Commit 81beab69 authored by unknown's avatar unknown

Merge bk-internal:/home/bk/mysql-5.0-opt

into  magare.gmz:/home/kgeorge/mysql/work/WL3527-5.0-opt-merge


sql/sql_yacc.yy:
  Auto merged
mysql-test/r/select.result:
  merge
mysql-test/t/select.test:
  merge
parents 52fb60da ff79cd68
......@@ -3628,6 +3628,15 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 range si,ai si 5 NULL 2 Using where
1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where
DROP TABLE t1,t2,t3;
CREATE TABLE t1 (a INT, b INT, KEY (a));
INSERT INTO t1 VALUES (1,1),(2,2);
EXPLAIN SELECT 1 FROM t1 WHERE a = 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref a a 5 const 1 Using where; Using index
EXPLAIN SELECT 1 FROM t1 IGNORE INDEX FOR JOIN (a) WHERE a = 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where
DROP TABLE t1;
CREATE TABLE t1 ( f1 int primary key, f2 int, f3 int, f4 int, f5 int, f6 int, checked_out int);
CREATE TABLE t2 ( f11 int PRIMARY KEY );
INSERT INTO t1 VALUES (1,1,1,0,0,0,0),(2,1,1,3,8,1,0),(3,1,1,4,12,1,0);
......
......@@ -3103,7 +3103,16 @@ SELECT t3.a FROM t1,t2,t3
t3.c IN ('bb','ee');
DROP TABLE t1,t2,t3;
#
# WL3527: Extend IGNORE INDEX so places where index is ignored can
# be specified
#
CREATE TABLE t1 (a INT, b INT, KEY (a)); INSERT INTO t1 VALUES (1,1),(2,2);
EXPLAIN SELECT 1 FROM t1 WHERE a = 1;
EXPLAIN SELECT 1 FROM t1 IGNORE INDEX FOR JOIN (a) WHERE a = 1;
DROP TABLE t1;
#
# Bug#25172: Not checked buffer size leads to a server crash
#
......
......@@ -1092,7 +1092,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, ulong *yystacksize);
key_alg opt_btree_or_rtree
%type <string_list>
key_usage_list using_list
key_usage_list key_usage_list_inner using_list
%type <key_part>
key_part
......@@ -5899,6 +5899,10 @@ opt_outer:
/* empty */ {}
| OUTER {};
opt_for_join:
/* empty */
| FOR_SYM JOIN_SYM;
opt_key_definition:
/* empty */ {}
| USE_SYM key_usage_list
......@@ -5914,15 +5918,20 @@ opt_key_definition:
sel->use_index_ptr= &sel->use_index;
sel->table_join_options|= TL_OPTION_FORCE_INDEX;
}
| IGNORE_SYM key_usage_list
| IGNORE_SYM key_or_index opt_for_join key_usage_list_inner
{
SELECT_LEX *sel= Select;
sel->ignore_index= *$2;
sel->ignore_index= *$4;
sel->ignore_index_ptr= &sel->ignore_index;
};
key_usage_list:
key_or_index { Select->interval_list.empty(); }
key_or_index key_usage_list_inner
{ $$= $2; }
;
key_usage_list_inner:
{ Select->interval_list.empty(); }
'(' key_list_or_empty ')'
{ $$= &Select->interval_list; }
;
......
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