Skip to content

M
MariaDB
Commit f221f10a authored by Varun Gupta's avatar Varun Gupta
Browse files
Options

Fixing tests for sort nest

parent 0aa6bde0
Hide whitespace changes
Inline Side-by-side
Showing with 15 additions and 180 deletions
mysql-test/main/sort_nest.result
View file @ f221f10a
......@@ -1685,7 +1685,7 @@ WHERE a=1 and c=2
ORDER BY b
LIMIT 10;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a_b,a_c a_b 5 NULL 19 Using index condition; Using where
1 SIMPLE t1 ref a_b,a_c a_b 5 const 14 Using where
SELECT a,b,c FROM t1
WHERE a=1 and c=2
ORDER BY b
......@@ -2162,16 +2162,16 @@ insert into t1 values (1,7,2), (1,8,2), (1,9,2), (1,10,2), (1,11,2), (1,12,2);
#
# index a_b should be used, no need for filesort
#
select a,b,c from t1 where a=1 and c=2 order by b limit 5;
select a,b,c from t1 where a=1 and c<=2 order by b limit 5;
a b c
1 7 1
1 7 2
1 7 2
1 8 1
1 8 2
1 8 2
1 9 2
explain select a,b,c from t1 where a=1 and c=2 order by b limit 5;
explain select a,b,c from t1 where a=1 and c<=2 order by b limit 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a_b,a_c a_b 5 NULL 10 Using index condition; Using where
1 SIMPLE t1 range a_b,a_c a_b 5 NULL 18 Using index condition; Using where
drop table t1;
#
# Tests where Index(scan, ref or range access) satisfies the ORDERING
......@@ -2200,7 +2200,7 @@ a b
1 11
explain select a,b from t1 where a=1 and c=2 order by b limit 10;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a_b,a_c a_b 5 NULL 19 Using index condition; Using where
1 SIMPLE t1 ref a_b,a_c a_b 5 const 14 Using where
drop table t1;
CREATE TABLE t1(
a int NOT NULL,
......@@ -2417,124 +2417,6 @@ ANALYZE TABLE t2 PERSISTENT FOR ALL;
ANALYZE TABLE t3 PERSISTENT FOR ALL;
ANALYZE TABLE t4 PERSISTENT FOR ALL;
#
# SJM scan inside the sort-nest
#
EXPLAIN SELECT t1.a, t2.a, t1.b,t2.b
FROM t1, t2, t2 ot
WHERE t1.a=t2.a AND t2.c=ot.b AND t2.b < 4 AND
t1.b IN (SELECT it1.b FROM t3 it1,t4 it2
WHERE it1.a < 4 AND it1.a=it2.a)
ORDER BY t2.b DESC ,t1.b DESC
LIMIT 5;
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 8
1 PRIMARY t1 ref a,b b 5 test.it1.b 1 Using where
1 PRIMARY t2 ref a a 5 test.t1.a 1 Using where
1 PRIMARY <sort-nest> ALL NULL NULL NULL NULL 3 Using filesort
1 PRIMARY ot ALL NULL NULL NULL NULL 10 Using where
2 MATERIALIZED it1 ALL a NULL NULL NULL 10 Using where
2 MATERIALIZED it2 ref a a 5 test.it1.a 2 Using index
EXPLAIN FORMAT=JSON SELECT t1.a, t2.a, t1.b,t2.b
FROM t1, t2, t2 ot
WHERE t1.a=t2.a AND t2.c=ot.b AND t2.b < 4 AND
t1.b IN (SELECT it1.b FROM t3 it1,t4 it2
WHERE it1.a < 4 AND it1.a=it2.a)
ORDER BY t2.b DESC ,t1.b DESC
LIMIT 5;
EXPLAIN
{
"query_block": {
"select_id": 1,
"table": {
