[问题] hw6 btfile.C findRunStart

楼主: rock1246 (Rokya)   2012-12-15 20:01:01
btfile.C当中的
findRunStart (const void *lo_key, BTLeafPage **pppage, RID *pstartrid)
上面的注解写
find left-most occurrence of `lo_key'
作者: nick0702 (言)   2012-12-16 11:59:00
1. going all the way left if lo_key is NULL.2. 回传 NULL即可没有任何KEY = lo_key 回传 NULLlo_key = NULL , going all the way left

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