operator主题的文章列表，还有operator的技术要点_第4页

ORA-29830: operator does not exist

文档解释ORA-29830:operatordoesnotexistCause:Theoperatorcouldnotbefound.Action:VerifythattheoperatorexistsandtheuserhasEXECUTEprivilegeforthisoperator.ORA-29830错误发生在...

IT技术学习 ·2023-07-08

ORA-00976: Specified pseudocolumn or operator not allowed here.

文档解释ORA-00976:Specifiedpseudocolumnoroperatornotallowedhere.Cause:LEVEL,PRIOR,ROWNUM,CONNECT_BY_ROOT,CONNECT_BY_ISLEAForCONNECT_BY_ISCYCLEwasspecifiedatanillega...

IT技术学习 ·2023-07-08

ORA-38448: Indexing predicates with “string” operator is not supported.

文档解释ORA-38448:Indexingpredicateswith“string”operatorisnotsupported.Cause:Anunsupportedoperatorwasusedintheexf$indexoperarray.Action:Choosetheoperato...

IT技术学习 ·2023-07-08

ORA-30007: CONNECT BY ROOT operator is not supported in the START WITH or in the CONNECT BY condition

文档解释ORA-30007:CONNECTBYROOToperatorisnotsupportedintheSTARTWITHorintheCONNECTBYconditionCause:AnattemptwasmadetouseCONNECTBYROOToperatorintheSTARTWITHorintheCON...

IT技术学习 ·2023-07-08

ORA-38504: this operator not allowed with the configured attribute set

文档解释ORA-38504:thisoperatornotallowedwiththeconfiguredattributesetCause:Anattemptwasmadetousetheoperatorbindingwithanattributesetcontainingmorethanone(tablealias...

IT技术学习 ·2023-07-08

ORA-01719: outer join operator (+) not allowed in operand of OR or IN

文档解释ORA-01719:outerjoinoperator(+)notallowedinoperandofORorINCause:Anouterjoinappearsinanorclause.Action:IfAandBarepredicates,togettheeffectof(A(+)orB),try(sele...

IT技术学习 ·2023-07-08

ORA-01470: In-list iteration does not support mixed operators

文档解释ORA-01470:In-listiterationdoesnotsupportmixedoperatorsCause:Constantsofdifferenttypesarespecifiedinanin-list.Action:Useconstantsofsametypeforin-lists.ORA-01...

IT技术学习 ·2023-07-08

ORA-03002: operator not implemented

文档解释ORA-03002:operatornotimplementedCause:Thisisaninternalerror.Action:Contactyourcustomersupportrepresentative.ORA-03002：operatornotimplemented，是Oracle数据库服务器报出...

IT技术学习 ·2023-07-08

ORA-29834: REF datatype not supported with operators

文档解释ORA-29834:REFdatatypenotsupportedwithoperatorsCause:TheuserspecifiedaREFdatatypewhichisnotsupportedinCREATEOPERATOR.Action:ReissuetheCREATEOPERATORstatement...

IT技术学习 ·2023-07-08

ORA-55460: incorrect usage of semantic operators

文档解释ORA-55460:incorrectusageofsemanticoperatorsCause:TherewasasyntaxerrorinthecalltotheSEM_RELATEDoperatorAction:SeethedocumentationforinformationonhowtousetheS...

IT技术学习 ·2023-07-08

ORA-13903: Invalid combination of string threshold value and operator.

文档解释ORA-13903:Invalidcombinationofstringthresholdvalueandoperator.Cause:Anon-positivenumberwasusedfor“BlockedUserSessionCount”metricswhileoperatorco...

IT技术学习 ·2023-07-06

ORA-19332: Invalid column in the CREATE_DBURI operator

文档解释ORA-19332:InvalidcolumnintheCREATE_DBURIoperatorCause:TheargumenttotheCREATE_DBURIoperatorcanonlybeacolumn.Action:Specifyavalidcolumnnamefortheoperator...

IT技术学习 ·2023-07-06

ORA-29966: The only binding of an operator cannot be dropped

文档解释ORA-29966:TheonlybindingofanoperatorcannotbedroppedCause:Thisoperatoronlyhasonebinding.ItcannotbedroppedusingAlterOperatorDropBinding.Action:Ifyouwishtodrop...

IT技术学习 ·2023-07-06

C# operator 关键字的用法

operator只要是运算符都能重载operator关键字的主要作用是用来重载运算符的，还可以用于类或结构中类型的自定义转换。下面看个例子classFeige{//定义两个全局变量inta,b;//声明带两个参数的构造函数publicFeige(inta,intb){this.a=a;this.b=b;}//重载加法运...

代码星球 ·2021-02-23

$.each遍历JSON字符串和 Uncaught TypeError: Cannot use 'in' operator to search for '156错误

现在页面和后端交互都流行使用json了自己记录一下解析字符串的方法，要不老是忘记！！！！success:function(data){//data是后台传过来的字符串$.each(JSON.parse(data),function(index,obj){//使用JSON.parse转换为JavaScript...

代码星球 ·2021-02-21