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This commit is contained in:
Sergey Petrunya 2009-09-02 12:40:18 +04:00
parent d841ea23ef
commit 4779af2921
1 changed files with 6 additions and 0 deletions
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6
sql/opt_range.h
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@ -38,6 +38,12 @@ typedef struct st_key_part {
} KEY_PART; } KEY_PART;
/*
A "MIN_TUPLE < tbl.key_tuple < MAX_TUPLE" interval.
One of endpoints may be absent. 'flags' member has flags which tell whether
the endpoints are '<' or '<='.
*/
class QUICK_RANGE :public Sql_alloc { class QUICK_RANGE :public Sql_alloc {
public: public:
uchar *min_key,*max_key; uchar *min_key,*max_key;