Reference主题的文章列表，还有Reference的技术要点_第9页

ORA-02268: referenced table does not have a primary key

文档解释ORA-02268:referencedtabledoesnothaveaprimarykeyCause:Thereferencedtabledoesnothaveaprimarykey.Action:Specifyexplicitlythereferencedtableuniquekey.。ORA-02268...

IT技术学习 ·2023-07-05

MySQL Error number: 3011; Symbol: ER_REFERENCED_TRG_DOES_NOT_EXIST; SQLSTATE: HY000

文档解释Errornumber:3011;Symbol:ER_REFERENCED_TRG_DOES_NOT_EXIST;SQLSTATE:HY000Message:Referencedtrigger‘%s’forthegivenactiontimeandeventtypedoesnotexis...

IT技术学习 ·2023-07-03

MySQL Error number: 4006; Symbol: ER_CANNOT_USER_REFERENCED_AS_DEFINER; SQLSTATE: HY000

文档解释Errornumber:4006;Symbol:ER_CANNOT_USER_REFERENCED_AS_DEFINER;SQLSTATE:HY000Message:Operation%sfailedfor%sasitisreferencedasadefineraccountin%s.错误说明：ER_CANNO...

IT技术学习 ·2023-07-03

MySQL Error number: 3813; Symbol: ER_COLUMN_CHECK_CONSTRAINT_REFERENCES_OTHER_COLUMN; SQLSTATE: HY000

文档解释Errornumber:3813;Symbol:ER_COLUMN_CHECK_CONSTRAINT_REFERENCES_OTHER_COLUMN;SQLSTATE:HY000Message:Columncheckconstraint‘%s’referencesothercolumn....

IT技术学习 ·2023-07-01

MySQL Error number: MY-010762; Symbol: ER_CANT_SET_HANDLER_REFERENCE_FOR_TABLE; SQLSTATE: HY000

文档解释Errornumber:MY-010762;Symbol:ER_CANT_SET_HANDLER_REFERENCE_FOR_TABLE;SQLSTATE:HY000Message:Errorinsettinghandlerreferencefortable%s.%sErrorNumber：MY-010762；...

IT技术学习 ·2023-07-01

MySQL Error number: MY-011295; Symbol: ER_XPLUGIN_REFERENCE_TO_USER_ACCOUNT_DOC_SECTION; SQLSTATE: HY000

文档解释Errornumber:MY-011295;Symbol:ER_XPLUGIN_REFERENCE_TO_USER_ACCOUNT_DOC_SECTION;SQLSTATE:HY000Message:Formoreinformation,pleaseseetheXPluginUserAccountsection...

IT技术学习 ·2023-07-01

MySQL Error number: 4005; Symbol: ER_USER_REFERENCED_AS_DEFINER; SQLSTATE: HY000

文档解释Errornumber:4005;Symbol:ER_USER_REFERENCED_AS_DEFINER;SQLSTATE:HY000Message:User%sisreferencedasadefineraccountin%s.该错误指示用户使用MySQL定义时出现了问题。错误号4005，SQLSTATEH...

IT技术学习 ·2023-06-30

MySQL Error number: 3193; Symbol: ER_TABLE_REFERENCED; SQLSTATE: HY000

文档解释Errornumber:3193;Symbol:ER_TABLE_REFERENCED;SQLSTATE:HY000Message:Cannotcompletetheoperationbecausetableisreferencedbyanotherconnection.Error3193(ER_TABLE_R...

IT技术学习 ·2023-06-30

MySQL Error number: 3577; Symbol: ER_CTE_RECURSIVE_REQUIRES_SINGLE_REFERENCE; SQLSTATE: HY000

文档解释Errornumber:3577;Symbol:ER_CTE_RECURSIVE_REQUIRES_SINGLE_REFERENCE;SQLSTATE:HY000Message:InrecursivequeryblockofRecursiveCommonTableExpression‘%s̵...

IT技术学习 ·2023-06-25

MySQL Error number: MY-010706; Symbol: ER_NDB_BINLOG_RELEASING_EXTRA_SHARE_REFERENCES; SQLSTATE: HY000

文档解释Errornumber:MY-010706;Symbol:ER_NDB_BINLOG_RELEASING_EXTRA_SHARE_REFERENCES;SQLSTATE:HY000Message:NDBBinlog:Releaseextrasharereferences错误说明MySQL定义了一组动态错误代码，...

IT技术学习 ·2023-06-19

MySQL Error number: MY-011244; Symbol: ER_XPLUGIN_REFERENCE_TO_SECURE_CONN_WITH_XPLUGIN; SQLSTATE: HY000

文档解释Errornumber:MY-011244;Symbol:ER_XPLUGIN_REFERENCE_TO_SECURE_CONN_WITH_XPLUGIN;SQLSTATE:HY000Message:Formoreinformation,pleaseseetheUsingSecureConnectionswit...

IT技术学习 ·2023-06-17

accessed stale Global 0xcbc5f38a，JNI DETECTED ERROR IN APPLICATION: use of deleted global reference 0xcbc5f38a低级错误记录

一段时间不接触了jni开发了，jni里的方法返回jstring，就直接返回了诸如"success"之前的字符串，导致一直报这个错，正确的做法是：jstring的类型需要返回(*env)->NewStringUTF(env,"success")也就是说出现这个问题，原因就是jni作为中间层和java、c层的数据类型...

代码星球 ·2021-02-22

【ubuntu】首选项和应用程序命令（preference & application）

gnome-control-center 系统设置 gnome-control-centerregion 键盘布局 gnome-control-centerscreen 屏幕 gnome-control-centerbackground...

代码星球 ·2021-02-21

referencedColumnName

InJPAthereisaanattributecalledreferencedColumnNamethatcanbeseton@JoinColumn,@PrimaryKeyJoinColumnwhatistheideabehindthissetting,cansomeongiveagoodexampleofwhere...

代码星球 ·2021-02-21

Winform知识汇总之多次绑定DataGridView的DataSource会报错 NullReferenceExcepti

最近做了一个winform的项目，数据绑定在datagridview中，datagridview中的数据需要删除，分页，更新等之类的操作，所以就涉及到了datagridview的重新绑定问题，而且这些操作都是使用的多线程。问题：有的时候DataGridView的DataSource会报错NullReferenceExc...

代码星球 ·2021-02-18