#At lp:maria based on revid:psergey@askmonty.org-20090518201557-e56621ppwmy13pi7 2701 Sergey Petrunia 2009-05-19 Added comments modified: sql/opt_range.h === modified file 'sql/opt_range.h' --- a/sql/opt_range.h 2009-05-06 12:03:24 +0000 +++ b/sql/opt_range.h 2009-05-19 00:25:57 +0000 @@ -670,6 +670,11 @@ public: }; +/* + Same as QUICK_RANGE_SELECT but scans the ranges backwards, thus producing + records in reverse order. +*/ + class QUICK_SELECT_DESC: public QUICK_RANGE_SELECT { public: