Commit a67e6fdf authored by unknown's avatar unknown

Merge rurik.mysql.com:/home/igor/mysql-5.0

into  rurik.mysql.com:/home/igor/dev/mysql-5.0-0


mysql-test/r/view.result:
  Manual merge.
mysql-test/t/view.test:
  Manual merge.
parents 50249527 34da7170
drop table if exists t1;
drop table if exists t1, t2;
select 0,256,00000000000000065536,2147483647,-2147483648,2147483648,+4294967296;
0 256 00000000000000065536 2147483647 -2147483648 2147483648 4294967296
0 256 65536 2147483647 -2147483648 2147483648 4294967296
......
......@@ -1403,3 +1403,67 @@ SELECT v2.x FROM v2 JOIN t2 ON e=b JOIN t3 ON e=c JOIN t4 USING(d);
ERROR 42S22: Unknown column 'v2.x' in 'field list'
DROP VIEW v1, v2;
DROP TABLE t1, t2, t3, t4, t5, t6;
create table t1 (id1 int(11) not null);
insert into t1 values (1),(2);
create table t2 (id2 int(11) not null);
insert into t2 values (1),(2),(3),(4);
create table t3 (id3 char(16) not null);
insert into t3 values ('100');
create table t4 (id2 int(11) not null, id3 char(16));
create table t5 (id1 int(11) not null, key (id1));
insert into t5 values (1),(2),(1);
create view v1 as
select t4.id3 from t4 join t2 on t4.id2 = t2.id2;
select t1.id1 from t1 inner join (t3 left join v1 on t3.id3 = v1.id3);
id1
1
2
drop view v1;
drop table t1, t2, t3, t4, t5;
create table t0 (a int);
insert into t0 values (0),(1),(2),(3);
create table t1(a int);
insert into t1 select A.a + 10*(B.a) from t0 A, t0 B;
create table t2 (a int, b int);
insert into t2 values (1,1), (2,2), (3,3);
create table t3(a int, b int, filler char(200), key(a));
insert into t3 select a,a,'filler' from t1;
insert into t3 select a,a,'filler' from t1;
create table t4 like t3;
insert into t4 select * from t3;
insert into t4 select * from t3;
create table t5 like t4;
insert into t5 select * from t4;
insert into t5 select * from t4;
create table t6 like t5;
insert into t6 select * from t5;
insert into t6 select * from t5;
create table t7 like t6;
insert into t7 select * from t6;
insert into t7 select * from t6;
explain select * from t4 join
t2 left join (t3 join t5 on t5.a=t3.b) on t3.a=t2.b where t4.a<=>t3.b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL X
1 SIMPLE t3 ref a a 5 test.t2.b X
1 SIMPLE t5 ref a a 5 test.t3.b X
1 SIMPLE t4 ref a a 5 test.t3.b X Using where
explain select * from (t4 join t6 on t6.a=t4.b) right join t3 on t4.a=t3.b
join t2 left join (t5 join t7 on t7.a=t5.b) on t5.a=t2.b where t3.a<=>t2.b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL X
1 SIMPLE t3 ref a a 5 test.t2.b X Using where
1 SIMPLE t4 ref a a 5 test.t3.b X
1 SIMPLE t6 ref a a 5 test.t4.b X
1 SIMPLE t5 ref a a 5 test.t2.b X
1 SIMPLE t7 ref a a 5 test.t5.b X
explain select * from t2 left join
(t3 left join (t4 join t6 on t6.a=t4.b) on t4.a=t3.b
join t5 on t5.a=t3.b) on t3.a=t2.b;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL X
1 SIMPLE t3 ref a a 5 test.t2.b X
1 SIMPLE t4 ref a a 5 test.t3.b X
1 SIMPLE t6 ref a a 5 test.t4.b X
1 SIMPLE t5 ref a a 5 test.t3.b X
drop table t0, t1, t2, t4, t5, t6;
drop table if exists t1,t2,t9,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop table if exists t1,t2,t3,t4,t9,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop view if exists t1,t2,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop database if exists mysqltest;
use test;
......@@ -2335,6 +2335,27 @@ f1 group_concat(f2 order by f2 desc)
1 3,2,1
drop view v1,v2;
drop table t1;
create table t1 (x int, y int);
create table t2 (x int, y int, z int);
create table t3 (x int, y int, z int);
create table t4 (x int, y int, z int);
create view v1 as
select t1.x
from (
(t1 join t2 on ((t1.y = t2.y)))
join
(t3 left join t4 on (t3.y = t4.y) and (t3.z = t4.z))
);
prepare stmt1 from "select count(*) from v1 where x = ?";
set @parm1=1;
execute stmt1 using @parm1;
count(*)
0
execute stmt1 using @parm1;
count(*)
0
drop view v1;
drop table t1,t2,t3,t4;
CREATE TABLE t1(id INT);
CREATE VIEW v1 AS SELECT id FROM t1;
OPTIMIZE TABLE v1;
......
