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 ×îÐÂÎÄÕ : mysql

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ÈçÌ⣬±¾ÈËÊÇMySQLÐÂÊÖ¡£¡£¡£¡£¡£
SQL code:
mysql> create table ivykid2002(id int,d1 TIMESTAMP default CURRENT_TIMESTAMP());
Query OK, 0 rows affected (0.08 sec)
mysql> insert into ivykid2002 (id) values (1);
Query OK, 1 row affected (0.06 sec)
mysql> select * from ivykid2002;
+------ ......

PHP Ö´ÐÐMYSQL ²»ÕýÈ·£¡

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SQL code:

update so_info set title='ÍøÒ×',keywords='ÍøÒ×,ÓÊÏä,ÓÎÏ·,ÐÂÎÅ,ÌåÓý,ÓéÀÖ,Å®ÐÔ,ÑÇÔË,ÂÛ̳,¶ÌÐÅ,ÊýÂë,Æû³µ,ÊÖ»ú,²Æ¾­,¿Æ¼¼,Ïà²á',description='ÍøÒ×ÊÇÖйúÁìÏȵĻ¥ÁªÍø¼¼Êõ¹«Ë¾£¬ÎªÓû§ÌṩÃâ· ......

mysql×ֶθüÐÂÎÊÌ⣡

mysqlÊý¾Ý¿â ±íÖÐÓÐÁ½¸ö×ֶΣºid name ides

ÆäÖÐidesÖµ¿ÉÄÜΪ£º1 Ò²¿ÉÄÜΪ 1,2,3,4,5,6,7,8,9,10,11,12,13,14 ....ÀàËÆµÄÊý×Ö¼¯ºÏ Ò»¹²ÓкܶàÌõ£¡£¡£¡


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½«ËùÓÐÊý¾Ý idesÖеÄ3Êý¾ÝÒÆ³ý£¬3¿ÉÄÜÔÚÖм䣬Ҳ¿ÉÄÜÊǵÚÒ»¸ö£¬×îºóÒ»¸ö£¬Ò²¿ÉÄÜÒ»¸ö×ֶξÍÒ»¸ö3
ÓÃÒ»ÌõsqlÓï¾äÈçºÎʵ ......

mysql ÈçºÎÒ»´Îdelete¶àÌõÐÅÏ¢

ÎÒÏÈÓÃselect ²éѯ³öºÃ¶àÐÅÏ¢£¬È»ºóÓÃdeleteɾ³ýµôÕâЩÐÅÏ¢£¬sqlÓï¾ä¸ÃÔõÃ´Ð´ÄØ£¿
delete from users where users_id in (select users_id from users where users_regdate > "2009-10-10");
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delete from users where users_regdate > ' ......

ÎÊÒ»ÏÂMYSQL like Ó÷¨

½ñÌìÎÒÓÃMYSQL ²éÒ»¸öÒÔ2¿ªÍ·µÄ×Ö·û´®
SELECT * from TB WHERE COL LIKE '2%';
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SELECT * from TB WHERE COL LIKE '2%';
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SELECT * from TB WHERE CO ......

delphi¶ÔmysqlʵÏÖ¶à±í²éѯ

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±í1:account  ×Ö¶Î: name  code  id  pw  ctime
±í2:checkaccount  ×Ö¶Î: game_id  game_pw check_time

ÆäÖÐ,game_id,¸úidÊǶÔÓ¦µÄ,ÕÒµ½game_id ºÍidÏàµÈµÄ¼Ç¼

ÎÒÓÃÁËÏÂÃæµÄÓï¾ä:
SELECT * from `checkaccount,`account where id=game_id;
µ« ......
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