SET @@session.sql_mode = 'NO_ENGINE_SUBSTITUTION';
PREPARE stmt_start FROM "SELECT UNIX_TIMESTAMP() INTO @start";
SET @runtime = <intended_runtime>;
PREPARE stmt_break FROM "SELECT UNIX_TIMESTAMP() - @start > @runtime - 1";
DROP TABLE IF EXISTS t1;
# Subtest 2A (one connection, no PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 ENGINE = CSV AS SELECT 1 AS f1
#    default:    SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1
#    default:    DROP TABLE t1
#    default:    SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1 (expect to get ER_NO_SUCH_TABLE)
# Subtest 2B (one connection, use PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 ENGINE = CSV AS SELECT 1 AS f1
#    default:    SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1
#    default:    DROP TABLE t1
#    default:    SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1 (expect to get ER_NO_SUCH_TABLE)
# Subtest 2C (two connections, no PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 ENGINE = CSV AS SELECT 1 AS f1
#    con2:       SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1
#    default:    DROP TABLE t1
#    con2:       SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1 (expect to get ER_NO_SUCH_TABLE)
# Subtest 2D (two connections, use PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 ENGINE = CSV AS SELECT 1 AS f1
#    con2:       SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1
#    default:    DROP TABLE t1
#    con2:       SELECT COUNT(*) <> 1 FROM t1 WHERE f1 = 1 (expect to get ER_NO_SUCH_TABLE)
# Subtest 3A (one connection, no PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV
#    default:    CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV (expect to get ER_TABLE_EXISTS_ERROR)
#    default:    DROP TABLE t1
#    default:    DROP TABLE t1 (expect to get ER_BAD_TABLE_ERROR)
# Subtest 3B (one connection, use PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV
#    default:    CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV (expect to get ER_TABLE_EXISTS_ERROR)
#    default:    DROP TABLE t1
#    default:    DROP TABLE t1 (expect to get ER_BAD_TABLE_ERROR)
# Subtest 3C (two connections, no PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV
#    con2:       CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV (expect to get ER_TABLE_EXISTS_ERROR)
#    default:    DROP TABLE t1
#    con2:       DROP TABLE t1 (expect to get ER_BAD_TABLE_ERROR)
# Subtest 3D (two connections, use PREPARE/EXECUTE)
#    connection  action
#    default:    CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV
#    con2:       CREATE TABLE t1 (f1 BIGINT NOT NULL) ENGINE=CSV (expect to get ER_TABLE_EXISTS_ERROR)
#    default:    DROP TABLE t1
#    con2:       DROP TABLE t1 (expect to get ER_BAD_TABLE_ERROR)
DEALLOCATE PREPARE stmt_start;
DEALLOCATE PREPARE stmt_break;