PHP168 常见数据库连接出错解决办法 [复制链接]

moqu8 2017-1-1

16 0
希望大家通过本帖可自主的处理日常见到的数据库问题。 

第一种: 
数据库连接出错:INSERT INTO `p8_article_db` (`aid`) VALUES ('68536') 
Duplicate entry '68536' for key 'PRIMARY' 
1062 

解决办法: 
在数据库运行这段SQL: 
DELETE FROM p8_article_db WHERE aid>68536 
------------------------------------------------------------------------- 

第二种: 
数据库连接出错:SELECT A.*,R.* FROM p8_article A LEFT JOIN p8_reply R ON A.aid=R.aid WHERE A.aid=65 ORDER BY R.rid ASC LIMIT 0,1 
Can't create/write to file 'C:\WINDOWS\TEMP\#sql_658_0.MYD' (Errcode: 17) 


解决办法: 
在my.ini中[mysqld]里面添加一行 
tmpdir="c:/mysql/temp/" 或将#sql_658_0.MYD删除后再重启Mysql服务 
------------------------------------------------------------------------------------------------- 

第三种: 
数 据库连接出错:SELECT R.*,A.* FROM p8_article A LEFT JOIN p8_reply R ON A.aid=R.aid WHERE A.aid=608 ORDER BY R.topic DESC,R.orderid ASC LIMIT 0,1 
Got error 28 from storage engine 
1030 

解决办法: 
清空在my.ini中tmpdir="c:/mysql/temp/"目录下的文件,或者修改tmpdir参数指向具有足够空间目录。 
------------------------------------------------------------------------------------------------------------------------------------------ 

第四种: 
数据库连接出错:SELECT * FROM p8_article WHERE fid='2' ORDER BY list DESC LIMIT 8 
Got error 127 from table handler 
1030 

解决办法: 
在数据库运行这段SQL: 
REPAIR TABLE `p8_article ` 
----------------------------------------------- 

第五种: 
数 据库连接出错:SELECT R.*,A.* FROM p8_article A LEFT JOIN p8_reply R ON A.aid=R.aid WHERE A.aid=687 ORDER BY R.topic DESC,R.orderid ASC LIMIT 0,1 
Unknown column 'R.orderid' in 'order clause' 
1054 

解决办法:在数据库运行这段SQL: 
ALTER TABLE `p8_reply` ADD `orderid` MEDIUMINT( 8 ) NOT NULL ; 
-------------------------------------------------------------------------------------------------- 

第六种: 

数据库连接出错: SELECT * FROM p8_label WHERE lid='1' 
Table 'zyp.p8_label' doesn't exist 
1146 

解决办法: 
在数据库运行这段SQL: 
CREATE TABLE IF NOT EXISTS `p8_label` ( 
`lid` int(10) NOT NULL AUTO_INCREMENT, 
`name` varchar(100) NOT NULL DEFAULT '', 
`ch` smallint(4) NOT NULL DEFAULT '0', 
`chtype` tinyint(2) NOT NULL DEFAULT '0', 
`tag` varchar(50) NOT NULL DEFAULT '', 
`type` varchar(30) NOT NULL DEFAULT '', 
`typesystem` tinyint(1) NOT NULL DEFAULT '0', 
`code` text NOT NULL, 
`divcode` text, 
`hide` tinyint(1) NOT NULL DEFAULT '0', 
`js_time` int(10) NOT NULL DEFAULT '0', 
`uid` mediumint(7) NOT NULL DEFAULT '0', 
`username` varchar(30) NOT NULL DEFAULT '', 
`posttime` int(10) NOT NULL DEFAULT '0', 
`pagetype` tinyint(3) NOT NULL DEFAULT '0', 
`module` mediumint(6) NOT NULL DEFAULT '0', 
`fid` mediumint(7) NOT NULL DEFAULT '0', 
`if_js` tinyint(1) NOT NULL DEFAULT '0', 
`style` varchar(40) NOT NULL DEFAULT '', 
PRIMARY KEY (`lid`), 
KEY `ch` (`ch`,`pagetype`,`module`,`fid`,`chtype`), 
KEY `tag` (`tag`) 
) ENGINE=MyISAM DEFAULT CHARSET=gbk AUTO_INCREMENT=1 ; 
------------------------------------------------------------------------------------------------- 

第七种: 
数 据库连接出错:insert into p8_group(usr,groupid,grouptitle,sex,ip,ipfrom,time,where_name,hide,where_id,where_fid,onl_id,sid,url,windows) values ('','','管理员 ','','10.0.0.39','Unknow','1143167041','','','','','','8FWKel5RHLEWStmRoesvu35BSYW6K1uH','http://10.0.0.39/02/index.php','|') 
Incorrect integer value: '' for column 'groupid' at row 1 
1366 

解决办法: 
在数据库运行这段SQL: 
ALTER TABLE `p8_group` CHANGE `groupid` `groupid` INT( 4 ) NOT NULL AUTO_INCREMENT 
------------------------------------------------------------------------------------------------------------------------------------- 

第八种: 
数据库连接出错:SELECT M.username AS username,M.password AS password,M.salt,D.* FROM `dz`.cdb_uc_members M LEFT JOIN p8_memberdata D ON M.uid=D.uid WHERE M.username='燃灯' 
SELECT command denied to user 'aipin'@'localhost' for table 'cdb_uc_members' 
1142 

解决办法: 
比如mysql用户名是root:在数据库运行这段SQL: 
REVOKE ALL PRIVILEGES ON * . * FROM'aipin'@'localhost'; 
GRANT ALL PRIVILEGES ON * . * TO'aipin'@'localhost'WITH GRANT OPTION MAX_QUERIES_PER_HOUR 0 MAX_CONNECTIONS_PER_HOUR 0 MAX_UPDATES_PER_HOUR 0 MAX_USER_CONNECTIONS 0 ; 
---------------------------------------------------------------------------------------------------------

第九种: 
数据库连接出错:SELECT * FROM p8_article WHERE fid='32' AND yz=1 ORDER BY list DESC LIMIT 8 
Incorrect key file for table '.\sq_biyangwang\p8_article.MYI'; try to repair it 
126 

解决办法: 
在数据库运行这段SQL: 
REPAIR TABLE `p8_article ` 
-------------------------------------------------- 

第十种: 
数据库连接出错:SELECT COUNT(id) AS Guestbook FROM p8_guestbook 
Can't find file: './kp122799/p8_guestbook.frm' (errno: 13) 
1017 

解决办法: 
或许是权限问题,如mysql用户名是root:在数据库运行这段SQL: 
REVOKE ALL PRIVILEGES ON * . * FROM 'root'@'127.0.0.1'; 
GRANT ALL PRIVILEGES ON * . * TO 'root'@'127.0.0.1' WITH GRANT OPTION MAX_QUERIES_PER_HOUR 0 MAX_CONNECTIONS_PER_HOUR 0 MAX_UPDATES_PER_HOUR 0 MAX_USER_CONNECTIONS 0 ; 
或重新启动mysql,再不行尝试对其数据表进行修复。 
--------------------------------------------------------------------------- 

第十一种: 
数据库连接出错:SELECT COUNT(uid) AS Member FROM p8_members 

Table './xianxinbing/p8_members' was created with a different version of MySQL and cannot be read 
1033 

解决办法: 
升级你的Mysql或者修复优化全部相关的数据表。 


PS:  学着灵活套用以上出错提示的解决办法即可
最新回复 (0)
返回
支持中心
邮箱:winkill2012@qqcom
新站优化中!部分功能尚未完善,敬请谅解!
支持中心