The catalog pg_amop stores information about operators
associated with index access method operator classes. There is one
row for each operator that is a member of an operator class.
Table 42.4. pg_amop Columns
| Name | Type | References | Description |
|---|---|---|---|
amopclaid |
oid |
|
The index operator class this entry is for |
amopsubtype |
oid |
|
Subtype to distinguish multiple entries for one strategy; zero for default |
amopstrategy |
int2 |
Operator strategy number | |
amopreqcheck |
bool |
Index hit must be rechecked | |
amopopr |
oid |
|
OID of the operator |