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Merge bk-internal.mysql.com:/home/bk/mysql-4.1

Browse source 
into  vajra.(none):/opt/local/work/mysql-4.1-runtime
This commit is contained in:
unknown 2007-05-15 13:39:24 +04:00
commit c3c64f1a0a
5 changed files with 107 additions and 2 deletions
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52
mysql-test/r/query_cache.result
View file

@ -1008,3 +1008,55 @@ Variable_name Value
Qcache_hits 1
drop table t1;
set GLOBAL query_cache_size=0;
create table t1 (a int);
insert into t1 values (1),(2),(3);
set GLOBAL query_cache_type=1;
set GLOBAL query_cache_limit=10000;
set GLOBAL query_cache_min_res_unit=0;
set GLOBAL query_cache_size= 100000;
reset query cache;
set LOCAL default_week_format = 0;
select week('2007-01-04');
week('2007-01-04')
0
select week('2007-01-04') from t1;
week('2007-01-04')
0
0
0
set LOCAL default_week_format = 2;
select week('2007-01-04');
week('2007-01-04')
53
select week('2007-01-04') from t1;
week('2007-01-04')
53
53
53
drop table t1;
CREATE TABLE t1 (a VARCHAR(200), b TEXT, FULLTEXT (a,b));
INSERT INTO t1 VALUES('MySQL has now support', 'for full-text search'),
('Full-text indexes', 'are called collections'),
('Only MyISAM tables','support collections'),
('Function MATCH ... AGAINST()','is used to do a search'),
('Full-text search in MySQL', 'implements vector space model');
set GLOBAL ft_boolean_syntax='+ -><()~*:""&|';
select *, MATCH(a,b) AGAINST("+called +collections" IN BOOLEAN MODE) as x from t1;
a b x
MySQL has now support for full-text search 0
Full-text indexes are called collections 1
Only MyISAM tables support collections 0
Function MATCH ... AGAINST() is used to do a search 0
Full-text search in MySQL implements vector space model 0
set GLOBAL ft_boolean_syntax='- +><()~*:""&|';
select *, MATCH(a,b) AGAINST("+called +collections" IN BOOLEAN MODE) as x from t1;
a b x
MySQL has now support for full-text search 0
Full-text indexes are called collections 0
Only MyISAM tables support collections 0
Function MATCH ... AGAINST() is used to do a search 0
Full-text search in MySQL implements vector space model 0
set GLOBAL query_cache_type=default;
set GLOBAL query_cache_limit=default;
set GLOBAL query_cache_min_res_unit=default;
set GLOBAL query_cache_size=default;

46
mysql-test/t/query_cache.test
View file

@ -729,4 +729,50 @@ drop table t1;
set GLOBAL query_cache_size=0;
#
# Bug #27792 query cache returns wrong result, with certain system variables
#
create table t1 (a int);
insert into t1 values (1),(2),(3);
set GLOBAL query_cache_type=1;
set GLOBAL query_cache_limit=10000;
set GLOBAL query_cache_min_res_unit=0;
set GLOBAL query_cache_size= 100000;
# default_week_format
reset query cache;
set LOCAL default_week_format = 0;
select week('2007-01-04');
select week('2007-01-04') from t1;
set LOCAL default_week_format = 2;
select week('2007-01-04');
select week('2007-01-04') from t1;
drop table t1;
CREATE TABLE t1 (a VARCHAR(200), b TEXT, FULLTEXT (a,b));
INSERT INTO t1 VALUES('MySQL has now support', 'for full-text search'),
('Full-text indexes', 'are called collections'),
('Only MyISAM tables','support collections'),
('Function MATCH ... AGAINST()','is used to do a search'),
('Full-text search in MySQL', 'implements vector space model');
set GLOBAL ft_boolean_syntax='+ -><()~*:""&|';
select *, MATCH(a,b) AGAINST("+called +collections" IN BOOLEAN MODE) as x from t1;
# swap +/-
set GLOBAL ft_boolean_syntax='- +><()~*:""&|';
select *, MATCH(a,b) AGAINST("+called +collections" IN BOOLEAN MODE) as x from t1;
set GLOBAL query_cache_type=default;
set GLOBAL query_cache_limit=default;
set GLOBAL query_cache_min_res_unit=default;
set GLOBAL query_cache_size=default;
# End of 4.1 tests

1
sql/mysql_priv.h
View file

@ -426,6 +426,7 @@ struct Query_cache_query_flags
ulong sql_mode;
ulong max_sort_length;
ulong group_concat_max_len;
ulong default_week_format;
MY_LOCALE *lc_time_names;
};
#define QUERY_CACHE_FLAGS_SIZE sizeof(Query_cache_query_flags)

6
sql/set_var.cc
View file

@ -992,7 +992,6 @@ bool update_sys_var_str(sys_var_str *var_str, rw_lock_t *var_mutex,
return 0;
}
static bool sys_update_init_connect(THD *thd, set_var *var)
{
return update_sys_var_str(&sys_init_connect, &LOCK_sys_init_connect, var);
@ -1032,6 +1031,11 @@ static bool sys_update_ftb_syntax(THD *thd, set_var * var)
{
strmake(ft_boolean_syntax, var->value->str_value.c_ptr(),
sizeof(ft_boolean_syntax)-1);
#ifdef HAVE_QUERY_CACHE
query_cache.flush();
#endif /* HAVE_QUERY_CACHE */
return 0;
}

2
sql/sql_cache.cc
View file

@ -813,6 +813,7 @@ void Query_cache::store_query(THD *thd, TABLE_LIST *tables_used)
flags.sql_mode= thd->variables.sql_mode;
flags.max_sort_length= thd->variables.max_sort_length;
flags.group_concat_max_len= thd->variables.group_concat_max_len;
flags.default_week_format= thd->variables.default_week_format;
flags.lc_time_names= thd->variables.lc_time_names;
STRUCT_LOCK(&structure_guard_mutex);
@ -1016,6 +1017,7 @@ Query_cache::send_result_to_client(THD *thd, char *sql, uint query_length)
flags.sql_mode= thd->variables.sql_mode;
flags.max_sort_length= thd->variables.max_sort_length;
flags.group_concat_max_len= thd->variables.group_concat_max_len;
flags.default_week_format= thd->variables.default_week_format;
flags.lc_time_names= thd->variables.lc_time_names;
memcpy((void *)(sql + (tot_length - QUERY_CACHE_FLAGS_SIZE)),
&flags, QUERY_CACHE_FLAGS_SIZE);