pg_amproc
The pg_amproc table stores information about support procedures associated with index access method operator classes. There is one row for each support procedure belonging to an operator class.
| column | type | references | description |
|---|---|---|---|
amopclaid |
oid | pg_opclass.oid | The index operator class this entry is for |
amprocsubtype |
oid | pg_type.oid | Subtype, if cross-type routine, else zero |
amprocnum |
int2 | Support procedure number | |
amproc |
regproc | pg_proc.oid | OID of the procedure |