DROP TABLE IF EXISTS t1;
CREATE TABLE t1(id TINYINT NOT NULL, data CHAR(16), PRIMARY KEY(id));
INSERT INTO t1 VALUES (1,'MySQL'),(2,'ROCKS'),(3,'Texas'),(4,'kyle');
SELECT * FROM t1 ORDER BY id;
id data 1 MySQL 2 ROCKS 3 Texas 4 kyle
UPDATE t1 SET id=id+4 WHERE id=1;
SELECT * FROM t1 ORDER BY id;
id data 2 ROCKS 3 Texas 4 kyle 5 MySQL
DROP TABLE t1;
CREATE TABLE t1(id SMALLINT NOT NULL, data CHAR(16), PRIMARY KEY(id));
INSERT INTO t1 VALUES (1,'MySQL'),(2,'ROCKS'),(3,'Texas'),(4,'kyle');
SELECT * FROM t1 ORDER BY id;
id data 1 MySQL 2 ROCKS 3 Texas 4 kyle
UPDATE t1 SET id=id+4 WHERE id=1;
SELECT * FROM t1 ORDER BY id;
id data 2 ROCKS 3 Texas 4 kyle 5 MySQL
DROP TABLE t1;
CREATE TABLE t1(id MEDIUMINT NOT NULL, data CHAR(16), PRIMARY KEY(id));
INSERT INTO t1 VALUES (1,'MySQL'),(2,'ROCKS'),(3,'Texas'),(4,'kyle');
SELECT * FROM t1 ORDER BY id;
id data 1 MySQL 2 ROCKS 3 Texas 4 kyle
UPDATE t1 SET id=id+4 WHERE id=1;
SELECT * FROM t1 ORDER BY id;
id data 2 ROCKS 3 Texas 4 kyle 5 MySQL
DROP TABLE t1;
CREATE TABLE t1(id INT NOT NULL, data CHAR(16), PRIMARY KEY(id));
INSERT INTO t1 VALUES (1,'MySQL'),(2,'ROCKS'),(3,'Texas'),(4,'kyle');
SELECT * FROM t1 ORDER BY id;
id data 1 MySQL 2 ROCKS 3 Texas 4 kyle
UPDATE t1 SET id=id+4 WHERE id=1;
SELECT * FROM t1 ORDER BY id;
id data 2 ROCKS 3 Texas 4 kyle 5 MySQL
DROP TABLE t1;
CREATE TABLE t1(id INTEGER NOT NULL, data CHAR(16), PRIMARY KEY(id));
INSERT INTO t1 VALUES (1,'MySQL'),(2,'ROCKS'),(3,'Texas'),(4,'kyle');
SELECT * FROM t1 ORDER BY id;
id data 1 MySQL 2 ROCKS 3 Texas 4 kyle
UPDATE t1 SET id=id+4 WHERE id=1;
SELECT * FROM t1 ORDER BY id;
id data 2 ROCKS 3 Texas 4 kyle 5 MySQL
DROP TABLE t1;
CREATE TABLE t1(id BIGINT NOT NULL, data CHAR(16), PRIMARY KEY(id));
INSERT INTO t1 VALUES (1,'MySQL'),(2,'ROCKS'),(3,'Texas'),(4,'kyle');
SELECT * FROM t1 ORDER BY id;
id data 1 MySQL 2 ROCKS 3 Texas 4 kyle
UPDATE t1 SET id=id+4 WHERE id=1;
SELECT * FROM t1 ORDER BY id;
id data 2 ROCKS 3 Texas 4 kyle 5 MySQL
DROP TABLE t1;
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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