2546主题的文章列表，还有2546的技术要点_第1页

ORA-25469: data not specified for alias: string column name: string

文档解释ORA-25469:datanotspecifiedforalias:stringcolumnname:stringCause:Anattempttoevaluatewasmade,whichfailedbecausethecolumnvalueforthespecifiedaliasandcolumnname...

IT技术学习 ·2023-07-28

ORA-25465: variable name not specified

文档解释ORA-25465:variablenamenotspecifiedCause:Anattempttoevaluatewasmade,whichfailedbecauseoneofthevariablevaluesspecifiedhadaNULLvariablename.Action:Checkthelist...

IT技术学习 ·2023-07-26

ORA-25463: table alias not specified

文档解释ORA-25463:tablealiasnotspecifiedCause:Anattempttoevaluatewasmade,whichfailedbecauseoneofthetablevaluesspecifiedhadaNULLaliasname.Action:Checkthelistoftablev...

IT技术学习 ·2023-07-22

ORA-25468: column name not specified for alias: string

文档解释ORA-25468:columnnamenotspecifiedforalias:stringCause:Anattempttoevaluatewasmade,whichfailedbecauseoneofthecolumnvaluesforthespecifiedaliasnamehadaNULLcolumn...

IT技术学习 ·2023-07-18

ORA-25467: table alias not specified

文档解释ORA-25467:tablealiasnotspecifiedCause:Anattempttoevaluatewasmade,whichfailedbecauseoneofthecolumnvaluesspecifiedhadaNULLaliasname.Action:Checkthelistofcolum...

IT技术学习 ·2023-07-18

ORA-25462: evaluation context not specified

文档解释ORA-25462:evaluationcontextnotspecifiedCause:Anattempttoevaluatewasmade,whichfailedbecausetheevaluationcontextspecifiedwasnull.Action:Checktheevaluationcont...

IT技术学习 ·2023-07-17

ORA-25466: data not specified for variable name: string

文档解释ORA-25466:datanotspecifiedforvariablename:stringCause:Anattempttoevaluatewasmade,whichfailedbecausethevariablevalueforthespecifiedvariablenamehadNULLdata.Ac...

IT技术学习 ·2023-07-08

ORA-25464: ROWID not specified for table alias: string

文档解释ORA-25464:ROWIDnotspecifiedfortablealias:stringCause:Anattempttoevaluatewasmade,whichfailedbecausethetablevalueforthespecifiedtablealiashadaNULLROWID.Action...

IT技术学习 ·2023-07-08

ORA-25461: rule set not specified

文档解释ORA-25461:rulesetnotspecifiedCause:Anattempttoevaluatewasmade,whichfailedbecausetherulesetnamespecifiedwasnull.Action:Checktherulesetname,andtryagainwithava...

IT技术学习 ·2023-07-08

ORA-12546: TNS:permission denied

文档解释ORA-12546:TNS:permissiondeniedCause:Userhasinsufficientprivilegestoperformtherequestedoperation.Action:Acquirenecessaryprivilegesandtryagain.此错误消息表明未通过TNS访问...

IT技术学习 ·2023-07-08

MySQL Error number: MY-012546; Symbol: ER_IB_MSG_721; SQLSTATE: HY000

文档解释Errornumber:MY-012546;Symbol:ER_IB_MSG_721;SQLSTATE:HY000Message:Recoveryskipped,–innodb-read-onlyset!MY-012546;ER_IB_MSG_721;HY000错误错误说明MySQL的MY-0125...

IT技术学习 ·2023-06-30

HDU 2546 饭卡(01背包裸题)

TimeLimit:5000/1000MS(Java/Others) MemoryLimit:32768/32768K(Java/Others)TotalSubmission(s):28562 AcceptedSubmissio...

代码星球 ·2020-04-14

HDOJ 2546饭卡（01背包问题）

http://acm.hdu.edu.cn/showproblem.php?pid=2546ProblemDescription电子科大本部食堂的饭卡有一种很诡异的设计，即在购买之前判断余额。如果购买一个商品之前，卡上的剩余金额大于或等于5元，就一定可以购买成功（即使购买后卡上余额为负），否则无法购买（即使金额足够）。...

代码星球 ·2020-04-05