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reorg_partition_test.go
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reorg_partition_test.go
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// Copyright 2023 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package ddl_test
import (
"bytes"
"context"
"encoding/hex"
"fmt"
"testing"
"github.com/pingcap/failpoint"
"github.com/pingcap/tidb/ddl/internal/callback"
"github.com/pingcap/tidb/domain"
"github.com/pingcap/tidb/errno"
"github.com/pingcap/tidb/parser/model"
"github.com/pingcap/tidb/sessionctx"
"github.com/pingcap/tidb/sessiontxn"
"github.com/pingcap/tidb/table"
"github.com/pingcap/tidb/tablecodec"
"github.com/pingcap/tidb/testkit"
"github.com/pingcap/tidb/util/logutil"
"github.com/pingcap/tidb/util/mathutil"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
)
type allTableData struct {
keys [][]byte
vals [][]byte
tp []string
}
// TODO: Create a more generic function that gets all accessible table ids
// from all schemas, and checks the full key space so that there are no
// keys for non-existing table IDs. Also figure out how to wait for deleteRange
// Checks that there are no accessible data after an existing table
// assumes that tableIDs are only increasing.
// To be used during failure testing of ALTER, to make sure cleanup is done.
func noNewTablesAfter(t *testing.T, tk *testkit.TestKit, ctx sessionctx.Context, tbl table.Table) {
waitForGC := tk.MustQuery(`select start_key, end_key from mysql.gc_delete_range`).Rows()
require.NoError(t, sessiontxn.NewTxn(context.Background(), ctx))
txn, err := ctx.Txn(true)
require.NoError(t, err)
defer func() {
err := txn.Rollback()
require.NoError(t, err)
}()
// Get max tableID (if partitioned)
tblID := tbl.Meta().ID
if pt := tbl.GetPartitionedTable(); pt != nil {
defs := pt.Meta().Partition.Definitions
{
for i := range defs {
tblID = mathutil.Max[int64](tblID, defs[i].ID)
}
}
}
prefix := tablecodec.EncodeTablePrefix(tblID + 1)
it, err := txn.Iter(prefix, nil)
require.NoError(t, err)
ROW:
for it.Valid() {
for _, rowGC := range waitForGC {
// OK if queued for range delete / GC
hexString := fmt.Sprintf("%v", rowGC[0])
start, err := hex.DecodeString(hexString)
require.NoError(t, err)
hexString = fmt.Sprintf("%v", rowGC[1])
end, err := hex.DecodeString(hexString)
require.NoError(t, err)
if bytes.Compare(start, it.Key()) >= 0 && bytes.Compare(it.Key(), end) < 0 {
it.Close()
it, err = txn.Iter(end, nil)
require.NoError(t, err)
continue ROW
}
}
foundTblID := tablecodec.DecodeTableID(it.Key())
// There are internal table ids starting from MaxInt48 -1 and allocating decreasing ids
// Allow 0xFF of them, See JobTableID, ReorgTableID, HistoryTableID, MDLTableID
require.False(t, it.Key()[0] == 't' && foundTblID < 0xFFFFFFFFFF00, "Found table data after highest physical Table ID %d < %d", tblID, foundTblID)
break
}
}
func getAllDataForPhysicalTable(t *testing.T, ctx sessionctx.Context, physTable table.PhysicalTable) allTableData {
require.NoError(t, sessiontxn.NewTxn(context.Background(), ctx))
txn, err := ctx.Txn(true)
require.NoError(t, err)
defer func() {
err := txn.Rollback()
require.NoError(t, err)
}()
all := allTableData{
keys: make([][]byte, 0),
vals: make([][]byte, 0),
tp: make([]string, 0),
}
pid := physTable.GetPhysicalID()
prefix := tablecodec.EncodeTablePrefix(pid)
it, err := txn.Iter(prefix, nil)
require.NoError(t, err)
for it.Valid() {
if !it.Key().HasPrefix(prefix) {
break
}
all.keys = append(all.keys, it.Key())
all.vals = append(all.vals, it.Value())
if tablecodec.IsRecordKey(it.Key()) {
all.tp = append(all.tp, "Record")
tblID, kv, _ := tablecodec.DecodeRecordKey(it.Key())
require.Equal(t, pid, tblID)
vals, _ := tablecodec.DecodeValuesBytesToStrings(it.Value())
logutil.BgLogger().Info("Record",
zap.Int64("pid", tblID),
zap.Stringer("key", kv),
zap.Strings("values", vals))
} else if tablecodec.IsIndexKey(it.Key()) {
all.tp = append(all.tp, "Index")
} else {
all.tp = append(all.tp, "Other")
}
err = it.Next()
require.NoError(t, err)
}
return all
}
func TestReorganizeRangePartition(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("create database ReorgPartition")
tk.MustExec("use ReorgPartition")
tk.MustExec(`create table t (a int unsigned PRIMARY KEY, b varchar(255), c int, key (b), key (c,b)) partition by range (a) ` +
`(partition p0 values less than (10),` +
` partition p1 values less than (20),` +
` partition pMax values less than (MAXVALUE))`)
tk.MustExec(`insert into t values (1,"1",1), (12,"12",21),(23,"23",32),(34,"34",43),(45,"45",54),(56,"56",65)`)
tk.MustQuery(`select * from t where c < 40`).Sort().Check(testkit.Rows(""+
"1 1 1",
"12 12 21",
"23 23 32"))
tk.MustExec(`alter table t reorganize partition pMax into (partition p2 values less than (30), partition pMax values less than (MAXVALUE))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(10) unsigned NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] CLUSTERED */,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (`a`)\n" +
"(PARTITION `p0` VALUES LESS THAN (10),\n" +
" PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (30),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE))"))
