database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00
Code Activity

WL#2985 "Partition Pruning"

Browse Source
This commit is contained in:
sergefp@mysql.com
2005-12-22 12:29:00 +03:00
parent 7100dec8fe
commit e1f49888bf
15 changed files with 1743 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
sql/opt_range.h
View File

@ -249,6 +249,7 @@ public:
struct st_qsel_param;
class PARAM;
class SEL_ARG;
/*
@ -283,12 +284,12 @@ protected:
QUICK_RANGE_SELECT *get_quick_select_for_ref(THD *thd, TABLE *table,
struct st_table_ref *ref,
ha_rows records);
friend bool get_quick_keys(struct st_qsel_param *param,
friend bool get_quick_keys(PARAM *param,
QUICK_RANGE_SELECT *quick,KEY_PART *key,
SEL_ARG *key_tree,
char *min_key, uint min_key_flag,
char *max_key, uint max_key_flag);
friend QUICK_RANGE_SELECT *get_quick_select(struct st_qsel_param*,uint idx,
friend QUICK_RANGE_SELECT *get_quick_select(PARAM*,uint idx,
SEL_ARG *key_tree,
MEM_ROOT *alloc);
friend class QUICK_SELECT_DESC;
@ -718,4 +719,8 @@ QUICK_RANGE_SELECT *get_quick_select_for_ref(THD *thd, TABLE *table,
ha_rows records);
uint get_index_for_order(TABLE *table, ORDER *order, ha_rows limit);
#ifdef WITH_PARTITION_STORAGE_ENGINE
bool prune_partitions(THD *thd, TABLE *table, Item *pprune_cond);
#endif
#endif