文档解释ORA-23673:Invalidresolutioncolumn“string”fortable“string”.”string”Cause:Thespecifiedresolutioncolumnwasnotvalid.Action:S...

文档解释Errornumber:MY-013673;Symbol:ER_IB_DBLWR_DECOMPRESS_FAILED;SQLSTATE:HY000Message:FailedtodecompressaDBLWRpage(err=%d).Theoriginalsizeis%d.Reportingthedblwrp...

文档解释Errornumber:3673;Symbol:ER_BAD_NULL_ERROR_NOT_IGNORED;SQLSTATE:23000Message:Column‘%s’cannotbenull。错误说明：ER_BAD_NULL_ERROR_NOT_IGNORED是MySQL中出现的错...

n个集合m个操作操作：1ab合并a,b所在集合2k回到第k次操作之后的状态(查询算作操作)3ab询问a,b是否属于同一集合，是则输出1否则输出00<n,m<=2*10^4　　上板子#include<cstring>#include<algorithm>#include<cstd...

CowMultiplicationTimeLimit:1000MS MemoryLimit:65536KTotalSubmissions:13312 Accepted:9307DescriptionBessieistiredofmultiplyingpairsofnumberstheusualway...