......@@ -2,7 +2,7 @@
# Initialize
--disable_warnings
drop table if exists t1;
drop table if exists t1, t2;
--enable_warnings
#
......
......@@ -832,3 +832,71 @@ SELECT v2.x FROM v2 JOIN t2 ON e=b JOIN t3 ON e=c JOIN t4 USING(d);
DROP VIEW v1, v2;
DROP TABLE t1, t2, t3, t4, t5, t6;
#
# BUG#13126 -test case from bug report
#
create table t1 (id1 int(11) not null);
insert into t1 values (1),(2);
create table t2 (id2 int(11) not null);
insert into t2 values (1),(2),(3),(4);
create table t3 (id3 char(16) not null);
insert into t3 values ('100');
create table t4 (id2 int(11) not null, id3 char(16));
create table t5 (id1 int(11) not null, key (id1));
insert into t5 values (1),(2),(1);
create view v1 as
select t4.id3 from t4 join t2 on t4.id2 = t2.id2;
select t1.id1 from t1 inner join (t3 left join v1 on t3.id3 = v1.id3);
drop view v1;
drop table t1, t2, t3, t4, t5;
create table t0 (a int);
insert into t0 values (0),(1),(2),(3);
create table t1(a int);
insert into t1 select A.a + 10*(B.a) from t0 A, t0 B;
create table t2 (a int, b int);
insert into t2 values (1,1), (2,2), (3,3);
create table t3(a int, b int, filler char(200), key(a));
insert into t3 select a,a,'filler' from t1;
insert into t3 select a,a,'filler' from t1;
create table t4 like t3;
insert into t4 select * from t3;
insert into t4 select * from t3;
create table t5 like t4;
insert into t5 select * from t4;
insert into t5 select * from t4;
create table t6 like t5;
insert into t6 select * from t5;
insert into t6 select * from t5;
create table t7 like t6;
insert into t7 select * from t6;
insert into t7 select * from t6;
--replace_column 9 X
explain select * from t4 join
t2 left join (t3 join t5 on t5.a=t3.b) on t3.a=t2.b where t4.a<=>t3.b;
--replace_column 9 X
explain select * from (t4 join t6 on t6.a=t4.b) right join t3 on t4.a=t3.b
join t2 left join (t5 join t7 on t7.a=t5.b) on t5.a=t2.b where t3.a<=>t2.b;
--replace_column 9 X
explain select * from t2 left join
(t3 left join (t4 join t6 on t6.a=t4.b) on t4.a=t3.b
join t5 on t5.a=t3.b) on t3.a=t2.b;
drop table t0, t1, t2, t4, t5, t6;
--disable_warnings
drop table if exists t1,t2,t9,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop table if exists t1,t2,t3,t4,t9,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop view if exists t1,t2,`t1a``b`,v1,v2,v3,v4,v5,v6;
drop database if exists mysqltest;
--enable_warnings
......@@ -2200,6 +2200,32 @@ select * from v1;
select * from v2;
drop view v1,v2;
drop table t1;
#
# BUG#14026 Crash on second PS execution when using views
#
create table t1 (x int, y int);
create table t2 (x int, y int, z int);
create table t3 (x int, y int, z int);
create table t4 (x int, y int, z int);
create view v1 as
select t1.x
from (
(t1 join t2 on ((t1.y = t2.y)))
join
(t3 left join t4 on (t3.y = t4.y) and (t3.z = t4.z))
);
prepare stmt1 from "select count(*) from v1 where x = ?";
set @parm1=1;
execute stmt1 using @parm1;
execute stmt1 using @parm1;
drop view v1;
drop table t1,t2,t3,t4;
#
# Bug #14540: OPTIMIZE, ANALYZE, REPAIR applied to not a view
#
......
