CL主题的文章列表，还有CL的技术要点_第3页

PHP包含文件函数include、include_once、require、require_once区别和总结

PHP中的include()、require()语句包含并运行指定文件。这两结构在包含文件上完全一样，唯一的区别是对于错误的处理。require()语句在遇到包含文件不存在，或是出错的时候，就停止即行，并报错。include()则继续即行。例如：hello.php不存在时：include(‘hello.ph...

开发笔记 ·2023-09-07

Oracle SqlLoader使用

最近在用sqlloader导入数据，500多M，开始要用40分钟，后来做到了20min，再后来只用不到2分钟。所用时间的不断减少，得益于很多网友的总结。数据文件为csv格式，默认打开软件为：excel，通过excel打开的csv文件日期和数字格式可能会发生变化，在写controlfile时要注意了，看原始格式请用文本编...

开发笔记 ·2023-08-10

ORA-60025: Event for temp segment cleanup used for temp lobs

文档解释ORA-60025:EventfortempsegmentcleanupusedfortemplobsCause:TempLOBsegmentsusedfortemporaryLOBsaredeletedonlyonsessionexitwhichmayleadtolargeamountsofmemorybei...

IT技术学习 ·2023-07-28

ORA-32043: recursive WITH clause needs an initialization branch

文档解释ORA-32043:recursiveWITHclauseneedsaninitializationbranchCause:AWITHclausequeryreferredtoitself(recursive)butdidnothaveabranchinaUNIONALLwithnoreferencestoit...

IT技术学习 ·2023-07-28

ORA-32039: recursive WITH clause must have column alias list

文档解释ORA-32039:recursiveWITHclausemusthavecolumnaliaslistCause:AWITHclausequeryreferredtoitself(recursive)butdidnothaveacolumnaliaslistspecifiedforit.Action:Adda...

IT技术学习 ·2023-07-28

ORA-54660: CLIP_TIN: invalid Point Cloud; extent is empty

文档解释ORA-54660:CLIP_TIN:invalidPointCloud;extentisemptyCause:TheinputTINfortheCLIP_TINoperationwasinvalid.Action:SpecifyaTINthatwascreatedusingtheCREATE_TINopera...

IT技术学习 ·2023-07-28

ORA-30051: VERSIONS clause not allowed here

文档解释ORA-30051:VERSIONSclausenotallowedhereCause:AVERSIONSclausewasspecifiedwhenitwasnotallowed.Action:DonotusetheVERSIONSclauseORA-30051:VERSIONSclausenotallowe...

IT技术学习 ·2023-07-28

ORA-41633: specified rule class configuration not supported: “string”

文档解释ORA-41633:specifiedruleclassconfigurationnotsupported:“string”Cause:Anattemptwasmadetouseanunsupportedconfigurationfortheruleclass.Action:Remove...

IT技术学习 ·2023-07-28

ORA-29550: Java session state cleared

文档解释ORA-29550:JavasessionstateclearedCause:TheJavastateinthecurrentsessionbecameinconsistentandwascleared.Action:Noactionrequired.ORA-29550：Java会话状态已清除官方解释提示你在关...

IT技术学习 ·2023-07-28

ORA-32486: unsupported operation in recursive branch of recursive WITH clause

文档解释ORA-32486:unsupportedoperationinrecursivebranchofrecursiveWITHclauseCause:TherecursivecomponentoftheUNIONALLinarecursiveWITHclauseelementusedanoperationthat...

IT技术学习 ·2023-07-28

ORA-29511: could not resolve Java class

文档解释ORA-29511:couldnotresolveJavaclassCause:ACREATEANDRESOLVENOFORCEJAVACLASScommandspecifieddefinitiondatathatcouldnotberesolved,orresolutionfailedforsomerefer...

IT技术学习 ·2023-07-28

ORA-28387: Could not acquire an enqueue for wallet operation in Oracle RAC

文档解释ORA-28387:CouldnotacquireanenqueueforwalletoperationinOracleRACCause:EnqueuetoblockTDEoperationsinOracleRACdatabasecouldnotbeobtained.Action:Retrythewalleto...

IT技术学习 ·2023-07-28

ORA-32409: materialized view log on “string”.”string” already excludes new values

文档解释ORA-32409:materializedviewlogon“string”.”string”alreadyexcludesnewvaluesCause:Thematerializedviewlogontheindicatedtablealreadyexclud...

IT技术学习 ·2023-07-28

ORA-55628: Flashback Archive supports Oracle 11g or higher

文档解释ORA-55628:FlashbackArchivesupportsOracle11gorhigherCause:AnattemptwasmadetocreatedaFlashbackArchivewithincorrectcompatiblemodeorwithoutautoundomanagement.Ac...

IT技术学习 ·2023-07-28

ORA-25007: functions or methods not allowed in WHEN clause

文档解释ORA-25007:functionsormethodsnotallowedinWHENclauseCause:PLSQLfunctioncallormethodinvocationisnotallowedintheWHENclausewhencreatingatrigger.Action:Removethef...

IT技术学习 ·2023-07-28