*: support auto_random table option#16750
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bb7133 merged 17 commits intopingcap:masterfrom Apr 24, 2020
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@@ Coverage Diff @@
## master #16750 +/- ##
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Coverage 80.5344% 80.5344%
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Files 507 507
Lines 138491 138491
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Hits 111533 111533
Misses 18299 18299
Partials 8659 8659 |
bb7133
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Apr 24, 2020
zimulala
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Apr 24, 2020
infoschema/builder.go
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| var allocs autoid.Allocators | ||
| if tableIDIsValid(oldTableID) { | ||
| if oldTableID == newTableID && diff.Type != model.ActionRenameTable && diff.Type != model.ActionRebaseAutoID && diff.Type != model.ActionModifyTableAutoIdCache { | ||
| if oldTableID == newTableID && diff.Type != model.ActionRenameTable && diff.Type != model.ActionRebaseAutoID && diff.Type != model.ActionRebaseAutoRandomBase && diff.Type != model.ActionModifyTableAutoIdCache { |
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It seems that if we only rebase auto_random, but auto_id also rebase(we will clean the cache in TiDB).
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seems right. should keep the special allocator survive?
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Could we handle it？I think it feels confusing to users. And please add some tests.
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/run-integration-copr-test |
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/run-integration-common-test |
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/run-integration-common-test |
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/run-integration-common-test |
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/run-all-tests |
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@AilinKid merge failed. |
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/run-integration-common-test |
bb7133
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Apr 24, 2020
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integration-common-test seems nothing to do with this PR, so we gonna merge it now |
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cherry pick to release-3.1 in PR #16812 |
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cherry pick to release-4.0 in PR #16813 |
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What problem does this PR solve?
Problem Summary: support
auto_random_basetable option, this PR is related to issue pingcap/br#241What is changed and how it works?
How it Works:
After this table option:
We can do the auto_random rebase by
alter table xxx auto_random_base = numAlso we can specify the initial auto_random base by
create table t xxx(xxx) auto_random_base = numRelated changes
pingcap/docs/pingcap/docs-cn:Check List
Tests
Release note
support auto_random table option for rebase auto_random allocator