#extern

ORA-53216: cannot export the ORDDataSource object with an external source

文档解释ORA-53216:cannotexporttheORDDataSourceobjectwithanexternalsourceCause:ThesourceoftheORDDataSourceobjectwasnotlocal.Action:Importthedatabeforecallingtheexpor...

ORA-28575: unable to open RPC connection to external procedure agent

文档解释ORA-28575:unabletoopenRPCconnectiontoexternalprocedureagentCause:Initializationofanetworkconnectiontotheextprocagentdidnotsucceed.Thisproblemcanbecausedbyne...
IT技术学习 ·2023-07-08

ORA-28025: missing or null external name

文档解释ORA-28025:missingornullexternalnameCause:TheIDENTIFIEDEXTERNALLYASorIDENTIFIEDGLOBALLYASclausewasspecifiedwithavalidexternalname.Action:Provideavalidexterna...

ORA-01942: IDENTIFIED BY and EXTERNALLY cannot both be specified

文档解释ORA-01942:IDENTIFIEDBYandEXTERNALLYcannotbothbespecifiedCause:Ausercannotbespecifiedtohaveandnothaveapassword.Action:Specifyonlyoneoftheoptions.该错误提示是Oracle...

ORA-29661: Unable to find the superclass of the defined in the EXTERNAL NAME

文档解释ORA-29661:UnabletofindthesuperclassofthedefinedintheEXTERNALNAMECause:Theclassisnotloadedinthedatabase.Action:MakesurethesuperclassoftheEXTERNALNAMEisloaded...
IT技术学习 ·2023-07-08

ORA-30646: schema for external table type must be SYS

文档解释ORA-30646:schemaforexternaltabletypemustbeSYSCause:AschemaotherthenSYSwasspecifiedfortheTYPEAction:ForthisversionoforacleserveralwaysuseschemanameSYS.ORA-30...

ORA-01944: IDENTIFIED EXTERNALLY already specified

文档解释ORA-01944:IDENTIFIEDEXTERNALLYalreadyspecifiedCause:Theidentifiedexternalyclausehasbeengiventwice.Action:Useonlyoneidentifiedclause.ORA-01944错误消息用于指示表格中出现了错...

ORA-01239: database must be in ARCHIVELOG mode to use external cache

文档解释ORA-01239:databasemustbeinARCHIVELOGmodetouseexternalcacheCause:Anonlinefileusesanexternalcache,butthedatabaseisinNOARCHIVELOGmode.Sinceanexternalcachemayre...
IT技术学习 ·2023-07-06

C与C++中的extern

本文总结在C和C++中,extern用法的含义,内容来自网络,有部分修改。在说明extern的作用之前,先说明一下声明(declaration)与定义(definition)的概念。声明表示一个标识符(变量和函数)在程序的某个地方出现过,然而并不会为变量/函数分配内存。通过声明能知道标识符的类型,如果源文件中没有该变量...
星空 ·2021-11-27

extern的困惑

摘自:http://blog.csdn.net/fxjtoday/article/details/6021845  如果想明白为什么需要extern,需要从编译和链接讨论起,  现代编译器一般采用按文件编译的方式,因此在编译时,各个文件中定义的全局变量是互相透明的,也就是说,在编译时,全局变量的可见域限制在文件内部。但...
代码星球 ·2021-02-21

c语言中static、extern、void的重载

static:  1、在函数内部,表示该变量的值在各个调用间一直保持延续性;      2、在函数这一级,表示该函数只对本文件可见。extern:1、用于函数定义,表示全局可见(属于冗余的);     2、用于变量,表示它在其他地方定义。void: ...

在Android Studio 的External Tools添加javap命令

在AndroidStudio的ExternalTools添加javap命令,方便一键生成方法签名,便于开发。添加步骤:1.打开AndroidStudio,File——>Settings——>Tools——>ExternalTools,如图:      如上图,先点击1,然后点击2的加号。(上面出现的E...

C++的static和extern关键字的说明

1.static关键字修饰的变量的生命周期的说明  #include<iostream>  voidincrementAndPrint()  {    staticints_value=1;//staticdurationviastatickeyword.Thislineisonlyexecutedonce...

ResolveUrl in external JavaScript file in asp.net project

https://stackoverflow.com/questions/11263425/page-resolveurl-is-not-working-in-javascriptTheproblem,asponchapointedout,isthatasfarasASP.NETisconcerned,theconten...

'curl' is not recognized as an internal or external command

使用everything搜索本地的curl.exe发现如下 官网查看最新版本https://curl.haxx.se/windows/2019-03-06最新版本7.64.0curl-7.64.0_1-win64-mingw.zipSize:3.1MBsha256:e835a5c7c8093d42930de1...
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