimal else c_double_d end", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, 22, 3},
{"case when c_double_d > 2 then c_decimal else 1 end", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 6, 3},
{"case when null then null else null end", mysql.TypeNull, charset.CharsetBin, mysql.BinaryFlag, 0, types.UnspecifiedLength},
}
}
func (s *testInferTypeSuite) createTestCase4Aggregations() []typeInferTestCase {
return []typeInferTestCase{
{"sum(c_int_d)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, 0},
{"sum(c_float_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sum(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sum(c_decimal)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, 3},
{"sum(1.0)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, 1},
{"sum(1.2e2)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"sum(c_char)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"avg(c_int_d)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, 4},
{"avg(c_float_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"avg(c_double_d)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"avg(c_decimal)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, 7},
{"avg(1.0)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxDecimalWidth, 5},
{"avg(1.2e2)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"avg(c_char)", mysql.TypeDouble, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxRealWidth, types.UnspecifiedLength},
{"group_concat(c_int_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, mysql.MaxBlobWidth, 0},
}
}
func (s *testInferTypeSuite) createTestCase4InfoFunc() []typeInferTestCase {
return []typeInferTestCase{
{"last_insert_id( )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"last_insert_id(c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"found_rows()", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"database()", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"current_user()", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"user()", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
{"connection_id()", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag | mysql.UnsignedFlag, mysql.MaxIntWidth, 0},
{"version()", mysql.TypeVarString, charset.CharsetUTF8, 0, 64, types.UnspecifiedLength},
}
}
func (s *testInferTypeSuite) createTestCase4EncryptionFuncs() []typeInferTestCase {
return []typeInferTestCase{
{"md5(c_int_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_bigint_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_float_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_double_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_decimal )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_datetime )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_time_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_timestamp_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_char )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_varchar )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_text_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_binary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_varbinary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_blob_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_set )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(c_enum )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5('1234' )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"md5(1234 )", mysql.TypeVarString, charset.CharsetUTF8, 0, 32, types.UnspecifiedLength},
{"sha(c_int_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_bigint_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_float_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_double_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_decimal )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_datetime )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_time_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_timestamp_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_char )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_varchar )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_text_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_binary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_varbinary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_blob_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_set )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(c_enum )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha('1234' )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha(1234 )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_int_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_bigint_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_float_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_double_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_decimal )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_datetime )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_time_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_timestamp_d)", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_char )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_varchar )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_text_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_binary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_varbinary )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_blob_d )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_set )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(c_enum )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1('1234' )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha1(1234 )", mysql.TypeVarString, charset.CharsetUTF8, 0, 40, types.UnspecifiedLength},
{"sha2(c_int_d , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_bigint_d , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_float_d , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_double_d , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_decimal , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_datetime , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_time_d , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_timestamp_d, 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_char , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_varchar , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_text_d , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_binary , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_varbinary , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_blob_d , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_set , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_enum , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2('1234' , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(1234 , 0)", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_int_d , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_bigint_d , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_float_d , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_double_d , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_decimal , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_datetime , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_time_d , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_timestamp_d, '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_char , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_varchar , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_text_d , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_binary , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_varbinary , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_blob_d , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_set , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(c_enum , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2('1234' , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"sha2(1234 , '256')", mysql.TypeVarString, charset.CharsetUTF8, 0, 128, types.UnspecifiedLength},
{"AES_ENCRYPT(c_int_d, 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"AES_ENCRYPT(c_char, 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"AES_ENCRYPT(c_varchar, 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"AES_ENCRYPT(c_binary, 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"AES_ENCRYPT(c_varbinary, 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"AES_ENCRYPT('', 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 16, types.UnspecifiedLength},
{"AES_ENCRYPT('111111', 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 16, types.UnspecifiedLength},
{"AES_ENCRYPT('111111111111111', 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 16, types.UnspecifiedLength},
{"AES_ENCRYPT('1111111111111111', 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"AES_ENCRYPT('11111111111111111', 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"AES_DECRYPT('1111111111111111', 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 16, types.UnspecifiedLength},
{"AES_DECRYPT('11111111111111112222222222222222', 'key')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 32, types.UnspecifiedLength},
{"COMPRESS(c_int_d)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 33, types.UnspecifiedLength},
{"COMPRESS(c_char)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 33, types.UnspecifiedLength},
{"COMPRESS(c_bchar)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 33, types.UnspecifiedLength},
{"COMPRESS(c_varchar)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 33, types.UnspecifiedLength},
{"COMPRESS(c_binary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 33, types.UnspecifiedLength},
{"COMPRESS(c_varbinary)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 33, types.UnspecifiedLength},
{"COMPRESS('')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 13, types.UnspecifiedLength},
{"COMPRESS('abcde')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 18, types.UnspecifiedLength},
{"UNCOMPRESS(c_int_d)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"UNCOMPRESS(c_char)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"UNCOMPRESS(c_bchar)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"UNCOMPRESS(c_varchar)", mysql.TypeLongBlob, charset.CharsetBin, mysql.BinaryFlag, mysql.MaxBlobWidth, types.UnspecifiedLength},
{"UNCOMPRESSED_LENGTH(c_varchar)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{"UNCOMPRESSED_LENGTH(c_int_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 10, 0},
{"RANDOM_BYTES(5)", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 1024, types.UnspecifiedLength},
{"RANDOM_BYTES('123')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 1024, types.UnspecifiedLength},
{"RANDOM_BYTES('abc')", mysql.TypeVarString, charset.CharsetBin, mysql.BinaryFlag, 1024, types.UnspecifiedLength},
}
}
func (s *testInferTypeSuite) createTestCase4CompareFuncs() []typeInferTestCase {
return []typeInferTestCase{
{"coalesce(c_int_d, 1)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"coalesce(NULL, c_int_d)", mysql.TypeLong, charset.CharsetBin, mysql.BinaryFlag, 11, 0},
{"coalesce(c_int_d, c_decimal)", mysql.TypeNewDecimal, charset.CharsetBin, mysql.BinaryFlag, 15, 3},
{"coalesce(c_int_d, c_datetime)", mysql.TypeVarString, charset.CharsetUTF8, 0, 22, types.UnspecifiedLength},
{"isnull(c_int_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_bigint_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_float_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_double_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_decimal )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_datetime )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_time_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_timestamp_d)", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_char )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_varchar )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},
{"isnull(c_text_d )", mysql.TypeLonglong, charset.CharsetBin, mysql.BinaryFlag, 1, 0},