PG_STAT_BAD_BLOCK

PG_STAT_BAD_BLOCK displays statistics about page verification failures after a node is started. In the multi-tenancy scenario, global information is returned if this view is accessed in a non-PDB, and information about a PDB is returned if this view is accessed in the PDB.

**Table 1** PG_STAT_BAD_BLOCK columns
Name	Type	Description
nodename	text	Node name.
databaseid	integer	Database OID.
tablespaceid	integer	Tablespace OID.
relfilenode	integer	File object ID.
bucketid	smallint	ID of the bucket for consistent hashing.
forknum	integer	File type. The values are as follows: 0: main data file. 1: FSM file. 2: VM file. 3: BCM file.
error_count	integer	Number of verification failures.
first_time	timestamp with time zone	Time of the first verification failure.
last_time	timestamp with time zone	Time of the latest verification failure.