3076主题的文章列表，还有3076的技术要点_第1页

ORA-30766: cannot modify scope for a REF column with a REFERENCES constraint

文档解释ORA-30766:cannotmodifyscopeforaREFcolumnwithaREFERENCESconstraintCause:AnattemptwasmadetomodifythescopeforaREFcolumnwithaREFERENCESconstraint.Action:Dropthe...

IT技术学习·2023-07-26

ORA-30768: Cannot evaluate pipelined function

文档解释ORA-30768:CannotevaluatepipelinedfunctionCause:PipelinedfunctionscanonlybeusedinaTABLEexpressioninthefromclause.Action:Useanon-pipelinedfunctioninstead.ORA-...

IT技术学习·2023-07-09

ORA-30765: cannot modify scope for an unscoped REF column

文档解释ORA-30765:cannotmodifyscopeforanunscopedREFcolumnCause:AnattemptwasmadetomodifythescopeforanunscopedREFcolumn.Action:UseanALTERTABLEADDSCOPEFORcommandinstea...

IT技术学习·2023-07-08

MySQL Error number: 3076; Symbol: ER_SLAVE_CHANNEL_NAME_INVALID_OR_TOO_LONG; SQLSTATE: HY000

文档解释Errornumber:3076;Symbol:ER_SLAVE_CHANNEL_NAME_INVALID_OR_TOO_LONG;SQLSTATE:HY000Message:Couldn’tcreatechannel:Channelnameiseitherinvalidortoolong.错误说明...

IT技术学习·2023-07-03

MySQL Error number: MY-013076; Symbol: ER_IB_MSG_1251; SQLSTATE: HY000

文档解释Errornumber:MY-013076;Symbol:ER_IB_MSG_1251;SQLSTATE:HY000Message:Waitingforpage_cleanertofinishflushingofbufferpool.错误说明MY-013076（ER_IB_MSG_1251）是MySQL服务器错...

IT技术学习·2023-06-25

POJ3076 Sudoku 舞蹈链 DLX

给出一个残缺的16*16数独，求解。 DLX + 矩阵构建（两个传送门）学完这个之后，再思考这一题。同样，每个位置每种取值4个信息。数独共256个格子，每个格子都得填一个数，那么，我们要精确覆盖每一个格子，所以我们首先建立1~256列。然后还...

代码星球·2020-07-14