"table_name": "<subquery2>",
"access_type": "ALL",
"possible_keys": ["distinct_key"],
"rows": 8,
"filtered": 100,
"materialized": {
"unique": 1,
"query_block": {
"select_id": 2,
"table": {
"table_name": "it1",
"access_type": "ALL",
"possible_keys": ["a"],
"rows": 10,
"filtered": 80,
"attached_condition": "it1.a < 4 and it1.a is not null and it1.b is not null"
},
"table": {
"table_name": "it2",
"access_type": "ref",
"possible_keys": ["a"],
"key": "a",
"key_length": "5",
"used_key_parts": ["a"],
"ref": ["test.it1.a"],
"rows": 2,
"filtered": 100,
"using_index": true
}
}
}
},
"table": {
"table_name": "t1",
"access_type": "ref",
"possible_keys": ["a", "b"],
"key": "b",
"key_length": "5",
"used_key_parts": ["b"],
"ref": ["test.it1.b"],
"rows": 1,
"filtered": 100,
"attached_condition": "t1.a is not null"
},
"table": {
"table_name": "t2",
"access_type": "ref",
"possible_keys": ["a"],
"key": "a",
"key_length": "5",
"used_key_parts": ["a"],
"ref": ["test.t1.a"],
"rows": 1,
"filtered": 49.219,
"attached_condition": "t2.b < 4"
},
"read_sorted_file": {
"filesort": {
"sort_key": "`sort-nest`.b desc, `sort-nest`.b desc",
"table": {
"table_name": "<sort-nest>",
"access_type": "ALL",
"rows": 3,
"filtered": 100
}
}
},
"table": {
"table_name": "ot",
"access_type": "ALL",
"rows": 10,
"filtered": 100,
"attached_condition": "ot.b = `sort-nest`.c"
}
}
}
SELECT t1.a, t2.a, t1.b,t2.b
FROM t1, t2, t2 ot
WHERE t1.a=t2.a AND t2.c=ot.b AND t2.b < 4 AND
t1.b IN (SELECT it1.b FROM t3 it1,t4 it2
WHERE it1.a < 4 AND it1.a=it2.a)
ORDER BY t2.b DESC ,t1.b DESC
LIMIT 5;
a a b b
3 3 3 3
2 2 2 2
1 1 1 1
0 0 0 0
#
# SJM Lookup with sort-nest, where SJM lookup table is outside the
# sort-nest
#
......
mysql-test/main/sort_nest.test
View file @ f221f10a
......@@ -811,7 +811,7 @@ insert into t1 values (1,7,2), (1,8,2), (1,9,2), (1,10,2), (1,11,2), (1,12,2);
--echo # index a_b should be used, no need for filesort
--echo #
let $query= select a,b,c from t1 where a=1 and c=2 order by b limit 5;
let $query= select a,b,c from t1 where a=1 and c<=2 order by b limit 5;
eval $query;
eval explain $query;
......@@ -1041,23 +1041,6 @@ ANALYZE TABLE t3 PERSISTENT FOR ALL;
ANALYZE TABLE t4 PERSISTENT FOR ALL;
--enable_result_log
--echo #
--echo # SJM scan inside the sort-nest
--echo #
let $query=
SELECT t1.a, t2.a, t1.b,t2.b
FROM t1, t2, t2 ot
WHERE t1.a=t2.a AND t2.c=ot.b AND t2.b < 4 AND
t1.b IN (SELECT it1.b FROM t3 it1,t4 it2
WHERE it1.a < 4 AND it1.a=it2.a)
ORDER BY t2.b DESC ,t1.b DESC
LIMIT 5;
eval EXPLAIN $query;
eval EXPLAIN FORMAT=JSON $query;
eval $query;
--echo #
--echo # SJM Lookup with sort-nest, where SJM lookup table is outside the
--echo # sort-nest
......
