type_date.result
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:4k
- drop table if exists t1,t2;
- create table t1 (a char(16), b date, c datetime);
- insert into t1 SET a='test 2000-01-01', b='2000-01-01', c='2000-01-01';
- select * from t1 where c = '2000-01-01';
- a b c
- test 2000-01-01 2000-01-01 2000-01-01 00:00:00
- select * from t1 where b = '2000-01-01';
- a b c
- test 2000-01-01 2000-01-01 2000-01-01 00:00:00
- drop table t1;
- CREATE TABLE t1 (name char(6),cdate date);
- INSERT INTO t1 VALUES ('name1','1998-01-01');
- INSERT INTO t1 VALUES ('name2','1998-01-01');
- INSERT INTO t1 VALUES ('name1','1998-01-02');
- INSERT INTO t1 VALUES ('name2','1998-01-02');
- CREATE TABLE t2 (cdate date, note char(6));
- INSERT INTO t2 VALUES ('1998-01-01','note01');
- INSERT INTO t2 VALUES ('1998-01-02','note02');
- select name,t1.cdate,note from t1,t2 where t1.cdate=t2.cdate and t1.cdate='1998-01-01';
- name cdate note
- name1 1998-01-01 note01
- name2 1998-01-01 note01
- drop table t1,t2;
- CREATE TABLE t1 ( datum DATE );
- INSERT INTO t1 VALUES ( "2000-1-1" );
- INSERT INTO t1 VALUES ( "2000-1-2" );
- INSERT INTO t1 VALUES ( "2000-1-3" );
- INSERT INTO t1 VALUES ( "2000-1-4" );
- INSERT INTO t1 VALUES ( "2000-1-5" );
- SELECT * FROM t1 WHERE datum BETWEEN "2000-1-2" AND "2000-1-4";
- datum
- 2000-01-02
- 2000-01-03
- 2000-01-04
- SELECT * FROM t1 WHERE datum BETWEEN "2000-1-2" AND datum - INTERVAL 100 DAY;
- datum
- DROP TABLE t1;
- CREATE TABLE t1 (
- user_id char(10),
- summa int(11),
- rdate date
- );
- INSERT INTO t1 VALUES ('aaa',100,'1998-01-01');
- INSERT INTO t1 VALUES ('aaa',200,'1998-01-03');
- INSERT INTO t1 VALUES ('bbb',50,'1998-01-02');
- INSERT INTO t1 VALUES ('bbb',200,'1998-01-04');
- select max(rdate) as s from t1 where rdate < '1998-01-03' having s> "1998-01-01";
- s
- 1998-01-02
- select max(rdate) as s from t1 having s="1998-01-04";
- s
- 1998-01-04
- select max(rdate+0) as s from t1 having s="19980104";
- s
- 19980104
- drop table t1;
- create table t1 (date date);
- insert into t1 values ("2000-08-10"),("2000-08-11");
- select date_add(date,INTERVAL 1 DAY),date_add(date,INTERVAL 1 SECOND) from t1;
- date_add(date,INTERVAL 1 DAY) date_add(date,INTERVAL 1 SECOND)
- 2000-08-11 2000-08-10 00:00:01
- 2000-08-12 2000-08-11 00:00:01
- drop table t1;
- CREATE TABLE t1(AFIELD INT);
- INSERT INTO t1 VALUES(1);
- CREATE TABLE t2(GMT VARCHAR(32));
- INSERT INTO t2 VALUES('GMT-0800');
- SELECT DATE_FORMAT("2002-03-06 10:11:12", CONCAT('%a, %d %M %Y %H:%i:%s ' , t2.GMT)) FROM t1, t2 GROUP BY t1.AFIELD;
- DATE_FORMAT("2002-03-06 10:11:12", CONCAT('%a, %d %M %Y %H:%i:%s ' , t2.GMT))
- Wed, 06 March 2002 10:11:12 GMT-0800
- INSERT INTO t1 VALUES(1);
- SELECT DATE_FORMAT("2002-03-06 10:11:12", CONCAT('%a, %d %M %Y %H:%i:%s ' , t2.GMT)), DATE_FORMAT("2002-03-06 10:11:12", CONCAT('%a, %d %M %Y %H:%i:%s ' , t2.GMT)) FROM t1,t2 GROUP BY t1.AFIELD;
- DATE_FORMAT("2002-03-06 10:11:12", CONCAT('%a, %d %M %Y %H:%i:%s ' , t2.GMT)) DATE_FORMAT("2002-03-06 10:11:12", CONCAT('%a, %d %M %Y %H:%i:%s ' , t2.GMT))
- Wed, 06 March 2002 10:11:12 GMT-0800 Wed, 06 March 2002 10:11:12 GMT-0800
- drop table t1,t2;
- CREATE TABLE t1 (f1 time default NULL, f2 time default NULL);
- INSERT INTO t1 (f1, f2) VALUES ('09:00', '12:00');
- SELECT DATE_FORMAT(f1, "%l.%i %p") , DATE_FORMAT(f2, "%l.%i %p") FROM t1;
- DATE_FORMAT(f1, "%l.%i %p") DATE_FORMAT(f2, "%l.%i %p")
- 9.00 AM 12.00 PM
- DROP TABLE t1;
- CREATE TABLE t1 (f1 DATE);
- CREATE TABLE t2 (f2 VARCHAR(8));
- CREATE TABLE t3 (f2 CHAR(8));
- INSERT INTO t1 VALUES ('1978-11-26');
- INSERT INTO t2 SELECT f1+0 FROM t1;
- INSERT INTO t2 SELECT f1+0 FROM t1 UNION SELECT f1+0 FROM t1;
- INSERT INTO t3 SELECT f1+0 FROM t1;
- INSERT INTO t3 SELECT f1+0 FROM t1 UNION SELECT f1+0 FROM t1;
- SELECT * FROM t2;
- f2
- 19781126
- 19781126
- SELECT * FROM t3;
- f2
- 19781126
- 19781126
- DROP TABLE t1, t2, t3;
- CREATE TABLE t1 (y YEAR);
- INSERT INTO t1 VALUES ('abc');
- Warnings:
- Warning 1265 Data truncated for column 'y' at row 1
- SELECT * FROM t1;
- y
- 0000
- DROP TABLE t1;