Spracherkennung für: .test vermutete Sprache: SQL {SQL[168] ABAP[66] VDM[63]} [Methode: maximale Elemente, drei Dimensionen]
--source include/have_rocksdb.inc
#
# DELETE IGNORE
#
--disable_warnings
DROP TABLE IF EXISTS t1,t2;
--enable_warnings
CREATE TABLE t1 (a INT, b CHAR(8), pk INT AUTO_INCREMENT PRIMARY KEY) ENGINE=rocksdb;
INSERT INTO t1 (a,b) VALUES (10000,'foobar'),(1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e');
INSERT INTO t1 (a,b) SELECT a, b FROM t1;
CREATE TABLE t2 (pk INT AUTO_INCREMENT PRIMARY KEY, c CHAR(8), d INT) ENGINE=rocksdb;
INSERT INTO t2 (c,d) SELECT b, a FROM t1;
--sorted_result
SELECT a,b FROM t1;
--sorted_result
SELECT c,d FROM t2;
DELETE IGNORE FROM t1 WHERE b IS NOT NULL ORDER BY a LIMIT 1;
--sorted_result
SELECT a,b FROM t1;
DELETE IGNORE t1.*, t2.* FROM t1, t2 WHERE c < b OR a != ( SELECT 1 UNION SELECT 2 );
--sorted_result
SELECT a,b FROM t1;
--sorted_result
SELECT c,d FROM t2;
# Cleanup
DROP TABLE t1, t2;
[Dauer der Verarbeitung: 0.2 Sekunden, vorverarbeitet 2026-10-08]