mysql-test/main/sort_nest_dbt3.result
View file @ f221f10a
......@@ -269,12 +269,12 @@ AND
c_custkey between 1 and 10
ORDER BY
l_extendedprice DESC, c_acctbal DESC, o_totalprice DESC
LIMIT 20;
LIMIT 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE customer range PRIMARY,i_c_nationkey PRIMARY 4 NULL 7 Using index condition
1 SIMPLE orders ref PRIMARY,i_o_custkey i_o_custkey 5 dbt3.customer.c_custkey 15 Using where
1 SIMPLE lineitem ref PRIMARY,i_l_orderkey,i_l_orderkey_quantity PRIMARY 4 dbt3.orders.o_orderkey 4
1 SIMPLE <sort-nest> ALL NULL NULL NULL NULL 20 Using filesort
1 SIMPLE <sort-nest> ALL NULL NULL NULL NULL 5 Using filesort
1 SIMPLE nation eq_ref PRIMARY PRIMARY 4 sort-nest.c_nationkey 1 Using index
SELECT
l_extendedprice, c_acctbal, o_totalprice, o_orderDate, l_orderkey
......@@ -292,26 +292,11 @@ AND
c_custkey between 1 and 10
ORDER BY
l_extendedprice DESC, c_acctbal DESC, o_totalprice DESC
LIMIT 20;
LIMIT 5;
l_extendedprice c_acctbal o_totalprice o_orderDate l_orderkey
53758.5 794.47 210643.96 1997-04-23 5859
49830.24 121.65 140363.7 1998-05-28 5507
49542.24 121.65 140363.7 1998-05-28 5507
48745.11 6819.74 122823.78 1993-04-05 5794
47992.64 6819.74 140838.11 1998-06-26 5763
47615.98 6819.74 182966.39 1994-07-17 5572
46705.74 9561.95 101429.61 1993-04-21 5670
44467.59 121.65 44777.63 1992-07-08 5893
44442.3 6819.74 122823.78 1993-04-05 5794
39723.6 794.47 210643.96 1997-04-23 5859
37048.32 9561.95 95312.81 1992-03-28 5953
36860.25 794.47 210643.96 1997-04-23 5859
32996.16 6819.74 140838.11 1998-06-26 5763
31416.68 6819.74 182966.39 1994-07-17 5572
31219.32 794.47 210643.96 1997-04-23 5859
31042.34 9561.95 95312.81 1992-03-28 5953
29462.13 794.47 210643.96 1997-04-23 5859
28948.59 6819.74 182966.39 1994-07-17 5572
26732.43 9561.95 101429.61 1993-04-21 5670
24590.68 9561.95 95312.81 1992-03-28 5953
drop database dbt3;
mysql-test/main/sort_nest_dbt3.test
View file @ f221f10a
......@@ -160,7 +160,7 @@ let $query= SELECT
c_custkey between 1 and 10
ORDER BY
l_extendedprice DESC, c_acctbal DESC, o_totalprice DESC
LIMIT 20;
LIMIT 5;
eval explain $query;
......
mysql-test/main/sort_nest_dbt3_innodb.result
View file @ f221f10a
......@@ -270,12 +270,12 @@ AND
c_custkey between 1 and 10
ORDER BY
l_extendedprice DESC, c_acctbal DESC, o_totalprice DESC
LIMIT 20;
LIMIT 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE orders range PRIMARY,i_o_custkey PRIMARY 4 NULL 125 Using where
1 SIMPLE customer eq_ref PRIMARY,i_c_nationkey PRIMARY 4 dbt3.orders.o_custkey 1
1 SIMPLE lineitem ref PRIMARY,i_l_orderkey,i_l_orderkey_quantity PRIMARY 4 dbt3.orders.o_orderkey 4
1 SIMPLE <sort-nest> ALL NULL NULL NULL NULL 20 Using filesort
1 SIMPLE <sort-nest> ALL NULL NULL NULL NULL 5 Using filesort
1 SIMPLE nation eq_ref PRIMARY PRIMARY 4 sort-nest.c_nationkey 1 Using index
SELECT
l_extendedprice, c_acctbal, o_totalprice, o_orderDate, l_orderkey
......@@ -293,26 +293,11 @@ AND
c_custkey between 1 and 10
ORDER BY
l_extendedprice DESC, c_acctbal DESC, o_totalprice DESC
LIMIT 20;
LIMIT 5;
l_extendedprice c_acctbal o_totalprice o_orderDate l_orderkey
53758.5 794.47 210643.96 1997-04-23 5859
49830.24 121.65 140363.7 1998-05-28 5507
49542.24 121.65 140363.7 1998-05-28 5507
48745.11 6819.74 122823.78 1993-04-05 5794
47992.64 6819.74 140838.11 1998-06-26 5763
47615.98 6819.74 182966.39 1994-07-17 5572
46705.74 9561.95 101429.61 1993-04-21 5670
44467.59 121.65 44777.63 1992-07-08 5893
44442.3 6819.74 122823.78 1993-04-05 5794
39723.6 794.47 210643.96 1997-04-23 5859
37048.32 9561.95 95312.81 1992-03-28 5953
36860.25 794.47 210643.96 1997-04-23 5859
32996.16 6819.74 140838.11 1998-06-26 5763
31416.68 6819.74 182966.39 1994-07-17 5572
31219.32 794.47 210643.96 1997-04-23 5859
31042.34 9561.95 95312.81 1992-03-28 5953
29462.13 794.47 210643.96 1997-04-23 5859
28948.59 6819.74 182966.39 1994-07-17 5572
26732.43 9561.95 101429.61 1993-04-21 5670
24590.68 9561.95 95312.81 1992-03-28 5953
drop database dbt3;
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7