......@@ -44,6 +44,12 @@
typedef ulonglong table_map; /* Used for table bits in join */
typedef Bitmap<64> key_map; /* Used for finding keys */
typedef ulong key_part_map; /* Used for finding key parts */
/*
Used to identify NESTED_JOIN structures within a join (applicable only to
structures that have not been simplified away and embed more the one
element)
*/
typedef ulonglong nested_join_map;
/* query_id */
typedef ulonglong query_id_t;
......
......@@ -2037,6 +2037,35 @@ void st_lex::cleanup_after_one_table_open()
}
/*
Do end-of-prepare fixup for list of tables and their merge-VIEWed tables
SYNOPSIS
fix_prepare_info_in_table_list()
thd Thread handle
tbl List of tables to process
DESCRIPTION
Perform end-end-of prepare fixup for list of tables, if any of the tables
is a merge-algorithm VIEW, recursively fix up its underlying tables as
well.
*/
static void fix_prepare_info_in_table_list(THD *thd, TABLE_LIST *tbl)
{
for (; tbl; tbl= tbl->next_local)
{
if (tbl->on_expr)
{
tbl->prep_on_expr= tbl->on_expr;
tbl->on_expr= tbl->on_expr->copy_andor_structure(thd);
}
fix_prepare_info_in_table_list(thd, tbl->merge_underlying_list);
}
}
/*
fix some structures at the end of preparation
......@@ -2056,16 +2085,7 @@ void st_select_lex::fix_prepare_information(THD *thd, Item **conds)
prep_where= *conds;
*conds= where= prep_where->copy_andor_structure(thd);
}
for (TABLE_LIST *tbl= (TABLE_LIST *)table_list.first;
tbl;
tbl= tbl->next_local)
{
if (tbl->on_expr)
{
tbl->prep_on_expr= tbl->on_expr;
tbl->on_expr= tbl->on_expr->copy_andor_structure(thd);
}
}
fix_prepare_info_in_table_list(thd, (TABLE_LIST *)table_list.first);
}
}
......
......@@ -2109,8 +2109,6 @@ void reinit_stmt_before_use(THD *thd, LEX *lex)
were closed in the end of previous prepare or execute call.
*/
tables->table= 0;
if (tables->nested_join)
tables->nested_join->counter= 0;
if (tables->prep_on_expr)
{
......
This diff is collapsed.
......@@ -136,6 +136,8 @@ 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;
......@@ -193,6 +195,13 @@ 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;
......
......@@ -795,7 +795,15 @@ typedef struct st_nested_join
table_map used_tables; /* bitmap of tables in the nested join */
table_map not_null_tables; /* tables that rejects nulls */
struct st_join_table *first_nested;/* the first nested table in the plan */
uint counter; /* to count tables in the nested join */
/*
Used to count tables in the nested join in 2 isolated places:
1. In make_outerjoin_info().
2. check_interleaving_with_nj/restore_prev_nj_state (these are called
by the join optimizer.
Before each use the counters are zeroed by reset_nj_counters.
*/
uint counter;
nested_join_map nj_map; /* Bit used to identify this nested join*/
} NESTED_JOIN;
......
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