Function command_drop_indexes

pg_documentdb/src/commands/drop_indexes.c:110–144

* command_drop_indexes is the implementation of the internal logic for * dbcommand/dropIndexes. */

 * dbcommand/dropIndexes.
 */
Datum
command_drop_indexes(PG_FUNCTION_ARGS)
{
	if (PG_ARGISNULL(1))
	{
		ereport(ERROR, (errmsg("Argument value must not be NULL")));
	}
	pgbson *arg = PG_GETARG_PGBSON(1);

	Datum dbNameDatum = PG_ARGISNULL(0) ? (Datum) 0 : PG_GETARG_DATUM(0);
	DropIndexesArg dropIndexesArg = ParseDropIndexesArg(arg, &dbNameDatum);

	if (dbNameDatum == (Datum) 0)
	{
		ereport(ERROR, (errmsg("dbName cannot be NULL")));
	}
	char *dbName = TextDatumGetCString(dbNameDatum);

	bool dropIndexConcurrently = false;
	DropIndexesResult dropIndexResult = ProcessDropIndexesRequest(dbName, dropIndexesArg,
																  dropIndexConcurrently);
	Datum values[1] = { 0 };
	bool isNulls[1] = { false };
	values[0] = PointerGetDatum(MakeDropIndexesMsg(&dropIndexResult));

	/* fetch TupleDesc for result, not interested in resultTypeId */
	Oid *resultTypeId = NULL;
	TupleDesc resultTupDesc = NULL;
	if (get_call_result_type(fcinfo, resultTypeId, &resultTupDesc) == TYPEFUNC_SCALAR)
	{
		PG_RETURN_DATUM(values[0]);
	}

	PG_RETURN_DATUM(HeapTupleGetDatum(heap_form_tuple(resultTupDesc, values, isNulls)));
}


/*