tk.MustQuery(`select * from t`).Sort().Check(testkit.Rows(""+
"1 1 1",
"12 12 21",
"23 23 32",
"34 34 43",
"45 45 54",
"56 56 65"))
tk.MustQuery(`select * from t partition (p0)`).Sort().Check(testkit.Rows("" +
"1 1 1"))
tk.MustQuery(`select * from t partition (p1)`).Sort().Check(testkit.Rows("" +
"12 12 21"))
tk.MustQuery(`select * from t partition (p2)`).Sort().Check(testkit.Rows("" +
"23 23 32"))
tk.MustQuery(`select * from t partition (pMax)`).Sort().Check(testkit.Rows(""+
"34 34 43",
"45 45 54",
"56 56 65"))
tk.MustQuery(`select * from t where b > "1"`).Sort().Check(testkit.Rows(""+
"12 12 21",
"23 23 32",
"34 34 43",
"45 45 54",
"56 56 65"))
tk.MustQuery(`select * from t where c < 40`).Sort().Check(testkit.Rows(""+
"1 1 1",
"12 12 21",
"23 23 32"))
tk.MustExec(`alter table t reorganize partition p2,pMax into (partition p2 values less than (35),partition p3 values less than (47), partition pMax values less than (MAXVALUE))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`select * from t`).Sort().Check(testkit.Rows(""+
"1 1 1",
"12 12 21",
"23 23 32",
"34 34 43",
"45 45 54",
"56 56 65"))
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(10) unsigned NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] CLUSTERED */,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (`a`)\n" +
"(PARTITION `p0` VALUES LESS THAN (10),\n" +
" PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (35),\n" +
" PARTITION `p3` VALUES LESS THAN (47),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE))"))
tk.MustQuery(`select * from t partition (p0)`).Sort().Check(testkit.Rows("" +
"1 1 1"))
tk.MustQuery(`select * from t partition (p1)`).Sort().Check(testkit.Rows("" +
"12 12 21"))
tk.MustQuery(`select * from t partition (p2)`).Sort().Check(testkit.Rows(""+
"23 23 32",
"34 34 43"))
tk.MustQuery(`select * from t partition (p3)`).Sort().Check(testkit.Rows("" +
"45 45 54"))
tk.MustQuery(`select * from t partition (pMax)`).Sort().Check(testkit.Rows("" +
"56 56 65"))
tk.MustExec(`alter table t reorganize partition p0,p1 into (partition p1 values less than (20))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(10) unsigned NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] CLUSTERED */,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (`a`)\n" +
"(PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (35),\n" +
" PARTITION `p3` VALUES LESS THAN (47),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE))"))
tk.MustQuery(`select * from t`).Sort().Check(testkit.Rows(""+
"1 1 1",
"12 12 21",
"23 23 32",
"34 34 43",
"45 45 54",
"56 56 65"))
tk.MustExec(`alter table t drop index b`)
tk.MustExec(`alter table t drop index c`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(10) unsigned NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] CLUSTERED */\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (`a`)\n" +
"(PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (35),\n" +
" PARTITION `p3` VALUES LESS THAN (47),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE))"))
tk.MustExec(`create table t2 (a int unsigned not null, b varchar(255), c int, key (b), key (c,b)) partition by range (a) ` +
"(PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (35),\n" +
" PARTITION `p3` VALUES LESS THAN (47),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE))")
tk.MustExec(`insert into t2 select * from t`)
// Not allowed to change the start range!
tk.MustGetErrCode(`alter table t2 reorganize partition p2 into (partition p2a values less than (20), partition p2b values less than (36))`,
errno.ErrRangeNotIncreasing)
// Not allowed to change the end range!
tk.MustGetErrCode(`alter table t2 reorganize partition p2 into (partition p2a values less than (30), partition p2b values less than (36))`, errno.ErrRangeNotIncreasing)
tk.MustGetErrCode(`alter table t2 reorganize partition p2 into (partition p2a values less than (30), partition p2b values less than (34))`, errno.ErrRangeNotIncreasing)
// Also not allowed to change from MAXVALUE to something else IF there are values in the removed range!
tk.MustContainErrMsg(`alter table t2 reorganize partition pMax into (partition p2b values less than (50))`, "[table:1526]Table has no partition for value 56")
tk.MustQuery(`show create table t2`).Check(testkit.Rows("" +
"t2 CREATE TABLE `t2` (\n" +
" `a` int(10) unsigned NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (`a`)\n" +
"(PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (35),\n" +
" PARTITION `p3` VALUES LESS THAN (47),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE))"))
// But allowed to change from MAXVALUE if no existing values is outside the new range!
tk.MustExec(`alter table t2 reorganize partition pMax into (partition p4 values less than (90))`)
tk.MustExec(`admin check table t2`)
tk.MustQuery(`show create table t2`).Check(testkit.Rows("" +
"t2 CREATE TABLE `t2` (\n" +
" `a` int(10) unsigned NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (`a`)\n" +
"(PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (35),\n" +
" PARTITION `p3` VALUES LESS THAN (47),\n" +
" PARTITION `p4` VALUES LESS THAN (90))"))
// Test reorganize range partitions works when a function defined as the key.
