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Document OnlineDDL concurrent migrations #890

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shlomi-noach opened this issue Nov 23, 2021 · 0 comments · Fixed by #891
Closed

Document OnlineDDL concurrent migrations #890

shlomi-noach opened this issue Nov 23, 2021 · 0 comments · Fixed by #891
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@shlomi-noach
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design-docs/online-ddl/scheduler.md details how the Online DDL scheduler works internally.

vitessio/vitess#9192 (still unmerged at this time) makes significant changes to scheduling logic by allowing concurrent migrations (see also #9230).

Self assigning to document those changes.

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