System Catalogs / System catalogs
pg_am
Read the PG 18 manualThe catalog pg_am stores information about relation access methods.
Reading PG 18current·documented in 24 of 24 versions, 7.4 to 20
- Kind
- System catalogs
- Columns in this snapshot
- 4
- Definition source
- English manual
- Metadata snapshot
- 18.6
Columns 4
As listed in the PostgreSQL 18 manual.
| Column | Type | Description / reference |
|---|---|---|
oid | oidNOT NULL | Row identifier |
amname | nameNOT NULL | Name of the access method |
amhandler | regprocNOT NULL | OID of a handler function that is responsible for supplying information about the access method pg_proc.oid |
amtype | charNOT NULL | t = table (including materialized views), i = index. |
Column history across versions
Version history 18
- 17 → 18 reworded
- 16 → 17 reworded
- 14 → 15 reworded
- 13 → 14 reworded
- 11 → 12 changed
- 10 → 11 reworded
- 9.6 → 10 reworded
- 9.5 → 9.6 changed
- 9.4 → 9.5 reworded
- 9.3 → 9.4 reworded
- 9.2 → 9.3 reworded
- 9.1 → 9.2 changed
- 9.0 → 9.1 changed
- 8.4 → 9.0 reworded
- 8.3 → 8.4 changed
- 8.2 → 8.3 changed
- 8.1 → 8.2 changed
- 8.0 → 8.1 changed
Definition snapshot: english-manuals:e69c93df7125f894838518ef72c… · English manual source