Online DDL: Fail a --in-order-completion migration, if a _prior_ migration within the same context is 'failed' or 'cancelled'#16071

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shlomi-noach merged 9 commits intovitessio:mainfrom planetscale:onlineddl-in-order-execution

Jun 6, 2024

+239-47

Commits on May 2, 2024

refactor getNonConflictingMigration function
shlomi-noach
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Commits on May 6, 2024

early break
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Commits on Jun 5, 2024

Merge branch 'main' into onlineddl-in-order-execution
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Adding scheduler tests for sequential in-order completion, expect early bail out when one migration fails. This last test will fail and a followup commit will implement the code
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add query to select migrations by context
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Test that a runniing in-order migration fails if a prior migration is cancelled/failed
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all in one 'sqlSelectFailedCancelledMigrationsInContextBeforeMigration' query picks a failed or cancelled migration with a given migration context, and which comes before a given migration
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Fail a --in-order-completion migration, if a _prior_ migration within the same context is 'failed' or 'cancelled'. Failing happens either at 'ready' state or at 'running' state
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use assert.Len, require.Len
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