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How to enable MySQL Query Log?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: HowdoIenabletheMySQLfunctionthatlogseachSQLquerystatementreceivedfromclientsandthetimethatquerystatementhassubmitted? ......

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How to delete from multiple tables in MySQL?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iamtryingtodeletefromafewtablesatonce.I\'vedoneabitofresearch,andcameupwiththis DELETEFROM`pets`p, `pets......

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Throw an error in a MySQL trigger

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IfIhaveatriggerbeforetheupdateonatable,howcanIthrowanerrorthatpreventstheupdateonthattable? 回答1: Hereisonehac......

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Are table names in MySQL case sensitive?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: AretablenamesinMySQLcasesensitive? OnmyWindowsdevmachinethecodeIhaveisabletoquerymytableswhichappeartobealllowerca......

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Count the number of occurrences of a string in a V

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ihaveatablelikethis: TITLE|DESCRIPTION ------------------------------------------------ test1|valueblahblah......

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LAST_INSERT_ID() MySQL

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IhaveaMySQLquestionthatIthinkmustbequiteeasy.IneedtoreturntheLASTINSERTEDIDfromtable1whenIrunthefollowingMySqlque......

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Library not loaded: libmysqlclient.16.dylib error

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I\'vebeenstrugglingwiththisforsometime. I\'veinstalledRails3,gem,mysqlonmySnowLeopardmachine.AllwasgoingwelluntilIcr......

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How to find all the tables in MySQL with specific

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ihave2-3differentcolumnnamesthatIwanttolookupintheentireDBandlistoutalltableswhichhavethosecolumns.Anyeasyscript? ......

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How do I escape special characters in MySQL?

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Forexample: select*fromtablenamewherefieldslike\"%string\"hi\"%\"; Error: YouhaveanerrorinyourSQLsyntax;checkthem......

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generate an integer sequence in MySQL

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ineedtodoajoinwithatable/result-set/whateverthathastheintegersntominclusive.Isthereatrivialwaytogetthatwithoutjust......

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Best way to test if a row exists in a MySQL table

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I\'mtryingtofindoutifarowexistsinatable.UsingMySQL,isitbettertodoaquerylikethis: SELECTCOUNT(*)AStotalFROMtable1......

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grant remote access of MySQL database from any IP

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iamawareofthiscommand: GRANTALLPRIVILEGES ONdatabase.* TO\'user\'@\'yourremotehost\' IDENTIFIEDBY\'newpassword\'; Butthenito......

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Grant **all** privileges on database

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I\'vecreateddatabase,forexample\'mydb\'. CREATEDATABASEmydbCHARACTERSETutf8COLLATEutf8_bin; CREATEUSER\'myuser\'@\'%\'IDENTI......

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Compare two MySQL databases [closed]

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I\'mcurrentlydevelopinganapplicationusingaMySQLdatabase. Thedatabase-structureisstillinfluxandchangeswhiledevelopmentprogr......

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MySQL: Can't create table (errno: 150)

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iamtryingtoimporta.sqlfileanditsfailingoncreatingtables. Here\'sthequerythatfails: CREATETABLE`data`( `id`int(10)unsi......

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MySQL, update multiple tables with one query

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ihaveafunctionthatupdatesthreetables,butIusethreequeriestoperformthis.Iwishtouseamoreconvenientapproachforgoodpract......

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MySQL Conditional Insert

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IamhavingadifficulttimeformingaconditionalINSERT Ihavex_tablewithcolumns(instance,user,item)whereinstanceIDisunique.I......