tk.MustExec("drop table t")
tk.MustExec(`create table t (a int PRIMARY KEY, b varchar(255), c int, key (b), key (c,b)) partition by range (abs(a)) ` +
`(partition p0 values less than (10),` +
` partition p1 values less than (20),` +
` partition pMax values less than (MAXVALUE))`)
tk.MustExec(`insert into t values (0,"0",0),(1,"1",1),(2,"2",-2),(-12,"12",21),(23,"23",32),(-34,"34",43),(45,"45",54),(56,"56",65)`)
tk.MustExec(`alter table t reorganize partition pMax into (partition p2 values less than (30), partition pMax values less than (MAXVALUE))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] CLUSTERED */,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (ABS(`a`))\n" +
"(PARTITION `p0` VALUES LESS THAN (10),\n" +
" PARTITION `p1` VALUES LESS THAN (20),\n" +
" PARTITION `p2` VALUES LESS THAN (30),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE))"))
tk.MustQuery(`select * from t partition (p2)`).Sort().Check(testkit.Rows("" +
"23 23 32"))
tk.MustQuery(`select * from t partition (pMax)`).Sort().Check(testkit.Rows(""+
"-34 34 43", "45 45 54", "56 56 65"))
tk.MustExec(`alter table t drop index b`)
tk.MustExec(`alter table t reorganize partition p0,p1,p2,pMax into (partition pAll values less than (maxvalue))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) NOT NULL,\n" +
" `b` varchar(255) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] CLUSTERED */,\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE (ABS(`a`))\n" +
"(PARTITION `pAll` VALUES LESS THAN (MAXVALUE))"))
tk.MustQuery(`select * from t partition (pAll)`).Sort().Check(testkit.Rows(""+
"-12 12 21", "-34 34 43", "0 0 0", "1 1 1", "2 2 -2", "23 23 32", "45 45 54", "56 56 65"))
}
func TestReorganizeRangeColumnsPartition(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
// Test reorganize range columns partitions works for integer and string defined as the key.
tk.MustExec("CREATE DATABASE ReorgPartition")
tk.MustExec("USE ReorgPartition")
tk.MustExec(`
CREATE TABLE t (
a INT,
b CHAR(3),
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY RANGE COLUMNS(a,b) (
PARTITION p0 VALUES LESS THAN (5,'ggg'),
PARTITION p1 VALUES LESS THAN (10,'mmm'),
PARTITION p2 VALUES LESS THAN (15,'sss'),
PARTITION pMax VALUES LESS THAN (MAXVALUE,MAXVALUE)
);
`)
tk.MustExec(`INSERT INTO t VALUES (1,'abc',1), (3,'ggg',3),(5,'ggg',5), (9,'ggg',9),(10,'mmm',10),(19,'xxx',19);`)
tk.MustQuery(`SELECT * FROM t PARTITION(p0)`).Sort().Check(testkit.Rows(""+
"1 abc 1",
"3 ggg 3"))
tk.MustExec(`ALTER TABLE t DROP INDEX c`)
tk.MustExec(`ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES LESS THAN (2,'ggg'), PARTITION p01 VALUES LESS THAN (5,'ggg'));`)
tk.MustExec(`ADMIN CHECK TABLE t`)
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) DEFAULT NULL,\n" +
" `b` char(3) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE COLUMNS(`a`,`b`)\n" +
"(PARTITION `p00` VALUES LESS THAN (2,'ggg'),\n" +
" PARTITION `p01` VALUES LESS THAN (5,'ggg'),\n" +
" PARTITION `p1` VALUES LESS THAN (10,'mmm'),\n" +
" PARTITION `p2` VALUES LESS THAN (15,'sss'),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE,MAXVALUE))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Sort().Check(testkit.Rows("1 abc 1"))
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("3 ggg 3"))
// Test reorganize range columns partitions works for string and integer defined as the key.
tk.MustExec("DROP TABLE t")
tk.MustExec(`
CREATE TABLE t (
a INT,
b CHAR(3),
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY RANGE COLUMNS(b,a) (
PARTITION p0 VALUES LESS THAN ('ggg',5),
PARTITION p1 VALUES LESS THAN ('mmm',10),
PARTITION p2 VALUES LESS THAN ('sss',15),
PARTITION pMax VALUES LESS THAN (MAXVALUE,MAXVALUE)
);
`)
tk.MustExec(`INSERT INTO t VALUES (1,'abc',1), (3,'ccc',3),(5,'ggg',5), (9,'ggg',9),(10,'mmm',10),(19,'xxx',19);`)
tk.MustQuery(`SELECT * FROM t PARTITION(p0)`).Sort().Check(testkit.Rows(""+
"1 abc 1",
"3 ccc 3"))
tk.MustExec("ALTER TABLE t DROP INDEX b")
tk.MustExec(`ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES LESS THAN ('ccc',2), PARTITION p01 VALUES LESS THAN ('ggg',5));`)
tk.MustExec(`ADMIN CHECK TABLE t`)
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) DEFAULT NULL,\n" +
" `b` char(3) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE COLUMNS(`b`,`a`)\n" +
"(PARTITION `p00` VALUES LESS THAN ('ccc',2),\n" +
" PARTITION `p01` VALUES LESS THAN ('ggg',5),\n" +
" PARTITION `p1` VALUES LESS THAN ('mmm',10),\n" +
" PARTITION `p2` VALUES LESS THAN ('sss',15),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE,MAXVALUE))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Sort().Check(testkit.Rows("1 abc 1"))
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("3 ccc 3"))
tk.MustExec(`ALTER TABLE t REORGANIZE PARTITION p00,p01,p1 into (PARTITION p1 VALUES LESS THAN ('mmm',10));`)
tk.MustExec(`ADMIN CHECK TABLE t`)
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) DEFAULT NULL,\n" +
" `b` char(3) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE COLUMNS(`b`,`a`)\n" +
"(PARTITION `p1` VALUES LESS THAN ('mmm',10),\n" +
" PARTITION `p2` VALUES LESS THAN ('sss',15),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE,MAXVALUE))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p1)`).Sort().Check(testkit.Rows(""+
"1 abc 1",
"3 ccc 3",
"5 ggg 5",
"9 ggg 9"))
// Test reorganize range columns partitions works for DATE and DATETIME defined as the key.
