Function GetFdwRoutineByRelId

src/backend/foreign/foreign.c:672–682

* GetFdwRoutineByRelId - look up the handler of the foreign-data wrapper * for the given foreign table, and retrieve its FdwRoutine struct. */

 * for the given foreign table, and retrieve its FdwRoutine struct.
 */
FdwRoutine *
GetFdwRoutineByRelId(Oid relid)
{
	Oid			serverid;

	/* Get server OID for the foreign table. */
	serverid = GetForeignServerIdByRelId(relid);

	/* Now retrieve server's FdwRoutine struct. */
	return GetFdwRoutineByServerId(serverid);
}

/*
 * GetFdwRoutineForRelation - look up the handler of the foreign-data wrapper