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Kirill Smelkov
mariadb
Commits
baa757d3
Commit
baa757d3
authored
Nov 01, 2007
by
unknown
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Merge stella.local:/home2/mydev/mysql-5.0-amain
into stella.local:/home2/mydev/mysql-5.0-axmrg
parents
794100b4
7b6b909a
Changes
2
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2 changed files
with
9 additions
and
9 deletions
+9
-9
mysql-test/include/gis_keys.inc
mysql-test/include/gis_keys.inc
+8
-8
mysql-test/t/variables.test
mysql-test/t/variables.test
+1
-1
No files found.
mysql-test/include/gis_keys.inc
View file @
baa757d3
...
...
@@ -13,20 +13,20 @@ CREATE TABLE t2 (p POINT, INDEX(p));
INSERT
INTO
t1
VALUES
(
POINTFROMTEXT
(
'POINT(1 2)'
));
INSERT
INTO
t2
VALUES
(
POINTFROMTEXT
(
'POINT(1 2)'
));
--
no
index
,
returns
1
as
expected
#
no index, returns 1 as expected
SELECT
COUNT
(
*
)
FROM
t1
WHERE
p
=
POINTFROMTEXT
(
'POINT(1 2)'
);
--
with
index
,
returns
1
as
expected
--
EXPLAIN
shows
that
the
index
is
not
used
though
--
due
to
the
"most rows covered anyway, so a scan is more effective"
rule
#
with index, returns 1 as expected
#
EXPLAIN shows that the index is not used though
#
due to the "most rows covered anyway, so a scan is more effective" rule
EXPLAIN
SELECT
COUNT
(
*
)
FROM
t2
WHERE
p
=
POINTFROMTEXT
(
'POINT(1 2)'
);
SELECT
COUNT
(
*
)
FROM
t2
WHERE
p
=
POINTFROMTEXT
(
'POINT(1 2)'
);
--
adding
another
row
to
the
table
so
that
--
the
"most rows covered"
rule
doesn
't kick in anymore
-- now EXPLAIN shows the index used on the table
# adding another row to the table so that
# the "most rows covered" rule doesn't kick in anymore
# now EXPLAIN shows the index used on the table
# and we're getting the wrong result again
INSERT
INTO
t1
VALUES
(
POINTFROMTEXT
(
'POINT(1 2)'
));
INSERT
INTO
t2
VALUES
(
POINTFROMTEXT
(
'POINT(1 2)'
));
EXPLAIN
...
...
mysql-test/t/variables.test
View file @
baa757d3
...
...
@@ -139,7 +139,7 @@ show global variables like 'net_%';
show
session
variables
like
'net_%'
;
set
net_buffer_length
=
1
;
show
variables
like
'net_buffer_length'
;
--
warning
1292
#
warning 1292
set
net_buffer_length
=
2000000000
;
show
variables
like
'net_buffer_length'
;
...
...
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