文档解释ORA-13626:Thespecifiedobjectstringisnotvalidfortaskstring.Cause:Theuserspecifiedannon-existentobjectforthetaskAction:Chooseadifferentobjectandretrytheoperat...

文档解释ORA-23626:Noeligibleindexontablestring.stringCause:Tabledidnothaveaneligibleindextouseforcomparison.Action:ForatabletobecomparedusingDBMS_COMPARISON,thetabl...

文档解释Errornumber:MY-013626;Symbol:ER_IB_TMP_TABLESPACE_CANNOT_CREATE_DIRECTORY;SQLSTATE:HY000Message:%s错误说明MY-013626:ER_IB_TMP_TABLESPACE_CANNOT_CREATE_DIRECTORY...

文档解释Errornumber:3626;Symbol:ER_UNABLE_TO_DROP_COLUMN_STATISTICS;SQLSTATE:HY000Message:Unabletoremovecolumnstatisticsforcolumn‘%s’intable‘%s...

给出一个n个节点的有根树（编号为0到n-1，根节点为0）。一个点的深度定义为这个节点到根的距离+1。设dep[i]表示点i的深度，LCA(i,j)表示i与j的最近公共祖先。有q次询问，每次询问给出lrz，求在[l,r]区间内的每个节点i与z的最近公共祖先的深度之和http://hzwer.com/3891.html&n...

TimeLimit: 10Sec  MemoryLimit: 128MBSubmit: 1266  Solved: 448[Submit][Status][id=3626">Discuss]给出一个n个节点的有根树（编号为0到n-1，根节点...