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 |
|---|---|---|---|
oid |
oid |
— |
Row identifier (hidden attribute; must be explicitly selected) |
amprocfamily |
oid |
pg_opfamily.oid |
The operator family this entry is for |
amproclefttype |
oid |
pg_type.oid |
Left-hand input data type of the associated operator |
amprocrighttype |
oid |
pg_type.oid |
Right-hand input data type of the associated operator |
amprocnum |
int2 |
— |
Support procedure number |
amproc |
regproc |
pg_proc.oid |
OID of the procedure |