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| author | Georgi Kodinov <joro@sun.com> | 2009-09-28 10:21:25 +0300 |
|---|---|---|
| committer | Georgi Kodinov <joro@sun.com> | 2009-09-28 10:21:25 +0300 |
| commit | 2118bd104c4dd7c2aab0b80fa7053d8a491a90c4 (patch) | |
| tree | 0600a41e4dca737e1cc98e02c2d8353e5ca4ff5b /sql/sql_select.h | |
| parent | db5c088b456408a1b4bda6f1298ae2ae9b202cac (diff) | |
| download | mariadb-git-2118bd104c4dd7c2aab0b80fa7053d8a491a90c4.tar.gz | |
Ported WL#3220 to mysql-next-mr.
Diffstat (limited to 'sql/sql_select.h')
| -rw-r--r-- | sql/sql_select.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sql/sql_select.h b/sql/sql_select.h index a0366d47149..bb751c600ed 100644 --- a/sql/sql_select.h +++ b/sql/sql_select.h @@ -218,6 +218,11 @@ typedef struct st_join_table { (select->quick->get_type() == QUICK_SELECT_I::QS_TYPE_GROUP_MIN_MAX)); } + bool is_using_agg_loose_index_scan () + { + return (is_using_loose_index_scan() && + ((QUICK_GROUP_MIN_MAX_SELECT *)select->quick)->is_agg_distinct()); + } } JOIN_TAB; enum_nested_loop_state sub_select_cache(JOIN *join, JOIN_TAB *join_tab, bool @@ -564,6 +569,8 @@ Field* create_tmp_field_from_field(THD *thd, Field* org_field, const char *name, TABLE *table, Item_field *item, uint convert_blob_length); +bool is_indexed_agg_distinct(JOIN *join, List<Item_field> *out_args); + /* functions from opt_sum.cc */ bool simple_pred(Item_func *func_item, Item **args, bool *inv_order); int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds); |