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Commit af6cbf05 authored by Andrew McDonnell's avatar Andrew McDonnell
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Extend permutations tested in basic test, move edge cases to separate test,... 

Extend permutations tested in basic test, move edge cases to separate test, and add regression test for bug 1195735
parent 1b4164c1
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mysql-test/suite/oqgraph/basic.result
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DROP TABLE IF EXISTS graph_base;
DROP TABLE IF EXISTS graph;
DROP TABLE IF EXISTS graph2;
CREATE TABLE graph2 (
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';
SELECT * FROM graph2 WHERE latch='dijkstras' AND origid=1 AND destid=6;
ERROR 42S02: Table 'test.graph_base' doesn't exist
DROP TABLE graph2;
CREATE TABLE graph_base (
from_id INT UNSIGNED NOT NULL,
to_id INT UNSIGNED NOT NULL,
......@@ -34,93 +21,681 @@ 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 (3,4), (4,3);
INSERT INTO graph_base(from_id, to_id) VALUES (5,6), (6,5);
INSERT INTO graph_base(from_id, to_id) VALUES (5,7);
INSERT INTO graph_base(from_id, to_id) VALUES (9,9);
INSERT INTO graph_base(from_id, to_id) VALUES (10,11);
INSERT INTO graph_base(from_id, to_id) VALUES (11,12);
INSERT INTO graph_base(from_id, to_id) VALUES (12,10);
# Breadth-first search tests
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1;
latch origid destid weight seq linkid
breadth_first 1 NULL 2 4 4
breadth_first 1 NULL 1 3 3
breadth_first 1 NULL 1 2 2
breadth_first 1 NULL 0 1 1
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2;
latch origid destid weight seq linkid
breadth_first 2 NULL 3 4 4
breadth_first 2 NULL 2 3 3
breadth_first 2 NULL 1 2 1
breadth_first 2 NULL 0 1 2
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3;
latch origid destid weight seq linkid
breadth_first 3 NULL 2 4 2
breadth_first 3 NULL 1 3 4
breadth_first 3 NULL 1 2 1
breadth_first 3 NULL 0 1 3
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4;
latch origid destid weight seq linkid
breadth_first 4 NULL 3 4 2
breadth_first 4 NULL 2 3 1
breadth_first 4 NULL 1 2 3
breadth_first 4 NULL 0 1 4
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5;
latch origid destid weight seq linkid
breadth_first 5 NULL 1 3 7
breadth_first 5 NULL 1 2 6
breadth_first 5 NULL 0 1 5
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6;
latch origid destid weight seq linkid
breadth_first 6 NULL 2 3 7
breadth_first 6 NULL 1 2 5
breadth_first 6 NULL 0 1 6
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7;
latch origid destid weight seq linkid
breadth_first 7 NULL 0 1 7
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8;
latch origid destid weight seq linkid
breadth_first 8 NULL 0 1 8
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9;
latch origid destid weight seq linkid
breadth_first 9 NULL 0 1 9
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10;
latch origid destid weight seq linkid
breadth_first 10 NULL 2 3 12
breadth_first 10 NULL 1 2 11
breadth_first 10 NULL 0 1 10
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11;
latch origid destid weight seq linkid
breadth_first 11 NULL 2 3 10
breadth_first 11 NULL 1 2 12
breadth_first 11 NULL 0 1 11
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12;
latch origid destid weight seq linkid
breadth_first 12 NULL 2 3 11
breadth_first 12 NULL 1 2 10
breadth_first 12 NULL 0 1 12
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 666;
latch origid destid weight seq linkid
breadth_first 666 NULL 0 1 666
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 1 NULL 1 3 3
breadth_first 1 NULL 1 2 2
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 2 NULL 1 2 1
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 3 NULL 1 3 4
breadth_first 3 NULL 1 2 1
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 4 NULL 1 2 3
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 5 NULL 1 3 7
breadth_first 5 NULL 1 2 6
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 6 NULL 1 2 5
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 10 NULL 1 2 11
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 11 NULL 1 2 12
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 1;
latch origid destid weight seq linkid
breadth_first 12 NULL 1 2 10
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 1;
count(*)
2
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 1;
count(*)
2
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 1;
count(*)
2
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 1;
count(*)
0
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 1;
count(*)
0
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 1;
count(*)
0
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 1;
count(*)
1
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 1 NULL 2 4 4
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 2 NULL 2 3 3
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 3 NULL 2 4 2
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 4 NULL 2 3 1
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 6 NULL 2 3 7
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 10 NULL 2 3 12
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 11 NULL 2 3 10
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 2;
latch origid destid weight seq linkid
breadth_first 12 NULL 2 3 11
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 3;
latch origid destid weight seq linkid
breadth_first 2 NULL 3 4 4
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 3;
latch origid destid weight seq linkid
breadth_first 4 NULL 3 4 2
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 1 NULL 2 4 4
breadth_first 1 NULL 1 3 3
breadth_first 1 NULL 1 2 2
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 2 NULL 2 3 3
breadth_first 2 NULL 1 2 1
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 3 NULL 2 4 2
breadth_first 3 NULL 1 3 4
breadth_first 3 NULL 1 2 1