tk.MustExec("DROP TABLE t")
tk.MustExec(`
CREATE TABLE t (
a DATE,
b DATETIME,
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY RANGE COLUMNS(a,b) (
PARTITION p0 VALUES LESS THAN ('2020-05-05','2020-05-05 10:10:10'),
PARTITION p1 VALUES LESS THAN ('2021-05-05','2021-05-05 10:10:10'),
PARTITION p2 VALUES LESS THAN ('2022-05-05','2022-05-05 10:10:10'),
PARTITION pMax VALUES LESS THAN (MAXVALUE,MAXVALUE)
);
`)
tk.MustExec("INSERT INTO t VALUES" +
"('2020-04-10', '2020-04-10 10:10:10', 1), ('2020-05-04', '2020-05-04 10:10:10', 2)," +
"('2020-05-05', '2020-05-05 10:10:10', 3), ('2021-05-04', '2021-05-04 10:10:10', 4)," +
"('2022-05-05', '2022-05-05 10:10:10', 5), ('2023-05-05', '2023-05-05 10:10:10', 6);")
tk.MustExec("ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES LESS THAN ('2020-04-10', '2020-04-10 10:10:10'), PARTITION p01 VALUES LESS THAN ('2020-05-05', '2020-05-05 10:10:10'));")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE COLUMNS(`a`,`b`)\n" +
"(PARTITION `p00` VALUES LESS THAN ('2020-04-10','2020-04-10 10:10:10'),\n" +
" PARTITION `p01` VALUES LESS THAN ('2020-05-05','2020-05-05 10:10:10'),\n" +
" PARTITION `p1` VALUES LESS THAN ('2021-05-05','2021-05-05 10:10:10'),\n" +
" PARTITION `p2` VALUES LESS THAN ('2022-05-05','2022-05-05 10:10:10'),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE,MAXVALUE))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Check(testkit.Rows())
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2"))
//TODO(bb7133): different err message with MySQL
tk.MustContainErrMsg(
"ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION p0 VALUES LESS THAN ('2022-05-05', '2022-05-05 10:10:11'))",
"VALUES LESS THAN value must be strictly increasing for each partition")
tk.MustExec("ALTER TABLE t DROP INDEX c")
tk.MustExec("ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION p0 VALUES LESS THAN ('2022-05-05', '2022-05-05 10:10:10'))")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE COLUMNS(`a`,`b`)\n" +
"(PARTITION `p0` VALUES LESS THAN ('2022-05-05','2022-05-05 10:10:10'),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE,MAXVALUE))"))
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SELECT * FROM t PARTITION(p0)`).Sort().Check(testkit.Rows(
"2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2",
"2020-05-05 2020-05-05 10:10:10 3", "2021-05-04 2021-05-04 10:10:10 4"))
tk.MustQuery(`SELECT * FROM t PARTITION(pMax)`).Sort().Check(testkit.Rows("2022-05-05 2022-05-05 10:10:10 5", "2023-05-05 2023-05-05 10:10:10 6"))
// Test reorganize range columns partitions works for DATETIME and DATE defined as the key.
tk.MustExec("DROP TABLE t")
tk.MustExec(`
CREATE TABLE t (
a DATE,
b DATETIME,
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY RANGE COLUMNS(b,a) (
PARTITION p0 VALUES LESS THAN ('2020-05-05 10:10:10','2020-05-05'),
PARTITION p1 VALUES LESS THAN ('2021-05-05 10:10:10','2021-05-05'),
PARTITION p2 VALUES LESS THAN ('2022-05-05 10:10:10','2022-05-05'),
PARTITION pMax VALUES LESS THAN (MAXVALUE,MAXVALUE)
);
`)
tk.MustExec("INSERT INTO t VALUES" +
"('2020-04-10', '2020-04-10 10:10:10', 1), ('2020-05-04', '2020-05-04 10:10:10', 2)," +
"('2020-05-05', '2020-05-05 10:10:10', 3), ('2021-05-04', '2021-05-04 10:10:10', 4)," +
"('2022-05-05', '2022-05-05 10:10:10', 5), ('2023-05-05', '2023-05-05 10:10:10', 6);")
tk.MustExec("ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES LESS THAN ('2020-04-10 10:10:10', '2020-04-10'), PARTITION p01 VALUES LESS THAN ('2020-05-05 10:10:10', '2020-05-05'));")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE COLUMNS(`b`,`a`)\n" +
"(PARTITION `p00` VALUES LESS THAN ('2020-04-10 10:10:10','2020-04-10'),\n" +
" PARTITION `p01` VALUES LESS THAN ('2020-05-05 10:10:10','2020-05-05'),\n" +
" PARTITION `p1` VALUES LESS THAN ('2021-05-05 10:10:10','2021-05-05'),\n" +
" PARTITION `p2` VALUES LESS THAN ('2022-05-05 10:10:10','2022-05-05'),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE,MAXVALUE))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Check(testkit.Rows())
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2"))
tk.MustExec("ALTER TABLE t DROP INDEX b")
//TODO(bb7133): different err message with MySQL
tk.MustContainErrMsg(
"ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION p0 VALUES LESS THAN ('2022-05-05 10:10:11', '2022-05-05'))",
"VALUES LESS THAN value must be strictly increasing for each partition")
tk.MustExec("ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION p0 VALUES LESS THAN ('2022-05-05 10:10:10', '2022-05-05'))")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY RANGE COLUMNS(`b`,`a`)\n" +
"(PARTITION `p0` VALUES LESS THAN ('2022-05-05 10:10:10','2022-05-05'),\n" +
" PARTITION `pMax` VALUES LESS THAN (MAXVALUE,MAXVALUE))"))
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SELECT * FROM t PARTITION(p0)`).Sort().Check(testkit.Rows(
