database/mariadb
database/mariadb
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This commit is contained in:
Igor Babaev 2013-03-26 00:11:50 -07:00
commit e59e529635
2 changed files with 1 additions and 4 deletions
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3
sql/opt_range.cc
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@ -3341,10 +3341,7 @@ bool calculate_cond_selectivity_for_table(THD *thd, TABLE *table, Item *cond)
param.is_ror_scan= FALSE;
if (create_key_parts_for_pseudo_indexes(&param, used_fields))
{
free_root(&alloc, MYF(0));
goto free_alloc;
}
param.prev_tables= param.read_tables= 0;
param.current_table= table->map;

2
sql/sql_select.cc
View File

@ -6988,7 +6988,7 @@ double table_cond_selectivity(JOIN *join, uint idx, JOIN_TAB *s,
/* Discount the selectivity of the access method used to join table s */
if (s->quick && s->quick->index != MAX_KEY)
{
if (join->positions[idx].key == 0)
if (join->positions[idx].key == 0)
{
sel*= table->quick_rows[s->quick->index]/table_records;
}