The System connector now works like other connectors: global system
tables are only available in the
system catalog, rather than in a special
schema that is available in every catalog. Additionally, connectors may now
provide system tables that are available within that connector’s catalog by
getSystemTables() method on the
WITH ORDINALITYsupport to
Rename config property
task.max-worker-threads. This property sets the number of threads used to concurrently process splits. The old property name is deprecated and will be removed in a future release.
NULLvalues in ROW.
Make MAP comparable.
Fix leak of tasks blocked during query teardown.
Improve query queue config validation.