train主题的文章列表，还有train的技术要点_第8页

ORA-02290: check constraint (string.string) violated

文档解释ORA-02290:checkconstraint(string.string)violatedCause:Thevaluesbeinginserteddonotsatisfythenamedcheckconstraint.Action:donotinsertvaluesthatviolatetheconstr...

IT技术学习 ·2023-07-05

MySQL Error number: 3940; Symbol: ER_CONSTRAINT_NOT_FOUND; SQLSTATE: HY000

文档解释Errornumber:3940;Symbol:ER_CONSTRAINT_NOT_FOUND;SQLSTATE:HY000Message:Constraint‘%s’doesnotexist.错误说明MySQL错误代码3940表示：ER_CONSTRAINT_NOT_FOUND，数据库...

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: 3820; Symbol: ER_CHECK_CONSTRAINT_REFERS_UNKNOWN_COLUMN; SQLSTATE: HY000

文档解释Errornumber:3820;Symbol:ER_CHECK_CONSTRAINT_REFERS_UNKNOWN_COLUMN;SQLSTATE:HY000Message:Checkconstraint‘%s’referstonon-existingcolumn‘%s&#...

IT技术学习 ·2023-07-01

MySQL Error number: 3941; Symbol: ER_ALTER_CONSTRAINT_ENFORCEMENT_NOT_SUPPORTED; SQLSTATE: HY000

文档解释Errornumber:3941;Symbol:ER_ALTER_CONSTRAINT_ENFORCEMENT_NOT_SUPPORTED;SQLSTATE:HY000Message:Alteringconstraintenforcementisnotsupportedfortheconstraint̵...

IT技术学习 ·2023-07-01

MySQL Error number: 3821; Symbol: ER_CHECK_CONSTRAINT_NOT_FOUND; SQLSTATE: HY000

文档解释Errornumber:3821;Symbol:ER_CHECK_CONSTRAINT_NOT_FOUND;SQLSTATE:HY000Message:Checkconstraint‘%s’isnotfoundinthetable.错误说明：ER_CHECK_CONSTRAINT_NOT...

IT技术学习 ·2023-06-30

MySQL Error number: 3822; Symbol: ER_CHECK_CONSTRAINT_DUP_NAME; SQLSTATE: HY000

文档解释Errornumber:3822;Symbol:ER_CHECK_CONSTRAINT_DUP_NAME;SQLSTATE:HY000Message:Duplicatecheckconstraintname‘%s’.ER_CHECK_CONSTRAINT_DUP_NAME错误，MySQL...

IT技术学习 ·2023-06-25

MySQL Error number: 3814; Symbol: ER_CHECK_CONSTRAINT_NAMED_FUNCTION_IS_NOT_ALLOWED; SQLSTATE: HY000

文档解释Errornumber:3814;Symbol:ER_CHECK_CONSTRAINT_NAMED_FUNCTION_IS_NOT_ALLOWED;SQLSTATE:HY000Message:Anexpressionofacheckconstraint‘%s’containsdisall...

IT技术学习 ·2023-06-25

MySQL Error number: 3939; Symbol: ER_MULTIPLE_CONSTRAINTS_WITH_SAME_NAME; SQLSTATE: HY000

文档解释Errornumber:3939;Symbol:ER_MULTIPLE_CONSTRAINTS_WITH_SAME_NAME;SQLSTATE:HY000Message:Tablehasmultipleconstraintswiththename‘%s’.Pleaseuseconstra...

IT技术学习 ·2023-06-25

MySQL Error number: 3823; Symbol: ER_CHECK_CONSTRAINT_CLAUSE_USING_FK_REFER_ACTION_COLUMN; SQLSTATE: HY000

文档解释Errornumber:3823;Symbol:ER_CHECK_CONSTRAINT_CLAUSE_USING_FK_REFER_ACTION_COLUMN;SQLSTATE:HY000Message:Column‘%s’cannotbeusedinacheckconstraint&#...

IT技术学习 ·2023-06-21

MySQL Error number: 3817; Symbol: ER_CHECK_CONSTRAINT_ROW_VALUE; SQLSTATE: HY000

文档解释Errornumber:3817;Symbol:ER_CHECK_CONSTRAINT_ROW_VALUE;SQLSTATE:HY000Message:Checkconstraint‘%s’cannotrefertoarowvalue.。错误说明：ER_CHECK_CONSTRAINT_...

IT技术学习 ·2023-06-20

MySQL Error number: 3819; Symbol: ER_CHECK_CONSTRAINT_VIOLATED; SQLSTATE: HY000

文档解释Errornumber:3819;Symbol:ER_CHECK_CONSTRAINT_VIOLATED;SQLSTATE:HY000Message:Checkconstraint‘%s’isviolated.错误说明MySQL错误3819（ER_CHECK_CONSTRAINT_VIO...

IT技术学习 ·2023-06-20

MySQL Error number: 3175; Symbol: ER_CANNOT_CREATE_VIRTUAL_INDEX_CONSTRAINT; SQLSTATE: HY000

文档解释Errornumber:3175;Symbol:ER_CANNOT_CREATE_VIRTUAL_INDEX_CONSTRAINT;SQLSTATE:HY000Message:Cannotcreateindexonvirtualcolumnwhosebasecolumnhasforeignconstraint....

IT技术学习 ·2023-06-20

MySQL Error number: 3812; Symbol: ER_NON_BOOLEAN_EXPR_FOR_CHECK_CONSTRAINT; SQLSTATE: HY000

文档解释Errornumber:3812;Symbol:ER_NON_BOOLEAN_EXPR_FOR_CHECK_CONSTRAINT;SQLSTATE:HY000Message:Anexpressionofnon-booleantypespecifiedtoacheckconstraint‘%sR...

IT技术学习 ·2023-06-19

MySQL Error number: 3959; Symbol: ER_DEPENDENT_BY_CHECK_CONSTRAINT; SQLSTATE: HY000

文档解释Errornumber:3959;Symbol:ER_DEPENDENT_BY_CHECK_CONSTRAINT;SQLSTATE:HY000Message:Checkconstraint‘%s’usescolumn‘%s’,hencecolumncannotbe...

IT技术学习 ·2023-06-19