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Fix for order by crash, release dangling cursor when unlocking table.

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This commit is contained in:
Andrew McDonnell
2013-09-10 22:44:45 +09:30
parent 174fc2a8f3
commit c43058d0e7
5 changed files with 91 additions and 5 deletions
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44
mysql-test/suite/oqgraph/regression_1133093.result Normal file
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@ -0,0 +1,44 @@
DROP TABLE IF EXISTS graph_base;
DROP TABLE IF EXISTS graph;
CREATE TABLE graph_base (
from_id INT UNSIGNED NOT NULL,
to_id INT UNSIGNED NOT NULL,
another_id INT UNSIGNED NOT NULL DEFAULT 1,
w DOUBLE NOT NULL DEFAULT 1,
PRIMARY KEY (from_id,to_id),
INDEX (to_id)
) ENGINE=MyISAM;
CREATE TABLE graph (
latch VARCHAR(32) NULL,
origid BIGINT UNSIGNED NULL,
destid BIGINT UNSIGNED NULL,
weight DOUBLE NULL,
seq BIGINT UNSIGNED NULL,
linkid BIGINT UNSIGNED NULL,
KEY (latch, origid, destid) USING HASH,
KEY (latch, destid, origid) USING HASH
) ENGINE=OQGRAPH DATA_TABLE='graph_base' ORIGID='from_id', DESTID='to_id', WEIGHT='w';
INSERT INTO graph_base(from_id, to_id) VALUES (1,2), (2,1);
INSERT INTO graph_base(from_id, to_id) VALUES (1,3), (3,1);
INSERT INTO graph_base(from_id, to_id) VALUES (1,4), (4,1);
INSERT INTO graph_base(from_id, to_id) VALUES (3,4), (4,3);
SELECT * from graph;
latch origid destid weight seq linkid
NULL 1 2 1 NULL NULL
NULL 2 1 1 NULL NULL
NULL 1 3 1 NULL NULL
NULL 3 1 1 NULL NULL
NULL 1 4 1 NULL NULL
NULL 4 1 1 NULL NULL
NULL 3 4 1 NULL NULL
NULL 4 3 1 NULL NULL
SELECT * FROM graph WHERE latch='1' and destid=2 and origid=1;
latch origid destid weight seq linkid
1 1 2 NULL 0 1
1 1 2 1 1 2
SELECT * FROM graph WHERE latch='1' and destid=2 and origid=1 order by seq;
latch origid destid weight seq linkid
1 1 2 NULL 0 1
1 1 2 1 1 2
DROP TABLE graph;
DROP TABLE graph_base;

4
mysql-test/suite/oqgraph/regression_1133093.test
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@ -34,8 +34,8 @@ INSERT INTO graph_base(from_id, to_id) VALUES (1,3), (3,1);
INSERT INTO graph_base(from_id, to_id) VALUES (1,4), (4,1);
INSERT INTO graph_base(from_id, to_id) VALUES (3,4), (4,3);
#SELECT * from graph;
#SELECT * FROM graph WHERE latch='1' and destid=2 and origid=1;
SELECT * from graph;
SELECT * FROM graph WHERE latch='1' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='1' and destid=2 and origid=1 order by seq;
DROP TABLE graph;