DROP TABLE IF EXISTS t1;
CREATE TABLE t1(c1 TINYINT NOT NULL, c2 TINYINT NOT NULL, c3 TINYINT NOT NULL);
INSERT INTO t1 VALUES(1,1,1),(1,1,2),(1,2,1),(1,2,2),(2,1,1);
ALTER TABLE t1 ORDER BY c1,c2,c3;
SELECT * FROM t1;
c1 c2 c3 111 112 121 122 211
ALTER TABLE t1 ORDER BY c3,c2,c1;
SELECT * FROM t1;
c1 c2 c3 111 211 121 112 122
ALTER TABLE t1 ORDER BY c3,c2,c1 DESC;
SELECT * FROM t1;
c1 c2 c3 211 111 121 112 122
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` tinyint(4) NOT NULL,
`c2` tinyint(4) NOT NULL,
`c3` tinyint(4) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 SMALLINT NOT NULL, c2 SMALLINT NOT NULL, c3 SMALLINT NOT NULL);
INSERT INTO t1 VALUES(1,1,1),(1,1,2),(1,2,1),(1,2,2),(2,1,1);
ALTER TABLE t1 ORDER BY c1,c2,c3;
SELECT * FROM t1;
c1 c2 c3 111 112 121 122 211
ALTER TABLE t1 ORDER BY c3,c2,c1;
SELECT * FROM t1;
c1 c2 c3 111 211 121 112 122
ALTER TABLE t1 ORDER BY c3,c2,c1 DESC;
SELECT * FROM t1;
c1 c2 c3 211 111 121 112 122
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` smallint(6) NOT NULL,
`c2` smallint(6) NOT NULL,
`c3` smallint(6) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 MEDIUMINT NOT NULL, c2 MEDIUMINT NOT NULL, c3 MEDIUMINT NOT NULL);
INSERT INTO t1 VALUES(1,1,1),(1,1,2),(1,2,1),(1,2,2),(2,1,1);
ALTER TABLE t1 ORDER BY c1,c2,c3;
SELECT * FROM t1;
c1 c2 c3 111 112 121 122 211
ALTER TABLE t1 ORDER BY c3,c2,c1;
SELECT * FROM t1;
c1 c2 c3 111 211 121 112 122
ALTER TABLE t1 ORDER BY c3,c2,c1 DESC;
SELECT * FROM t1;
c1 c2 c3 211 111 121 112 122
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` mediumint(9) NOT NULL,
`c2` mediumint(9) NOT NULL,
`c3` mediumint(9) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 INT NOT NULL, c2 INT NOT NULL, c3 INT NOT NULL);
INSERT INTO t1 VALUES(1,1,1),(1,1,2),(1,2,1),(1,2,2),(2,1,1);
ALTER TABLE t1 ORDER BY c1,c2,c3;
SELECT * FROM t1;
c1 c2 c3 111 112 121 122 211
ALTER TABLE t1 ORDER BY c3,c2,c1;
SELECT * FROM t1;
c1 c2 c3 111 211 121 112 122
ALTER TABLE t1 ORDER BY c3,c2,c1 DESC;
SELECT * FROM t1;
c1 c2 c3 211 111 121 112 122
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL,
`c2` int(11) NOT NULL,
`c3` int(11) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 INTEGER NOT NULL, c2 INTEGER NOT NULL, c3 INTEGER NOT NULL);
INSERT INTO t1 VALUES(1,1,1),(1,1,2),(1,2,1),(1,2,2),(2,1,1);
ALTER TABLE t1 ORDER BY c1,c2,c3;
SELECT * FROM t1;
c1 c2 c3 111 112 121 122 211
ALTER TABLE t1 ORDER BY c3,c2,c1;
SELECT * FROM t1;
c1 c2 c3 111 211 121 112 122
ALTER TABLE t1 ORDER BY c3,c2,c1 DESC;
SELECT * FROM t1;
c1 c2 c3 211 111 121 112 122
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` int(11) NOT NULL,
`c2` int(11) NOT NULL,
`c3` int(11) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
CREATE TABLE t1(c1 BIGINT NOT NULL, c2 BIGINT NOT NULL, c3 BIGINT NOT NULL);
INSERT INTO t1 VALUES(1,1,1),(1,1,2),(1,2,1),(1,2,2),(2,1,1);
ALTER TABLE t1 ORDER BY c1,c2,c3;
SELECT * FROM t1;
c1 c2 c3 111 112 121 122 211
ALTER TABLE t1 ORDER BY c3,c2,c1;
SELECT * FROM t1;
c1 c2 c3 111 211 121 112 122
ALTER TABLE t1 ORDER BY c3,c2,c1 DESC;
SELECT * FROM t1;
c1 c2 c3 211 111 121 112 122
SHOW CREATE TABLE t1;
Table Create Table
t1 CREATE TABLE `t1` (
`c1` bigint(20) NOT NULL,
`c2` bigint(20) NOT NULL,
`c3` bigint(20) NOT NULL
) ENGINE=ENGINE DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
DROP TABLE t1;
SHOW TABLES;
Tables_in_test
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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