pgsql: Fix GUC check_hook validation for synchronized_standby_slots.

Fix GUC check_hook validation for synchronized_standby_slots. Previously, the check_hook for synchronized_standby_slots attempted to validate that each specified slot existed and was physical. However, these checks were not performed during server startup. As a result, if users configured non-exis

pgsql: Fix GUC check_hook validation for synchronized_standby_slots.

Fix GUC check_hook validation for synchronized_standby_slots. Previously, the check_hook for synchronized_standby_slots attempted to validate that each specified slot existed and was physical. However, these checks were not performed during server startup. As a result, if users configured non-exis

pgsql: Improve test in 009_matviews.pl.

Improve test in 009_matviews.pl. Ensure that the target table on the subscriber exists before executing any DML intended for replication. Currently, if the table is missing, the replication logic keeps retrying until the table is eventually created by the test. Although this behaviour does not ca

pgsql: Comment typo fixes: pg_wchar_t should be pg_wchar.

Comment typo fixes: pg_wchar_t should be pg_wchar. Reported-by: Thomas Munro Discussion: https://postgr.es/m/CA+hUKGJ5Xh0KxLYXDZuPvw1_fHX=yuzb4xxtam1cr6tpzz1...@mail.gmail.com Branch -- master Details --- https://git.postgresql.org/pg/commitdiff/371a302eecdc82274b0ae2967d18fd726a0aa6a1