1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings
CREATE TABLE t1(c1 VARCHAR(10), c2 VARCHAR(10), c3 TINYINT);
INSERT INTO t1 VALUES ('a','b',0), ('a','b',1), ('a','b',2), ('a','b',3), ('a','b',4), ('a','b',5), ('a','b',6), ('a','b',7), ('a','b',8), ('a','b',9);
SELECT c1,c2,c3 FROM t1 ORDER BY c3 DESC LIMIT 1;
SELECT c1,MAX(c3) FROM t1 GROUP BY c1;
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(c3) FROM t1);
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(t11.c3) FROM t1 AS t11 WHERE t1.c1 = t11.c1);
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(10), c2 VARCHAR(10), c3 SMALLINT);
INSERT INTO t1 VALUES ('a','b',0), ('a','b',1), ('a','b',2), ('a','b',3), ('a','b',4), ('a','b',5), ('a','b',6), ('a','b',7), ('a','b',8), ('a','b',9);
SELECT c1,c2,c3 FROM t1 ORDER BY c3 DESC LIMIT 1;
SELECT c1,MAX(c3) FROM t1 GROUP BY c1;
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(c3) FROM t1);
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(t11.c3) FROM t1 AS t11 WHERE t1.c1 = t11.c1);
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(10), c2 VARCHAR(10), c3 MEDIUMINT);
INSERT INTO t1 VALUES ('a','b',0), ('a','b',1), ('a','b',2), ('a','b',3), ('a','b',4), ('a','b',5), ('a','b',6), ('a','b',7), ('a','b',8), ('a','b',9);
SELECT c1,c2,c3 FROM t1 ORDER BY c3 DESC LIMIT 1;
SELECT c1,MAX(c3) FROM t1 GROUP BY c1;
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(c3) FROM t1);
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(t11.c3) FROM t1 AS t11 WHERE t1.c1 = t11.c1);
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(10), c2 VARCHAR(10), c3 INT);
INSERT INTO t1 VALUES ('a','b',0), ('a','b',1), ('a','b',2), ('a','b',3), ('a','b',4), ('a','b',5), ('a','b',6), ('a','b',7), ('a','b',8), ('a','b',9);
SELECT c1,c2,c3 FROM t1 ORDER BY c3 DESC LIMIT 1;
SELECT c1,MAX(c3) FROM t1 GROUP BY c1;
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(c3) FROM t1);
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(t11.c3) FROM t1 AS t11 WHERE t1.c1 = t11.c1);
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(10), c2 VARCHAR(10), c3 INTEGER);
INSERT INTO t1 VALUES ('a','b',0), ('a','b',1), ('a','b',2), ('a','b',3), ('a','b',4), ('a','b',5), ('a','b',6), ('a','b',7), ('a','b',8), ('a','b',9);
SELECT c1,c2,c3 FROM t1 ORDER BY c3 DESC LIMIT 1;
SELECT c1,MAX(c3) FROM t1 GROUP BY c1;
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(c3) FROM t1);
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(t11.c3) FROM t1 AS t11 WHERE t1.c1 = t11.c1);
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(10), c2 VARCHAR(10), c3 BIGINT);
INSERT INTO t1 VALUES ('a','b',0), ('a','b',1), ('a','b',2), ('a','b',3), ('a','b',4), ('a','b',5), ('a','b',6), ('a','b',7), ('a','b',8), ('a','b',9);
SELECT c1,c2,c3 FROM t1 ORDER BY c3 DESC LIMIT 1;
SELECT c1,MAX(c3) FROM t1 GROUP BY c1;
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(c3) FROM t1);
SELECT c1,c2,c3 FROM t1 WHERE c3=(SELECT MAX(t11.c3) FROM t1 AS t11 WHERE t1.c1 = t11.c1);
DROP TABLE t1;
|