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Precise read time estimates for index_merge/Unique

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sergefp@mysql.com
2003-12-18 06:08:00 +03:00
parent 20295cf182
commit 67c6d5113c
13 changed files with 606 additions and 212 deletions
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3
sql/sql_class.h
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@@ -1233,7 +1233,8 @@ public:
}
bool get(TABLE *table);
static double get_use_cost(MEM_ROOT *alloc, uint nkeys, uint key_size,
ulong max_in_memory_size);
friend int unique_write_to_file(gptr key, element_count count, Unique *unique);
friend int unique_write_to_ptrs(gptr key, element_count count, Unique *unique);
};