"2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2",
"2020-05-05 2020-05-05 10:10:10 3", "2021-05-04 2021-05-04 10:10:10 4"))
tk.MustQuery(`SELECT * FROM t PARTITION(pMax)`).Sort().Check(testkit.Rows("2022-05-05 2022-05-05 10:10:10 5", "2023-05-05 2023-05-05 10:10:10 6"))
}
func TestReorganizeListPartition(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("create database ReorgListPartition")
tk.MustExec("use ReorgListPartition")
tk.MustExec(`create table t (a int, b varchar(55), c int) partition by list (a)` +
` (partition p1 values in (12,23,51,14), partition p2 values in (24,63), partition p3 values in (45))`)
tk.MustExec(`insert into t values (12,"12",21), (24,"24",42),(51,"51",15),(23,"23",32),(63,"63",36),(45,"45",54)`)
tk.MustExec(`alter table t reorganize partition p1 into (partition p0 values in (12,51,13), partition p1 values in (23))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) DEFAULT NULL,\n" +
" `b` varchar(55) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST (`a`)\n" +
"(PARTITION `p0` VALUES IN (12,51,13),\n" +
" PARTITION `p1` VALUES IN (23),\n" +
" PARTITION `p2` VALUES IN (24,63),\n" +
" PARTITION `p3` VALUES IN (45))"))
tk.MustExec(`alter table t add primary key (a), add key (b), add key (c,b)`)
// Note: MySQL cannot reorganize two non-consecutive list partitions :)
// ERROR 1519 (HY000): When reorganizing a set of partitions they must be in consecutive order
// https://bugs.mysql.com/bug.php?id=106011
// https://bugs.mysql.com/bug.php?id=109939
tk.MustExec(`alter table t reorganize partition p1, p3 into (partition pa values in (45,23,15))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) NOT NULL,\n" +
" `b` varchar(55) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] NONCLUSTERED */,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST (`a`)\n" +
"(PARTITION `p0` VALUES IN (12,51,13),\n" +
" PARTITION `pa` VALUES IN (45,23,15),\n" +
" PARTITION `p2` VALUES IN (24,63))"))
tk.MustGetErrCode(`alter table t modify a varchar(20)`, errno.ErrUnsupportedDDLOperation)
// Test reorganize list partitions works when a function defined as the key.
tk.MustExec("drop table t")
tk.MustExec(`create table t (a int, b varchar(55), c int) partition by list (abs(a))
(partition p0 values in (-1,0,1),
partition p1 values in (12,23,51,14),
partition p2 values in (24,63),
partition p3 values in (45))`)
tk.MustExec(`insert into t values
(-1,"-1",11),(1,"1",11),(0,"0",0),(-12,"-12",21),
(-24,"-24",42),(51,"-51",15),(23,"23",32),(63,"63",36),(45,"45",54)`)
tk.MustExec(`alter table t reorganize partition p0, p1 into (partition p0 values in (0,1,2,12,51,13), partition p1 values in (23))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`select * from t partition (p0)`).Sort().Check(testkit.Rows(""+
"-1 -1 11", "-12 -12 21", "0 0 0", "1 1 11", "51 -51 15"))
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) DEFAULT NULL,\n" +
" `b` varchar(55) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST (ABS(`a`))\n" +
"(PARTITION `p0` VALUES IN (0,1,2,12,51,13),\n" +
" PARTITION `p1` VALUES IN (23),\n" +
" PARTITION `p2` VALUES IN (24,63),\n" +
" PARTITION `p3` VALUES IN (45))"))
tk.MustExec(`alter table t add primary key (a), add key (b), add key (c,b)`)
tk.MustExec(`alter table t reorganize partition p0,p1,p2,p3 into (partition paa values in (0,1,2,12,13,23,24,45,51,63,64))`)
tk.MustExec(`admin check table t`)
tk.MustQuery(`select * from t partition (paa)`).Sort().Check(testkit.Rows(""+
"-1 -1 11", "-12 -12 21", "-24 -24 42", "0 0 0", "1 1 11", "23 23 32", "45 45 54", "51 -51 15", "63 63 36"))
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) NOT NULL,\n" +
" `b` varchar(55) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" PRIMARY KEY (`a`) /*T![clustered_index] NONCLUSTERED */,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST (ABS(`a`))\n" +
"(PARTITION `paa` VALUES IN (0,1,2,12,13,23,24,45,51,63,64))"))
}
func TestReorganizeListColumnsPartition(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("CREATE DATABASE ReorgPartition")
tk.MustExec("USE ReorgPartition")
// Test reorganize list columns partitions works for interger and string defined as the key.
tk.MustExec(`
CREATE TABLE t (
a INT,
b CHAR(3),
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY LIST COLUMNS(a,b) (
PARTITION p0 VALUES IN ((1,'aaa'),(2,'bbb'),(3,'ccc')),
PARTITION p1 VALUES IN ((4,'ddd'),(5,'eee'),(6,'fff')),
PARTITION p2 VALUES IN ((16,'lll'),(17,'mmm'),(18,'lll'))
);
`)
tk.MustExec(`INSERT INTO t VALUES (1,'aaa',1), (3,'ccc',3),(5,'eee',5), (16,'lll',16);`)
tk.MustQuery(`SELECT * FROM t PARTITION(p0)`).Sort().Check(testkit.Rows(""+
"1 aaa 1",
"3 ccc 3"))
//TODO(bb7133) MySQL 8 does not report an error if there's any row does not fit the new partitions, instead the row will be removed.
