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ORA-26754: cannot specify both one-to-one transformation function string and one-to-many transformation function string

文档解释ORA-26754:cannotspecifybothone-to-onetransformationfunctionstringandone-to-manytransformationfunctionstringCause:Bothaone-to-onetransformationfunctionandaon...

ORA-29256: Cursor contains both regular and array defines which is illegal

文档解释ORA-29256:CursorcontainsbothregularandarraydefineswhichisillegalCause:Bothdefine_arrayanddefine_columnhavebeencalledonthiscursor.Thisisillegal.Itisnotpossib...

ORA-40218: Both priors table and weights table are specified

文档解释ORA-40218:BothpriorstableandweightstablearespecifiedCause:BothapriorstableandaweightstablearespecifiedforSVMmodelbuild.Action:Priorstableistheold(pre11g)mec...

ORA-02783: Both post and wait functions were not specified

文档解释ORA-02783:BothpostandwaitfunctionswerenotspecifiedCause:Toensurethatthefunctionsactsymmetrically,pointerstoboththepostingandwaitingfunctionsmustbegiven.Acti...
IT技术学习 ·2023-07-08

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-28653: tables must both be index-organized

文档解释ORA-28653:tablesmustbothbeindex-organizedCause:AttempttoexchangeanonIOTtable/partitionwithapartition/tablerespectivelyAction:Ensurethatnon-partitionedandpar...
IT技术学习 ·2023-07-05

MySQL Error number: 3901; Symbol: ER_PARTIAL_REVOKE_AND_DB_GRANT_BOTH_EXISTS; SQLSTATE: HY000

文档解释Errornumber:3901;Symbol:ER_PARTIAL_REVOKE_AND_DB_GRANT_BOTH_EXISTS;SQLSTATE:HY000Message:‘%s’privilegefordatabase‘%s’existsbothaspar...
IT技术学习 ·2023-06-17

Asp.net下拉树实现(Easy UI ComboTree)

场景描述:某个公司有多个部门并且部门存在子部门,通过一个下拉框选取多个部门,但是如果某个部门的子部门被全部选择,则只取该部门,而忽略子部门。(叶子节点全被选中时,只取父节点)知识点:ComboTree、一般处理程序、递归、Json效果如图数据库表设计:unit_mainunit_idunit_nameparent_id...

Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on the class path, preempting StackOverflowError

 SLF4J:Detectedbothlog4j-over-slf4j.jarANDslf4j-log4j12.jarontheclasspath,preemptingStackOverflowError. SLF4J:Seealso http://www.slf4j.org/codes....

Robot Framwork关键字驱动+RedwoodHQ安装

RobotFramwork是一款python编写的功能框架。具备良好的可扩展性,支持关键字驱动,可以同时测试多种类型的客户端或者接口,可以进行分布式测试执行。 ...

python web框架简介Bottle Flask Tornado

BottleBottle是一个快速、简洁、轻量级的基于WSIG的微型Web框架,此框架只由一个.py文件,除了Python的标准库外,其不依赖任何其他模块。?1234pipinstallbottleeasy_installbottleapt-getinstallpython-bottlewgethttp://bottl...

Constraint where both columns cannot be null, but one can

ALTERTABLETableAADDCONSTRAINTCK_BothDepartsNotNullCHECK(departAISNOTNULLORdepartBISNOTNULL) ...

Robotframework 之常用断言关键字简介

1、ShouldBeEmpty    判断是否为空,如果不为空,执行失败,示例:  ${value}  SetVariable  hello  ShouldBeEmpty   ${value}    断言结果不为空2、ShouldStartWith  判断某个字符串是否以预期执行的字符串开...

Robot Framework 环境安装(一)

 1.安装python:https://www.python.org/2.安装python的第三方库:robotframework  (1)检查是否支持pip命令.  (2)robotframework安装命令:pipinstallrobotframework安装命令  3.安装Eclipse和期RED插件 ...
代码星球 ·2021-02-14

温故而知新-robots.txt语法教程

用几个最常见的情况,直接举例说明: 1.允许所有SE收录本站:robots.txt为空就可以,什么都不要写。 2.禁止所有SE收录网站的某些目录:User-agent:*Disallow:/目录名1/Disallow:/目录名2/Disallow:/目录名3/ 3.禁止某个SE收录本站,例...
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