Function CollectionHasStatisticsEnabled

pg_documentdb/src/metadata/index.c:2932–2955

* Checks if a collection has extended stats enabled. We do this by checking the index option * for the primary key index in the index catalog. */

 * for the primary key index in the index catalog.
 */
bool
CollectionHasStatisticsEnabled(uint64 collectionId)
{
	/* Find the _id index (the primary key index for the collection) */
	IndexDetails *details = IndexNameGetIndexDetails(collectionId, "_id_");
	if (details == NULL)
	{
		return false;
	}

	pgbson *indexOptions = details->indexSpec.indexOptions;
	if (indexOptions == NULL)
	{
		return false;
	}

	bson_iter_t iter;
	if (!PgbsonInitIteratorAtPath(indexOptions, "statsEnabled", &iter))
	{
		return false;
	}

	return bson_iter_as_bool(&iter);
}


static void