--disable_warnings DROP TABLE IF EXISTS t1, t2; DROP VIEW IF EXISTS v_t1; --enable_warnings # Create a base table and a view CREATE TABLE t1 (id INT PRIMARY KEY); CREATE view v_t1 AS SELECT * FROM t1; # Verify the base table and view is supported CALL sys.table_exists('test', 't1', @exists); SELECT @exists; CALL sys.table_exists('test', 'v_t1', @exists); SELECT @exists; # Replace the base table with a temporary table CREATE TEMPORARY TABLE t1 (id INT PRIMARY KEY); CALL sys.table_exists('test', 't1', @exists); SELECT @exists; # Try a non-existing table CALL sys.table_exists('test', 't2', @exists); SELECT @exists; # Try variables longer than expected SET @identifier := REPEAT('a', 65); -- error 1406 CALL sys.table_exists(@identifier, 't1', @exists); -- error 1406 CALL sys.table_exists('test', @identifier, @exists); # Clean up DROP TEMPORARY TABLE t1; DROP TABLE t1; DROP VIEW v_t1; SET @identifier := NULL;