| --- |
| title: pg_amop |
| --- |
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| The `pg_amop` table 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. |
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| <a id="topic1__fw143542"></a> |
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| | column | type | references | description | |
| |----------------|----------|------------------|----------------------------------------------------------------------------| |
| | `amopclaid` | oid | pg\_opclass.oid | The index operator class this entry is for | |
| | `amopsubtype` | oid | pg\_type.oid | Subtype to distinguish multiple entries for one strategy; zero for default | |
| | `amopstrategy` | smallint | | Operator strategy number | |
| | `amopreqcheck` | boolean | | Index hit must be rechecked | |
| | `amopopr` | oid | pg\_operator.oid | OID of the operator | |
| |
| : <span class="tablecap">Table 1. pg\_catalog.pg\_amop</span> |
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