support a faster unique id implement #4701
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imay
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input :[] output: TYPE_LARGEINT mysql> select uuid_numeric(); +-----------------------------------+ | uniq_id() | +-----------------------------------+ | 232491522003429759764239072851311 | +-----------------------------------+ 1 row in set (0.01 sec) performace 1FE 1BE baseline: ``` mysql> select count(*) from lineorder; +-----------+ | count(*) | +-----------+ | 606039117 | +-----------+ 1 row in set (2.47 sec) ``` parallel=1 ``` mysql> select count(uuid_numeric()) from lineorder; +------------------+ | count(uniq_id()) | +------------------+ | 606039117 | +------------------+ 1 row in set (4.53 sec) ``` parallel=6; ``` mysql> select count(uuid_numeric()) from lineorder; +------------------+ | count(uniq_id()) | +------------------+ | 606039117 | +------------------+ 1 row in set (2.62 sec) ``` ``` mysql> select count(*) from lineorder; +-----------+ | count(*) | +-----------+ | 606039117 | +-----------+ 1 row in set (2.51 sec) ```
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run starrocks_be_unittest |
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run starrocks_fe_unittest |
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[FE PR Coverage check]😍 pass : 0 / 0 (0%) |
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(cherry picked from commit fa59954) Co-authored-by: Kaiwei Wang <fieldsfarmer@users.noreply.github.com>
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What type of PR is this：
Which issues of this PR fixes ：
Fixes #
Problem Summary(Required) ：
uniq_id generate rule: timestamp, backendId, rand, tid, inc
input :[]
output: TYPE_LARGEINT
mysql> select uniq_id();
+-----------------------------------+
| uniq_id() |
+-----------------------------------+
| 232491522003429759764239072851311 |
+-----------------------------------+
1 row in set (0.01 sec)
performace 1FE 1BE
baseline:
parallel=1
parallel=6;