[ "include/access/relscan.h" ]
In IndexScanDescData, whats the purpose of having two Relation variables.
typedef struct IndexScanDescData
{
Relation heapRelation; /* heap relation descriptor, or NULL */
Relation indexRelation; /* index relation descriptor */
....
...
}IndexScanDescData;
---------------------------------
Be a better friend, newshound, and know-it-all with Yahoo! Mobile. Try it now.