tk.MustContainErrMsg(`ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES IN ((0,'uuu'),(1,'aaa')), PARTITION p01 VALUES IN ((2,'bbb')));`, "Table has no partition for value from column_list")
tk.MustExec(`ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES IN ((0,'uuu'),(1,'aaa')), PARTITION p01 VALUES IN ((2,'bbb'),(3,'ccc')));`)
tk.MustExec(`ADMIN CHECK TABLE t`)
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) DEFAULT NULL,\n" +
" `b` char(3) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST COLUMNS(`a`,`b`)\n" +
"(PARTITION `p00` VALUES IN ((0,'uuu'),(1,'aaa')),\n" +
" PARTITION `p01` VALUES IN ((2,'bbb'),(3,'ccc')),\n" +
" PARTITION `p1` VALUES IN ((4,'ddd'),(5,'eee'),(6,'fff')),\n" +
" PARTITION `p2` VALUES IN ((16,'lll'),(17,'mmm'),(18,'lll')))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Sort().Check(testkit.Rows("1 aaa 1"))
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("3 ccc 3"))
tk.MustExec("ALTER TABLE t DROP INDEX b")
tk.MustExec(`ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION pAll VALUES IN
((0,'uuu'),(1,'aaa'),(2,'bbb'),(3,'ccc'),(4,'ddd'),(5,'eee'),(6,'fff'),(16,'lll'),(17,'mmm'),(18,'lll')));`)
tk.MustExec(`ADMIN CHECK TABLE t`)
tk.MustQuery(`SELECT * FROM t PARTITION(pAll)`).Sort().Check(testkit.Rows("1 aaa 1", "16 lll 16", "3 ccc 3", "5 eee 5"))
tk.MustQuery(`SELECT * FROM t`).Sort().Check(testkit.Rows("1 aaa 1", "16 lll 16", "3 ccc 3", "5 eee 5"))
// Test reorganize list columns partitions works for string and integer defined as the key.
tk.MustExec("DROP TABLE t")
tk.MustExec(`
CREATE TABLE t (
a INT,
b CHAR(3),
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY LIST COLUMNS(b,a) (
PARTITION p0 VALUES IN (('aaa',1),('bbb',2),('ccc',3)),
PARTITION p1 VALUES IN (('ddd',4),('eee',5),('fff',6)),
PARTITION p2 VALUES IN (('lll',16),('mmm',17),('lll',18))
);
`)
tk.MustExec(`INSERT INTO t VALUES (1,'aaa',1), (3,'ccc',3),(5,'eee',5), (16,'lll',16);`)
tk.MustQuery(`SELECT * FROM t PARTITION(p0)`).Sort().Check(testkit.Rows(""+
"1 aaa 1",
"3 ccc 3"))
tk.MustExec(`ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES IN (('uuu',-1),('aaa',1)), PARTITION p01 VALUES IN (('bbb',2),('ccc',3),('ccc',4)));`)
tk.MustExec(`ADMIN CHECK TABLE t`)
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(11) DEFAULT NULL,\n" +
" `b` char(3) DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST COLUMNS(`b`,`a`)\n" +
"(PARTITION `p00` VALUES IN (('uuu',-1),('aaa',1)),\n" +
" PARTITION `p01` VALUES IN (('bbb',2),('ccc',3),('ccc',4)),\n" +
" PARTITION `p1` VALUES IN (('ddd',4),('eee',5),('fff',6)),\n" +
" PARTITION `p2` VALUES IN (('lll',16),('mmm',17),('lll',18)))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Sort().Check(testkit.Rows("1 aaa 1"))
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("3 ccc 3"))
tk.MustExec("ALTER TABLE t DROP INDEX c")
tk.MustExec(`ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION pAll VALUES IN
(('uuu',-1),('aaa',1),('bbb',2),('ccc',3),('ccc',4),('ddd',4),('eee',5),('fff',6),('lll',16),('mmm',17),('lll',18)));`)
tk.MustExec(`ADMIN CHECK TABLE t`)
tk.MustQuery(`SELECT * FROM t PARTITION(pAll)`).Sort().Check(testkit.Rows("1 aaa 1", "16 lll 16", "3 ccc 3", "5 eee 5"))
tk.MustQuery(`SELECT * FROM t`).Sort().Check(testkit.Rows("1 aaa 1", "16 lll 16", "3 ccc 3", "5 eee 5"))
// Test reorganize list columns partitions works for DATE and DATETIME defined as the key.
tk.MustExec("DROP TABLE t")
tk.MustExec(`
CREATE TABLE t (
a DATE,
b DATETIME,
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY LIST COLUMNS(a,b) (
PARTITION p0 VALUES IN (('2020-04-10','2020-04-10 10:10:10'),('2020-05-04','2020-05-04 10:10:10')),
PARTITION p1 VALUES IN (('2021-05-04','2021-05-04 10:10:10'),('2021-05-05','2021-05-05 10:10:10')),
PARTITION p2 VALUES IN (('2022-05-04','2022-05-04 10:10:10'),('2022-05-05','2022-05-06 11:11:11'))
);
`)
tk.MustExec("INSERT INTO t VALUES" +
"('2020-04-10', '2020-04-10 10:10:10', 1), ('2020-05-04', '2020-05-04 10:10:10', 2)," +
"('2020-05-04', '2020-05-04 10:10:10', 3), ('2021-05-04', '2021-05-04 10:10:10', 4)," +
"('2022-05-04', '2022-05-04 10:10:10', 5), ('2022-05-05', '2022-05-06 11:11:11', 6);")
tk.MustExec("ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES IN (('2020-04-10', '2020-04-10 10:10:10')), PARTITION p01 VALUES IN (('2020-05-04', '2020-05-04 10:10:10')));")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST COLUMNS(`a`,`b`)\n" +
"(PARTITION `p00` VALUES IN (('2020-04-10','2020-04-10 10:10:10')),\n" +
" PARTITION `p01` VALUES IN (('2020-05-04','2020-05-04 10:10:10')),\n" +
" PARTITION `p1` VALUES IN (('2021-05-04','2021-05-04 10:10:10'),('2021-05-05','2021-05-05 10:10:10')),\n" +
" PARTITION `p2` VALUES IN (('2022-05-04','2022-05-04 10:10:10'),('2022-05-05','2022-05-06 11:11:11')))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Check(testkit.Rows("2020-04-10 2020-04-10 10:10:10 1"))
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("2020-05-04 2020-05-04 10:10:10 2", "2020-05-04 2020-05-04 10:10:10 3"))
tk.MustExec("ALTER TABLE t DROP INDEX b")
//TODO(bb7133) MySQL 8 does not report an error if there's any row does not fit the new partitions, instead the row will be removed.
tk.MustContainErrMsg(
"ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION pAll VALUES IN "+
"(('2020-04-10','2020-04-10 10:10:10'),('2020-05-04','2020-05-04 10:10:10'),"+
" ('2021-05-04','2021-05-04 10:10:10'),('2021-05-05','2021-05-05 10:10:10'),"+
" ('2022-05-04','2022-05-04 10:10:10'),('2022-05-05','2023-05-05 11:11:11')))",
"Table has no partition for value from column_list")
tk.MustExec(
"ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION pAll VALUES IN " +
"(('2020-04-10','2020-04-10 10:10:10'),('2020-05-04','2020-05-04 10:10:10')," +
" ('2021-05-04','2021-05-04 10:10:10'),('2021-05-05','2021-05-05 10:10:10')," +
" ('2022-05-04','2022-05-04 10:10:10'),('2022-05-05','2022-05-06 11:11:11')))")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST COLUMNS(`a`,`b`)\n" +
"(PARTITION `pAll` VALUES IN " +
"(('2020-04-10','2020-04-10 10:10:10'),('2020-05-04','2020-05-04 10:10:10')," +
"('2021-05-04','2021-05-04 10:10:10'),('2021-05-05','2021-05-05 10:10:10')," +
"('2022-05-04','2022-05-04 10:10:10'),('2022-05-05','2022-05-06 11:11:11')))"))
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SELECT * FROM t PARTITION(pAll)`).Sort().Check(testkit.Rows(
"2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2",
"2020-05-04 2020-05-04 10:10:10 3", "2021-05-04 2021-05-04 10:10:10 4",
"2022-05-04 2022-05-04 10:10:10 5", "2022-05-05 2022-05-06 11:11:11 6"))
tk.MustQuery(`SELECT * FROM t`).Sort().Check(testkit.Rows(
"2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2",
"2020-05-04 2020-05-04 10:10:10 3", "2021-05-04 2021-05-04 10:10:10 4",
"2022-05-04 2022-05-04 10:10:10 5", "2022-05-05 2022-05-06 11:11:11 6"))
// Test reorganize list columns partitions works for DATETIME and DATE defined as the key.
tk.MustExec("DROP TABLE t")
tk.MustExec(`
CREATE TABLE t (
a DATE,
b DATETIME,
c INT,
KEY b(b),
KEY c(c,b)
)
PARTITION BY LIST COLUMNS(b,a) (
PARTITION p0 VALUES IN (('2020-04-10 10:10:10','2020-04-10'),('2020-05-04 10:10:10','2020-05-04')),
PARTITION p1 VALUES IN (('2021-05-04 10:10:10','2021-05-04'),('2021-05-05 10:10:10','2021-05-05')),
PARTITION p2 VALUES IN (('2022-05-04 10:10:10','2022-05-04'),('2022-05-06 11:11:11','2022-05-05'))
);
`)
tk.MustExec("INSERT INTO t VALUES" +
"('2020-04-10', '2020-04-10 10:10:10', 1), ('2020-05-04', '2020-05-04 10:10:10', 2)," +
"('2020-05-04', '2020-05-04 10:10:10', 3), ('2021-05-04', '2021-05-04 10:10:10', 4)," +
"('2022-05-04', '2022-05-04 10:10:10', 5), ('2022-05-05', '2022-05-06 11:11:11', 6);")
tk.MustExec("ALTER TABLE t REORGANIZE PARTITION p0 into (PARTITION p00 VALUES IN (('2020-04-10 10:10:10','2020-04-10')), PARTITION p01 VALUES IN (('2020-05-04 10:10:10','2020-05-04')));")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `b` (`b`),\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST COLUMNS(`b`,`a`)\n" +
"(PARTITION `p00` VALUES IN (('2020-04-10 10:10:10','2020-04-10')),\n" +
" PARTITION `p01` VALUES IN (('2020-05-04 10:10:10','2020-05-04')),\n" +
" PARTITION `p1` VALUES IN (('2021-05-04 10:10:10','2021-05-04'),('2021-05-05 10:10:10','2021-05-05')),\n" +
" PARTITION `p2` VALUES IN (('2022-05-04 10:10:10','2022-05-04'),('2022-05-06 11:11:11','2022-05-05')))"))
tk.MustQuery(`SELECT * FROM t PARTITION(p00)`).Check(testkit.Rows("2020-04-10 2020-04-10 10:10:10 1"))
tk.MustQuery(`SELECT * FROM t PARTITION(p01)`).Sort().Check(testkit.Rows("2020-05-04 2020-05-04 10:10:10 2", "2020-05-04 2020-05-04 10:10:10 3"))
tk.MustExec("ALTER TABLE t DROP INDEX b")
//TODO(bb7133) MySQL 8 does not report an error if there's any row does not fit the new partitions, instead the row will be removed.
