Commit 4b057588 authored by Michael Widenius's avatar Michael Widenius

Merge with 5.1

parents 17822d08 36fa6ecd
......@@ -1316,8 +1316,8 @@ c11 c21
5 NULL
EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON c11=c21;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 system NULL NULL NULL NULL 0 const row not found
1 SIMPLE t1 ALL NULL NULL NULL NULL 2
1 SIMPLE t2 ALL NULL NULL NULL NULL 0
SELECT * FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON c21=c31) ON c11=c21;
c11 c21 c31
4 NULL NULL
......
......@@ -48,10 +48,10 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t3 p1 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t3 where a=20;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t3 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t3 where a=30;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t3 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
create table t4 (a int not null, b int not null) partition by LIST (a+b) (
partition p0 values in (12),
partition p1 values in (14)
......@@ -118,13 +118,13 @@ partition p9 values in (9)
insert into t6 values (1),(3),(5);
explain partitions select * from t6 where a < 1;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t6 where a <= 1;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 p1 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t6 where a > 9;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t6 where a >= 9;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 p9 ALL NULL NULL NULL NULL 0 Using where
......@@ -148,7 +148,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 p3,p5,p7 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t6 where a > 3 and a < 5;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
drop table t6;
create table t6 (a int unsigned not null) partition by LIST(a) (
partition p1 values in (1),
......@@ -160,13 +160,13 @@ partition p9 values in (9)
insert into t6 values (1),(3),(5);
explain partitions select * from t6 where a < 1;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t6 where a <= 1;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 p1 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t6 where a > 9;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t6 where a >= 9;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 p9 ALL NULL NULL NULL NULL 0 Using where
......@@ -190,7 +190,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 p3,p5,p7 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t6 where a > 3 and a < 5;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t6 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
create table t7 (a int not null) partition by RANGE(a) (
partition p10 values less than (10),
partition p30 values less than (30),
......@@ -216,13 +216,13 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 p10,p30,p50,p70,p90 ALL NULL NULL NULL NULL 3 Using where
explain partitions select * from t7 where a = 90;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t7 where a > 90;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t7 where a >= 90;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t7 where a > 11 and a < 29;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 p30 ALL NULL NULL NULL NULL 2 Using where
......@@ -252,13 +252,13 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 p10,p30,p50,p70,p90 ALL NULL NULL NULL NULL 3 Using where
explain partitions select * from t7 where a = 90;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t7 where a > 90;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t7 where a >= 90;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t7 where a > 11 and a < 29;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t7 p30 ALL NULL NULL NULL NULL 2 Using where
......@@ -301,7 +301,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p1,p2 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a1 < 3 and a1 > 3;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
drop table t1;
create table t3 (a int, b int)
partition by list(a) subpartition by hash(b) subpartitions 4 (
......@@ -829,7 +829,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p4 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a = 18446744073709551614;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
drop table t1;
create table t1 (a int)
partition by range(a) (
......@@ -859,10 +859,10 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 p2 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a > 0xFE AND a <= 0xFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t2 where a > 0xFE AND a <= 0xFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t2 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t1 where a >= 0xFE AND a <= 0xFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p2 ALL NULL NULL NULL NULL 2 Using where
......@@ -898,7 +898,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
explain partitions select * from t1 where
a > 0xFFFFFFFFFFFFFFEC and a < 0xFFFFFFFFFFFFFFEE;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
explain partitions select * from t1 where a>=0 and a <= 0xFFFFFFFFFFFFFFFF;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p1,p2,p3,p4 ALL NULL NULL NULL NULL 8 Using where
......
......@@ -33,7 +33,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pnull,p0 ALL NULL NULL NULL NULL 2 Using where
explain partitions select * from t1 where a > 1;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
drop table t1;
create table t1 (a int unsigned, b int unsigned)
partition by range (a)
......@@ -75,7 +75,7 @@ id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 pnull_pnullsp0,pnull_pnullsp1,p0_p0sp0,p0_p0sp1 ALL NULL NULL NULL NULL 4 Using where
explain partitions select * from t1 where a > 1;
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ALL NULL NULL NULL NULL 0 Using where
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
drop table t1;
CREATE TABLE t1 (
a int not null,
......
......@@ -2333,10 +2333,10 @@ insert into t4 values (1,1);
explain select * from t1 left join t2 on id1 = id2 left join t3 on id1 = id3
left join t4 on id3 = id4 where id2 = 1 or id4 = 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t3 system NULL NULL NULL NULL 0 const row not found
1 SIMPLE t4 const id4 NULL NULL NULL 1
1 SIMPLE t1 ALL NULL NULL NULL NULL 2
1 SIMPLE t2 ALL NULL NULL NULL NULL 1 Using where
1 SIMPLE t2 ALL NULL NULL NULL NULL 1
1 SIMPLE t3 ALL NULL NULL NULL NULL 0
1 SIMPLE t4 ref id4 id4 4 test.t3.id3 1 Using where
select * from t1 left join t2 on id1 = id2 left join t3 on id1 = id3
left join t4 on id3 = id4 where id2 = 1 or id4 = 1;
id1 id2 id3 id4 id44
......
......@@ -83,20 +83,20 @@ UNIQUE KEY e_n (email,name)
);
EXPLAIN SELECT SQL_CALC_FOUND_ROWS DISTINCT email FROM t2 LEFT JOIN t1 ON kid = t2.id WHERE t1.id IS NULL LIMIT 10;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 system PRIMARY,kid NULL NULL NULL 0 const row not found
1 SIMPLE t2 index NULL e_n 104 NULL 10
1 SIMPLE t2 ALL NULL NULL NULL NULL 200 Using temporary
1 SIMPLE t1 ref kid kid 2 test.t2.id 1 Using where; Not exists; Distinct
SELECT SQL_CALC_FOUND_ROWS DISTINCT email FROM t2 LEFT JOIN t1 ON kid = t2.id WHERE t1.id IS NULL LIMIT 10;
email
email1
email2
email3
email4
email5
email6
email7
email8
email9
email10
email100
email101
email102
email103
email104
email105
email106
email107
SELECT FOUND_ROWS();
FOUND_ROWS()
200
......
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