man主题的文章列表，还有man的技术要点_第1页

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-48502: Invalid Command Line – Missing Required Elements

文档解释ORA-48502:InvalidCommandLine–MissingRequiredElementsCause:Missingrequiredcommandlinearguments.Action:Reviewthehelpmessageandsupplytherequiredarguments...

IT技术学习·2023-07-28

ORA-47346: Rule set string is used by one or more command rules.

文档解释ORA-47346:Rulesetstringisusedbyoneormorecommandrules.Cause:Thespecifiedrulesetwasusedbyexistingcommandrule(s).Action:Removethedependentcommandrulesandretryt...

IT技术学习·2023-07-28

ORA-48192: OS command to move a file failed

文档解释ORA-48192:OScommandtomoveafilefailedCause:TheOScommandtomoveafilefailed.Action:Checktheerrornumberassociatedwiththemovefile.ORA-48192:OScommandtomoveafilefa...

IT技术学习·2023-07-28

ORA-28151: more than one user name specified for command

文档解释ORA-28151:morethanoneusernamespecifiedforcommandCause:MorethanoneusernamewasspecifiedforanALTERUSERcommand.Action:Trythecommandagainwithonlyoneusername.ORA-...

IT技术学习·2023-07-28

ORA-29543: Java command string not yet implemented

文档解释ORA-29543:JavacommandstringnotyetimplementedCause:AnattemptwasmadetouseaJavacommandthatisnotyetimplemented.Action:Donotusethecommand.ORA-29543是Oracle数据库中的错误...

IT技术学习·2023-07-28

ORA-38724: Invalid option to the FLASHBACK DATABASE command.

文档解释ORA-38724:InvalidoptiontotheFLASHBACKDATABASEcommand.Cause:AninvalidoptionwasspecifiedtotheFLASHBACKDATABASEcommand.Validoptionsare:SCNorTIMESTAMP.Action:Co...

IT技术学习·2023-07-28

ORA-25146: EXTENT MANAGEMENT option already specified

文档解释ORA-25146:EXTENTMANAGEMENToptionalreadyspecifiedCause:InCREATETABLESPACE,theEXTENTMANAGEMENToptionwasspecifiedmorethanonce.Action:RemoveallbutoneoftheEXTENT...

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-29279: SMTP permanent error: string

文档解释ORA-29279:SMTPpermanenterror:stringCause:ASMTPpermanenterroroccurred.Action:CorrecttheerrorandretrytheSMTPoperation.ORA-29279:SMTP永久错误指的是发送邮件时发生的永久错误，即出现了一些...

IT技术学习·2023-07-28

ORA-48407: DESCRIBE and QUERY commands need at least relation name argument

文档解释ORA-48407:DESCRIBEandQUERYcommandsneedatleastrelationnameargumentCause:ThisisnorelationnameisinputasargumentAction:Needuserstoinputatleasttherelationname这是一...

IT技术学习·2023-07-28

ORA-25140: string space policy cannot be specified for the string extent management

文档解释ORA-25140:stringspacepolicycannotbespecifiedforthestringextentmanagementCause:Aninvalidoptionappears.Action:MakesurethatforLOCALextentmanagementUNIFORMorAUT...

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-19920: RMAN does not support PKI-based master key for encryption.

文档解释ORA-19920:RMANdoesnotsupportPKI-basedmasterkeyforencryption.Cause:AnattemptwasmadetouseOraclepublickeyinfrastructure(PKI)basedmasterkeyalgorithm.RMANonlysup...

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