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Merge mysql.com:/home/mysql_src/mysql-5.0

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into  mysql.com:/home/mysql_src/mysql-5.1-merge-of-5.0 (not all files are good,
I'll fix; I'll ask some devs to check their part)
This commit is contained in:
guilhem@mysql.com
2005-11-18 16:38:01 +01:00
parent 50afa94dd5 43bbd352e3
commit 2f95fc2701
101 changed files with 4429 additions and 791 deletions
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11
sql/sql_select.h
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@ -137,7 +137,9 @@ typedef struct st_join_table {
TABLE_REF ref;
JOIN_CACHE cache;
JOIN *join;
/* Bitmap of nested joins this table is part of */
nested_join_map embedding_map;
void cleanup();
} JOIN_TAB;
@ -194,6 +196,13 @@ class JOIN :public Sql_alloc
*/
ha_rows fetch_limit;
POSITION positions[MAX_TABLES+1],best_positions[MAX_TABLES+1];
/*
Bitmap of nested joins embedding the position at the end of the current
partial join (valid only during join optimizer run).
*/
nested_join_map cur_embedding_map;
double best_read;
List<Item> *fields;
List<Cached_item> group_fields, group_fields_cache;