Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
M
MariaDB
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Analytics
Analytics
CI / CD
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
nexedi
MariaDB
Commits
2e6d3007
Commit
2e6d3007
authored
21 years ago
by
unknown
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
between tests added
bugfixes will follow
parent
bbc9d64f
Branches unavailable
Tags unavailable
No related merge requests found
Changes
2
Hide whitespace changes
Inline
Side-by-side
Showing
2 changed files
with
45 additions
and
0 deletions
+45
-0
mysql-test/r/range.result
mysql-test/r/range.result
+28
-0
mysql-test/t/range.test
mysql-test/t/range.test
+17
-0
No files found.
mysql-test/r/range.result
View file @
2e6d3007
...
@@ -226,3 +226,31 @@ insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"),
...
@@ -226,3 +226,31 @@ insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"),
select a.id1, b.idnull from t1 as a, t1 as b where a.id2=1 and a.id1=1 and b.id1=a.idnull order by b.id2 desc limit 1;
select a.id1, b.idnull from t1 as a, t1 as b where a.id2=1 and a.id1=1 and b.id1=a.idnull order by b.id2 desc limit 1;
id1 idnull
id1 idnull
drop table t1;
drop table t1;
create table t1 (x int, y int, index(x), index(y));
insert into t1 (x) values (1),(2),(3),(4),(5),(6),(7),(8),(9);
update t1 set y=x;
explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 7 and t1.y+0;
table type possible_keys key key_len ref rows Extra
t1 ref y y 5 const 1 Using where
t2 ALL x NULL NULL NULL 9 Using where
explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 7 and t2.x <= t1.y+0;
table type possible_keys key key_len ref rows Extra
t1 ref y y 5 const 1 Using where
t2 range x x 5 NULL 4 Using where
explain select * from t1, t1 t2 where t1.y = 2 and t2.x between t1.y-1 and t1.y+1;
table type possible_keys key key_len ref rows Extra
t1 ref y y 5 const 1 Using where
t2 ALL x NULL NULL NULL 9 Using where
explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= t1.y-1 and t2.x <= t1.y+1;
table type possible_keys key key_len ref rows Extra
t1 ref y y 5 const 1 Using where
t2 ALL x NULL NULL NULL 9 Range checked for each record (index map: 1)
explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 0 and t1.y;
table type possible_keys key key_len ref rows Extra
t1 ref y y 5 const 1 Using where
t2 ALL x NULL NULL NULL 9 Using where
explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 0 and t2.x <= t1.y;
table type possible_keys key key_len ref rows Extra
t1 ref y y 5 const 1 Using where
t2 range x x 5 NULL 2 Using where
drop table t1;
This diff is collapsed.
Click to expand it.
mysql-test/t/range.test
View file @
2e6d3007
...
@@ -183,3 +183,20 @@ insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"),
...
@@ -183,3 +183,20 @@ insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"),
select
a
.
id1
,
b
.
idnull
from
t1
as
a
,
t1
as
b
where
a
.
id2
=
1
and
a
.
id1
=
1
and
b
.
id1
=
a
.
idnull
order
by
b
.
id2
desc
limit
1
;
select
a
.
id1
,
b
.
idnull
from
t1
as
a
,
t1
as
b
where
a
.
id2
=
1
and
a
.
id1
=
1
and
b
.
id1
=
a
.
idnull
order
by
b
.
id2
desc
limit
1
;
drop
table
t1
;
drop
table
t1
;
#
# BETWEEN problems
#
create
table
t1
(
x
int
,
y
int
,
index
(
x
),
index
(
y
));
insert
into
t1
(
x
)
values
(
1
),(
2
),(
3
),(
4
),(
5
),(
6
),(
7
),(
8
),(
9
);
update
t1
set
y
=
x
;
# between with only one end fixed
explain
select
*
from
t1
,
t1
t2
where
t1
.
y
=
2
and
t2
.
x
between
7
and
t1
.
y
+
0
;
explain
select
*
from
t1
,
t1
t2
where
t1
.
y
=
2
and
t2
.
x
>=
7
and
t2
.
x
<=
t1
.
y
+
0
;
# between with both expressions on both ends
explain
select
*
from
t1
,
t1
t2
where
t1
.
y
=
2
and
t2
.
x
between
t1
.
y
-
1
and
t1
.
y
+
1
;
explain
select
*
from
t1
,
t1
t2
where
t1
.
y
=
2
and
t2
.
x
>=
t1
.
y
-
1
and
t2
.
x
<=
t1
.
y
+
1
;
# equation propagation
explain
select
*
from
t1
,
t1
t2
where
t1
.
y
=
2
and
t2
.
x
between
0
and
t1
.
y
;
explain
select
*
from
t1
,
t1
t2
where
t1
.
y
=
2
and
t2
.
x
>=
0
and
t2
.
x
<=
t1
.
y
;
drop
table
t1
;
This diff is collapsed.
Click to expand it.
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment