PGXC_CLASS¶
PGXC_CLASS records the replicated or distributed information for each table.
Name | Type | Description |
|---|---|---|
pcrelid | oid | Table OID |
pclocatortype | "char" | Locator type
|
pchashalgorithm | smallint | Distributed tuple using the hash algorithm |
pchashbuckets | smallint | Value of a harsh container |
pgroup | name | Name of the node group |
redistributed | "char" | The table has been redistributed. |
redis_order | integer | Redistribution sequence |
pcattnum | int2vector | Column number used as a distribution key |
nodeoids | oidvector_extend | List of distributed table node OIDs |
options | text | Extension status information. This is a reserved column in the system. |