tk.MustContainErrMsg(
"ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION pAll VALUES IN "+
"(('2020-04-10 10:10:10','2020-04-10'),('2020-05-04 10:10:10','2020-05-04'),"+
" ('2021-05-04 10:10:10','2021-05-04'),('2021-05-05 10:10:10','2021-05-05'),"+
" ('2022-05-04 10:10:10','2022-05-04'),('2022-05-06 11:11:11','2023-05-05')))",
"Table has no partition for value from column_list")
tk.MustExec(
"ALTER TABLE t REORGANIZE PARTITION p00,p01,p1,p2 into (PARTITION pAll VALUES IN " +
"(('2020-04-10 10:10:10','2020-04-10'),('2020-05-04 10:10:10','2020-05-04')," +
" ('2021-05-04 10:10:10','2021-05-04'),('2021-05-05 10:10:10','2021-05-05')," +
" ('2022-05-04 10:10:10','2022-05-04'),('2022-05-06 11:11:11','2022-05-05')))")
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SHOW CREATE TABLE t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` date DEFAULT NULL,\n" +
" `b` datetime DEFAULT NULL,\n" +
" `c` int(11) DEFAULT NULL,\n" +
" KEY `c` (`c`,`b`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin\n" +
"PARTITION BY LIST COLUMNS(`b`,`a`)\n" +
"(PARTITION `pAll` VALUES IN " +
"(('2020-04-10 10:10:10','2020-04-10'),('2020-05-04 10:10:10','2020-05-04')," +
"('2021-05-04 10:10:10','2021-05-04'),('2021-05-05 10:10:10','2021-05-05')," +
"('2022-05-04 10:10:10','2022-05-04'),('2022-05-06 11:11:11','2022-05-05')))"))
tk.MustExec("ADMIN CHECK TABLE t")
tk.MustQuery(`SELECT * FROM t PARTITION(pAll)`).Sort().Check(testkit.Rows(
"2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2",
"2020-05-04 2020-05-04 10:10:10 3", "2021-05-04 2021-05-04 10:10:10 4",
"2022-05-04 2022-05-04 10:10:10 5", "2022-05-05 2022-05-06 11:11:11 6"))
tk.MustQuery(`SELECT * FROM t`).Sort().Check(testkit.Rows(
"2020-04-10 2020-04-10 10:10:10 1", "2020-05-04 2020-05-04 10:10:10 2",
"2020-05-04 2020-05-04 10:10:10 3", "2021-05-04 2021-05-04 10:10:10 4",
"2022-05-04 2022-05-04 10:10:10 5", "2022-05-05 2022-05-06 11:11:11 6"))
}
type TestReorgDDLCallback struct {
*callback.TestDDLCallback
syncChan chan bool
}
func (tc *TestReorgDDLCallback) OnChanged(err error) error {
err = tc.TestDDLCallback.OnChanged(err)
<-tc.syncChan
// We want to wait here
<-tc.syncChan
return err
}
func TestReorgPartitionConcurrent(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
schemaName := "ReorgPartConcurrent"
tk.MustExec("create database " + schemaName)
tk.MustExec("use " + schemaName)
tk.MustExec(`create table t (a int unsigned PRIMARY KEY, b varchar(255), c int, key (b), key (c,b))` +
` partition by range (a) ` +
`(partition p0 values less than (10),` +
` partition p1 values less than (20),` +
` partition pMax values less than (MAXVALUE))`)
tk.MustExec(`insert into t values (1,"1",1), (10,"10",10),(23,"23",32),(34,"34",43),(45,"45",54),(56,"56",65)`)
dom := domain.GetDomain(tk.Session())
originHook := dom.DDL().GetHook()
defer dom.DDL().SetHook(originHook)
syncOnChanged := make(chan bool)
defer close(syncOnChanged)
hook := &TestReorgDDLCallback{TestDDLCallback: &callback.TestDDLCallback{Do: dom}, syncChan: syncOnChanged}
dom.DDL().SetHook(hook)
wait := make(chan bool)
defer close(wait)
currState := model.StateNone
hook.OnJobRunBeforeExported = func(job *model.Job) {
if job.Type == model.ActionReorganizePartition &&
(job.SchemaState == model.StateDeleteOnly ||
job.SchemaState == model.StateWriteOnly ||
job.SchemaState == model.StateWriteReorganization ||
job.SchemaState == model.StateDeleteReorganization) &&
currState != job.SchemaState {
currState = job.SchemaState
<-wait
<-wait
}
}
alterErr := make(chan error, 1)
go backgroundExec(store, schemaName, "alter table t reorganize partition p1 into (partition p1a values less than (15), partition p1b values less than (20))", alterErr)
wait <- true
// StateDeleteOnly
deleteOnlyInfoSchema := sessiontxn.GetTxnManager(tk.Session()).GetTxnInfoSchema()
wait <- true
// StateWriteOnly
wait <- true
tk.MustExec(`insert into t values (11, "11", 11),(12,"12",21)`)
tk.MustExec(`admin check table t`)
writeOnlyInfoSchema := sessiontxn.GetTxnManager(tk.Session()).GetTxnInfoSchema()
require.Equal(t, int64(1), writeOnlyInfoSchema.SchemaMetaVersion()-deleteOnlyInfoSchema.SchemaMetaVersion())
deleteOnlyTbl, err := deleteOnlyInfoSchema.TableByName(model.NewCIStr(schemaName), model.NewCIStr("t"))
require.NoError(t, err)
writeOnlyTbl, err := writeOnlyInfoSchema.TableByName(model.NewCIStr(schemaName), model.NewCIStr("t"))
require.NoError(t, err)
writeOnlyParts := writeOnlyTbl.Meta().Partition
writeOnlyTbl.Meta().Partition = deleteOnlyTbl.Meta().Partition
// If not DeleteOnly is working, then this would show up when reorg is done
tk.MustExec(`delete from t where a = 11`)
tk.MustExec(`update t set b = "12b", c = 12 where a = 12`)
tk.MustExec(`admin check table t`)
writeOnlyTbl.Meta().Partition = writeOnlyParts
tk.MustExec(`admin check table t`)
wait <- true
// StateWriteReorganization
wait <- true
tk.MustExec(`insert into t values (14, "14", 14),(15, "15",15)`)
writeReorgInfoSchema := sessiontxn.GetTxnManager(tk.Session()).GetTxnInfoSchema()
tk.MustQuery(`show create table t`).Check(testkit.Rows("" +
"t CREATE TABLE `t` (\n" +
" `a` int(10) unsigned NOT NULL,\n" +