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testing/postgresql-citus: upgrade to 10.0.3

Michael Pirogov requested to merge uuser/aports:citus into master

  • Prevents infinite recursion for queries that involve UNION ALL below JOIN

  • Fixes a crash in queries with a modifying CTE and a SELECT without FROM

  • Fixes upgrade and downgrade paths for citus_update_table_statistics

  • Fixes a bug that causes SELECT queries to use 2PC unnecessarily

  • Fixes a bug that might cause self-deadlocks with CREATE INDEX / REINDEX CONCURRENTLY commands

  • Adds citus.max_cached_connection_lifetime GUC to set maximum connection lifetime

  • Adds citus.remote_copy_flush_threshold GUC that controls per-shard memory usages by COPY

  • Adds citus_get_active_worker_nodes UDF to deprecate master_get_active_worker_nodes

  • Skips 2PC for readonly connections in a transaction

  • Makes sure that local execution starts coordinated transaction

  • Removes open temporary file warning when cancelling a query with an open tuple store

  • Relaxes the locks when adding an existing node

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