Fix test races between syscache-update-pruned.spec and autovacuum.

Merge copies of converting an XID to a FullTransactionId.

Disable runningcheck for src/test/modules/injection_points/specs.

At update of non-LP_NORMAL TID, fail instead of corrupting page header.

doc: clarify text around MVCC example query

Ensure we allocate NAMEDATALEN bytes for names in Index Only Scans

Fix resource leak when a FDW's ForeignAsyncRequest function fails

doc: clarify that SSPI and GSSAPI are interchangeable

doc: clarify how the bootstrap user name is chosen

Doc: clarify introduction to database roles.

Validate ltree siglen GiST option to be int-aligned

Fix custom validators call in build_local_reloptions()

Account for startup rows when costing WindowAggs

Doc: adjust examples of EXTRACT() output to match current reality.

Further tweaking of width_bucket() edge cases.

Avoid overflow in width_bucket_float8().

Ensure acquire_inherited_sample_rows sets its output parameters.

Fix List memory issue in transformColumnDefinition

Reject system columns as elements of foreign keys.

Fix dereference of dangling pointer in GiST index buffering build.

Reject attempts to alter composite types used in indexes.