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Don't write rows in MyISAM tables when using count(distinct)

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Don't read MyISAM header when running without locking
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monty@tik.mysql.fi
2001-05-23 02:40:46 +03:00
parent a3be64bfa5
commit 8685094e15
13 changed files with 87 additions and 39 deletions
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2
sql/sql_select.h
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@@ -181,7 +181,7 @@ void TEST_join(JOIN *join);
bool store_val_in_field(Field *field,Item *val);
TABLE *create_tmp_table(THD *thd,TMP_TABLE_PARAM *param,List<Item> &fields,
ORDER *group, bool distinct, bool save_sum_fields,
bool allow_distinct_limit, uint select_options);
bool allow_distinct_limit, ulong select_options);
void free_tmp_table(THD *thd, TABLE *entry);
void count_field_types(TMP_TABLE_PARAM *param, List<Item> &fields,
bool reset_with_sum_func);