Improvements for Replicated database engine and ON CLUSTER queries#37198
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Improvements for Replicated database engine and ON CLUSTER queries#37198
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nikitamikhaylov
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Stateless tests flaky check (address) - Stress test (thread) and Stress test (undefined) are related - assertion on Replicated database shutdown |
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Stateless tests flaky check (address) - Test runs too long - OK |
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Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):
Replicateddatabase (separate columns with shard and replica name, more clear status)CREATE TABLE ... ON CLUSTERqueries can be normalized on initiator first ifdistributed_ddl_entry_format_versionis set to 3 (default value). It means thatON CLUSTERqueries may not work if initiator does not belong to the cluster that specified in query. Fixes Always use default database when creating distributed table #37318, current database is not propagated with on_cluster in AS clause #39500ON CLUSTERclause if database isReplicatedand cluster name equals to database name. Related to Support Replicated Database in ClickHouse Copier #35570Replicateddatabase engineReplicateddatabase, start replica recovery in case of mismatch of local metadata and metadata in Keeper. Resolves Replicated database: check metadata consistency on server startup #24880Fixes #33867, #37318, #38927, #39500, #24880, #39710, #38034, #39917
Partially fixes #35570, #34818