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本帖最后由 kingwkb 于 2010-07-31 13:58 編輯
數(shù)據(jù)量很小可能是什么問題導(dǎo)致的?
# Query_time: 0.251454 Lock_time: 0.000037 Rows_sent: 0 Rows_examined: 0
SET timestamp=1280555233;
update online set lastupdate = 1280555232,UID = 0 where SID = 'xxxxxxx' and BID = xxxxx;
表結(jié)構(gòu)
CREATE TABLE IF NOT EXISTS `online` (
`SID` varchar(32) NOT NULL COMMENT '',
`BID` mediumint(8 ) unsigned NOT NULL COMMENT '',
`UID` mediumint(8 ) unsigned NOT NULL COMMENT '',
`lastupdate` int(10) unsigned NOT NULL COMMENT '',
PRIMARY KEY (`SID`,`BID`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8; |
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