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com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection, message from server: Too many connections

最简单的办法是因为你的my.ini中设定的并发连接数太少或者系统繁忙导致连接数被占满解决方式：打开MySQL安装目录打开MY.INI找到max_connections默认是100.--实例WINDOWS解决mysql Errno.:1040错误XXXXinfo:CannotconnecttoMySQLserv...

开发笔记 ·2024-04-29

ORA-44815: User name is too large

文档解释ORA-44815:UsernameistoolargeCause:Theusernamementionedintheparameterlistwastoolarge.Action:Checktheusername.ORA-44815用户名太长。官方解释常见案例一般处理方法及步骤1.确定相关用户，并尝试检查其用...

IT技术学习 ·2023-07-28

ORA-46012: The value of the “privilege” element is too long.

文档解释ORA-46012:Thevalueofthe“privilege”elementistoolong.Cause:ThespecifiedlengthfortheprivilegeelementoftheattributeSecelementintheDataSecuritypolicy...

IT技术学习 ·2023-07-28

ORA-30185: output too large to fit in the buffer

文档解释ORA-30185:outputtoolargetofitinthebufferCause:Thebufferisnotlargeenoughtoholdtheentireoutputstring.Action:Fixthebuffersizeandlengthpassedin.ORA-30185错误是一种输出...

IT技术学习 ·2023-07-28

ORA-39220: file name is too long

文档解释ORA-39220:filenameistoolongCause:ThefilenameprovidedtotheDataPumpJobwasinvalidbecauseitslengthwasgreaterthan4000characters.Action:Retrytheoperationwithavali...

IT技术学习 ·2023-07-28

ORA-30678: too many open connections

文档解释ORA-30678:toomanyopenconnectionsCause:Anattempttoopenaconnectionfailedbecausetoomanyarealreadyopenbythissession.Thenumberofallowedconnectionsvariesassomemay...

IT技术学习 ·2023-07-28

ORA-44827: Number of Performance Classes is too large

文档解释ORA-44827:NumberofPerformanceClassesistoolargeCause:Alargenumber(>=50)ofPerformanceClasseswererequested.Action:Submitasmaller(ORA-44827：表示性能类的数量太多。官方解释OR...

IT技术学习 ·2023-07-28

ORA-48912: The specified trace filename is too long

文档解释ORA-48912:ThespecifiedtracefilenameistoolongCause:TheresultingtracefilenamelengthexceedsthemaximumlengthAction:UseasmallertracefilenamesuffixormoveADRhigher...

IT技术学习 ·2023-07-28

ORA-48320: Too many incidents to report

文档解释ORA-48320:ToomanyincidentstoreportCause:theresultsetofincidentsistoolargetohandleAction:useapredicatetoreducethenumberofincidentsandretry。ORA-48320：太多的事件报告O...

IT技术学习 ·2023-07-28

ORA-55379: too many triples

文档解释ORA-55379:toomanytriplesCause:Aninternalerroroccurredduringvalidation.Toomanytripleswerepassedin.Action:Specifyavalidnumberoftriplesfortheoperation,orcontac...

IT技术学习 ·2023-07-28

ORA-25236: buffer too small for user data

文档解释ORA-25236:buffertoosmallforuserdataCause:Thevariableorbufferusedfortheoutparameterpayloadistoosmallfortheuserdatadequeued.Action:Increasethesizeofthebuffero...

IT技术学习 ·2023-07-28

ORA-29372: identifier string is too long; it must be less than string characters

文档解释ORA-29372:identifierstringistoolong;itmustbelessthanstringcharactersCause:Anattemptwasmadetospecifyanidentifierthatismorethan30characterslong.Action:Useanid...

IT技术学习 ·2023-07-28

ORA-32591: connect string too long

文档解释ORA-32591:connectstringtoolongCause:Theconnectstringspecifiedforthedatabaselinkwasmorethan2000characters.Action:Specifyaconnectstringlessthan2000chracters.O...

IT技术学习 ·2023-07-28

ORA-38789: File name is too long.

文档解释ORA-38789:Filenameistoolong.Cause:Thefilenameprovidedinthecommandwaslongerthanthemaximumallowed.Action:Useashorterfilename.ORA-38789:文件名过长错误错误说明：ORA-38789是O...

IT技术学习 ·2023-07-28

ORA-13225: specified index table name is too long for a spatial index

文档解释ORA-13225:specifiedindextablenameistoolongforaspatialindexCause:Anindextablenameisspecifiedwhichislongerthanthesupportedlengthofthespatialindextablename.Act...

IT技术学习 ·2023-07-27