SET主题的文章列表，还有SET的技术要点_第1页

thinkphp使用setInc和setDec进行字段加1减1

//score字段加1db('article')->where('id',1)->setInc('score');//score字段加5db('article')->where('id',1)->setInc('score',5);//score字段减1db('article')->whe...

开发笔记 ·2024-06-15

dataset导入导出xml

dataset导入xml DataSetdt=BLL.TestClass.Getusers();dt.WriteXml("d:/xml.xml",XmlWriteMode.WriteSchema);xml导入dataset DataSetdsNew=newDataSet();ds...

开发笔记 ·2024-02-01

C#从数据库读取数据到DataSet并保存到xml文件的方法

DataSet有一个WriteXml方法可以直接将数据保存到xml文件usingSystem;usingSystem.Data;usingSystem.Xml;usingSystem.Data.SqlClient;usingSystem.IO;publicclassTestWriteXML{publicstaticvo...

开发笔记 ·2023-12-25

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-54531: invalid orientation for element at element offset

文档解释ORA-54531:invalidorientationforelementatelementoffsetCause:Theorientationofthecurrentgeometrywasnotvalid.Action:Reversetheorientationofthegeometry.ORA-54531...

IT技术学习 ·2023-07-28

ORA-47362: error adding Rule string to Rule Set string, string

文档解释ORA-47362:erroraddingRulestringtoRuleSetstring,stringCause:AnunexpectederroroccurredaddingtheruletotherulesetAction:Pleasereviewthedefinitionforaccuracyandr...

IT技术学习 ·2023-07-28

ORA-19615: some files not found in backup set

文档解释ORA-19615:somefilesnotfoundinbackupsetCause:Somefilesthatwerespecifiedforrestorationwerenotfoundinthebackupsetdirectory.Message19613or19614isissuedforeachfi...

IT技术学习 ·2023-07-28

ORA-30364: this level has the same set of columns as another

文档解释ORA-30364:thislevelhasthesamesetofcolumnsasanotherCause:Theleveldefinitioncontainedthesamesetofcolumnsasanotherlevel.Action:Eliminatetheredundantleveldefini...

IT技术学习 ·2023-07-28

ORA-47343: error deleting Rule Set string, string

文档解释ORA-47343:errordeletingRuleSetstring,stringCause:AnunexpectederroroccurreddeletingtherulesetAction:PleasereviewthedefinitionforaccuracyandretrytheoperationO...

IT技术学习 ·2023-07-28

ORA-48494: ADR home is not set, the corresponding operation cannot be done

文档解释ORA-48494:ADRhomeisnotset,thecorrespondingoperationcannotbedoneCause:TheadrhomeisnotsetinthecurrentadrcisessionAction:Settheadrhomeusingtheadrcicommand̶...

IT技术学习 ·2023-07-28

ORA-28539: gateway does not support result sets

文档解释ORA-28539:gatewaydoesnotsupportresultsetsCause:Theclientprogramtriedexecutingastoredprocedurethatreturnsoneormoreresultsetsthroughagatewaythatdoesnothaveres...

IT技术学习 ·2023-07-28

ORA-39189: unable to decrypt dump file set

文档解释ORA-39189:unabletodecryptdumpfilesetCause:Thedumpfilesetcouldnotbedecrypted.Thereasoncouldbeeitherthataninvalidpasswordwasentered,orthat,whenusingtransparen...

IT技术学习 ·2023-07-28

ORA-46272: Subset of audit trail is already deinitialized

文档解释ORA-46272:SubsetofaudittrailisalreadydeinitializedCause:Audittrailwasdeinitializedwhichspansthegivenaudittrailtype.Action:UseDBMS_AUDIT_MGMT.INIT_CLEANUPtoi...

IT技术学习 ·2023-07-28

ORA-39931: XML Schema string Owner: string not fully contained in the transportable set.

文档解释ORA-39931:XMLSchemastringOwner:stringnotfullycontainedinthetransportableset.Cause:Informationalmessagetodescribeafailureduringtransportablecontainmentchecki...

IT技术学习 ·2023-07-28

ORA-22957: NULL is an invalid input to powermultiset and COLLECT functions

文档解释ORA-22957:NULLisaninvalidinputtopowermultisetandCOLLECTfunctionsCause:NULLwasgivenasinputtothepowermultisetorCOLLECTfunction.Action:Giveanon-nullvalueasinpu...

IT技术学习 ·2023-07-28