Defined主题的文章列表，还有Defined的技术要点_第9页

ORA-08002: sequence string.CURRVAL is not yet defined in this session

文档解释ORA-08002:sequencestring.CURRVALisnotyetdefinedinthissessionCause:sequenceCURRVALhasbeenselectedbeforesequenceNEXTVALAction:selectNEXTVALfromthesequencebefo...

IT技术学习 ·2023-07-05

ORA-42019: partition cannot be redefined online because of incompatible partitioning of interim table

文档解释ORA-42019:partitioncannotberedefinedonlinebecauseofincompatiblepartitioningofinterimtableCause:bothoriginalandinterimtablesarepartitioned,ororiginaltableisc...

IT技术学习 ·2023-07-05

ORA-28337: the specified index may not be defined on an encrypted column

文档解释ORA-28337:thespecifiedindexmaynotbedefinedonanencryptedcolumnCause:Indexcolumnwaseitherafunctional,domain,orjoinindex.Action:NoneORA-28337错误表示，在加密列上不允许定义索引。...

IT技术学习 ·2023-07-05

ORA-02432: cannot enable primary key – primary key not defined for table

文档解释ORA-02432:cannotenableprimarykey–primarykeynotdefinedfortableCause:Attemptedtoenableaprimarykeythatisnotdefinedforthetable.Action:Needtoaddaprimarykey...

IT技术学习 ·2023-07-05

MySQL Error number: MY-011051; Symbol: ER_INNODB_IDX_CNT_FEWER_THAN_DEFINED_IN_MYSQL; SQLSTATE: HY000

文档解释Errornumber:MY-011051;Symbol:ER_INNODB_IDX_CNT_FEWER_THAN_DEFINED_IN_MYSQL;SQLSTATE:HY000Message:Table%scontainsfewerindexesinsideInnoDBthanaredefinedintheM...

IT技术学习 ·2023-07-03

MySQL Error number: MY-011054; Symbol: ER_INNODB_MONITOR_DEFAULT_VALUE_NOT_DEFINED; SQLSTATE: HY000

文档解释Errornumber:MY-011054;Symbol:ER_INNODB_MONITOR_DEFAULT_VALUE_NOT_DEFINED;SQLSTATE:HY000Message:Defaultvalueisnotdefinedforthissetoption.Pleasespecifycorrect...

IT技术学习 ·2023-07-01

MySQL Error number: MY-011050; Symbol: ER_INNODB_IDX_CNT_MORE_THAN_DEFINED_IN_MYSQL; SQLSTATE: HY000

文档解释Errornumber:MY-011050;Symbol:ER_INNODB_IDX_CNT_MORE_THAN_DEFINED_IN_MYSQL;SQLSTATE:HY000Message:InnoDB:Table%scontains%luindexesinsideInnoDB,whichisdifferen...

IT技术学习 ·2023-06-27

MySQL Error number: 3521; Symbol: ER_SRS_NOT_CARTESIAN_UNDEFINED; SQLSTATE: SR001

文档解释Errornumber:3521;Symbol:ER_SRS_NOT_CARTESIAN_UNDEFINED;SQLSTATE:SR001Message:Function%sisonlydefinedforCartesianspatialreferencesystems,butoneofitsarguments...

IT技术学习 ·2023-06-25

MySQL Error number: MY-011542; Symbol: ER_GRP_RPL_PRIMARY_KEY_NOT_DEFINED; SQLSTATE: HY000

文档解释Errornumber:MY-011542;Symbol:ER_GRP_RPL_PRIMARY_KEY_NOT_DEFINED;SQLSTATE:HY000Message:Table%sdoesnothaveanyPRIMARYKEY.ThisisnotcompatiblewithGroupReplicatio...

IT技术学习 ·2023-06-20

MySQL Error number: 4162; Symbol: ER_WARN_DEPRECATED_USER_DEFINED_COLLATIONS; SQLSTATE: HY000

文档解释Errornumber:4162;Symbol:ER_WARN_DEPRECATED_USER_DEFINED_COLLATIONS;SQLSTATE:HY000Message:‘%s’isauserdefinedcollation.Userdefinedcollationsaredep...

IT技术学习 ·2023-06-19

MySQL Error number: MY-010585; Symbol: ER_RPL_SLAVE_ERROR_LOADING_USER_DEFINED_LIBRARY; SQLSTATE: HY000

文档解释Errornumber:MY-010585;Symbol:ER_RPL_SLAVE_ERROR_LOADING_USER_DEFINED_LIBRARY;SQLSTATE:HY000Message:Errorloadinguser-definedlibrary,slaveSQLthreadaborted.Ins...

IT技术学习 ·2023-06-17

Fatal error: Uncaught Error: Call to undefined function ereg() in

当你的织梦后台删除或者更改东西的时候出现这个：Fatalerror:UncaughtError:Calltoundefinedfunctionereg()in/www/wwwroot/www.xxxxx.com/dede/，那说明你的PHP版本太高了，不兼容，这时候你需要把PHP版本调低一点。步骤一：打开宝塔步骤二：点...

开发笔记 ·2023-01-18

undefined是什么意思

undefined，属于数据结构中的特殊字符，在高级程序设计语言设计应用程序时，用于指示变量尚未用单等号进行赋值。undefined，英译过来即“未定义”的意思。undefined，属于数据结构中的特殊字符，常出现在数据结构、C语言中，用来声明变量使用的。通常用于指示变量尚未赋值对未定义值的引用...

开发笔记 ·2022-11-19

php-fpm:No pool defined解决方法

php-fpm:Nopooldefined解决方法[root@localhostetc]#systemctlstartphp-fpm.serviceStartingphp-fpm[28-Nov-201817:13:23]WARNING:Nothingmatchestheincludepattern‘/usr...

开发笔记 ·2022-05-25

聊聊javascript的null和undefined

只要是说到js的变量和数据类型，就脱不开null和undefined，这兄弟俩就是js的重要基础，不可不察，无数的同学们都用过放大镜多角度多批次地研究过这兄弟俩，真是深受欢迎。^-^js也真是怪异，有个null不够，还要折腾出个undefined。虽然被诟病，但这就是设计。在c#和java中，null就是表...

代码星球 ·2021-02-25