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 4 NULL 2 3 1
breadth_first 4 NULL 1 2 3
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 5 NULL 1 3 7
breadth_first 5 NULL 1 2 6
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 6 NULL 2 3 7
breadth_first 6 NULL 1 2 5
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 10 NULL 2 3 12
breadth_first 10 NULL 1 2 11
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 11 NULL 2 3 10
breadth_first 11 NULL 1 2 12
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
breadth_first 12 NULL 2 3 11
breadth_first 12 NULL 1 2 10
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = NULL;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND destid = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = 'breadth_first';
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 1;
latch origid destid weight seq linkid
2 1 NULL 2 4 4
2 1 NULL 1 3 3
2 1 NULL 1 2 2
2 1 NULL 0 1 1
SELECT * FROM graph WHERE latch = '2' AND origid = 2;
latch origid destid weight seq linkid
2 2 NULL 3 4 4
2 2 NULL 2 3 3
2 2 NULL 1 2 1
2 2 NULL 0 1 2
SELECT * FROM graph WHERE latch = '2' AND origid = 3;
latch origid destid weight seq linkid
2 3 NULL 2 4 2
2 3 NULL 1 3 4
2 3 NULL 1 2 1
2 3 NULL 0 1 3
SELECT * FROM graph WHERE latch = '2' AND origid = 4;
latch origid destid weight seq linkid
2 4 NULL 3 4 2
2 4 NULL 2 3 1
2 4 NULL 1 2 3
2 4 NULL 0 1 4
SELECT * FROM graph WHERE latch = '2' AND origid = 5;
latch origid destid weight seq linkid
2 5 NULL 1 3 7
2 5 NULL 1 2 6
2 5 NULL 0 1 5
SELECT * FROM graph WHERE latch = '2' AND origid = 6;
latch origid destid weight seq linkid
2 6 NULL 2 3 7
2 6 NULL 1 2 5
2 6 NULL 0 1 6
SELECT * FROM graph WHERE latch = '2' AND origid = 7;
latch origid destid weight seq linkid
2 7 NULL 0 1 7
SELECT * FROM graph WHERE latch = '2' AND origid = 8;
latch origid destid weight seq linkid
2 8 NULL 0 1 8
SELECT * FROM graph WHERE latch = '2' AND origid = 9;
latch origid destid weight seq linkid
2 9 NULL 0 1 9
SELECT * FROM graph WHERE latch = '2' AND origid = 10;
latch origid destid weight seq linkid
2 10 NULL 2 3 12
2 10 NULL 1 2 11
2 10 NULL 0 1 10
SELECT * FROM graph WHERE latch = '2' AND origid = 11;
latch origid destid weight seq linkid
2 11 NULL 2 3 10
2 11 NULL 1 2 12
2 11 NULL 0 1 11
SELECT * FROM graph WHERE latch = '2' AND origid = 12;
latch origid destid weight seq linkid
2 12 NULL 2 3 11
2 12 NULL 1 2 10
2 12 NULL 0 1 12
SELECT * FROM graph WHERE latch = '2' AND origid = 666;
latch origid destid weight seq linkid
2 666 NULL 0 1 666
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND weight = 1;
latch origid destid weight seq linkid
2 1 NULL 1 3 3
2 1 NULL 1 2 2
# Expect no result, because of autocast and deprecated syntax
SELECT * FROM graph WHERE latch = 2 AND origid = 1 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND weight = 1;
latch origid destid weight seq linkid
# Expect no result between 1,6 because no connection exists
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=6;
2 2 NULL 1 2 1
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=6;
2 3 NULL 1 3 4
2 3 NULL 1 2 1
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND weight = 1;
latch origid destid weight seq linkid
2 4 NULL 1 2 3
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND weight = 1;
latch origid destid weight seq linkid
2 5 NULL 1 3 7
2 5 NULL 1 2 6
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND weight = 1;
latch origid destid weight seq linkid
2 6 NULL 1 2 5
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND weight = 1;
latch origid destid weight seq linkid
2 10 NULL 1 2 11
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND weight = 1;
latch origid destid weight seq linkid
2 11 NULL 1 2 12
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND weight = 1;
latch origid destid weight seq linkid
2 12 NULL 1 2 10
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 1 AND weight = 1;
count(*)
2
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 2 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 3 AND weight = 1;
count(*)
2
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 4 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 5 AND weight = 1;
count(*)
2
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 6 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 7 AND weight = 1;
count(*)
0
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 8 AND weight = 1;
count(*)
0
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 9 AND weight = 1;
count(*)
0
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 10 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 11 AND weight = 1;
count(*)
1
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 12 AND weight = 1;
count(*)
1
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND weight = 2;
latch origid destid weight seq linkid
2 1 NULL 2 4 4
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND weight = 2;
latch origid destid weight seq linkid
2 2 NULL 2 3 3
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND weight = 2;
latch origid destid weight seq linkid
2 3 NULL 2 4 2
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND weight = 2;
latch origid destid weight seq linkid
2 4 NULL 2 3 1
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND weight = 2;
latch origid destid weight seq linkid
2 6 NULL 2 3 7
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND weight = 2;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND weight = 2;
latch origid destid weight seq linkid
2 10 NULL 2 3 12
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND weight = 2;
latch origid destid weight seq linkid
2 11 NULL 2 3 10
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND weight = 2;
latch origid destid weight seq linkid
2 12 NULL 2 3 11
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND weight = 3;
latch origid destid weight seq linkid
2 2 NULL 3 4 4
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND weight = 3;
latch origid destid weight seq linkid
2 4 NULL 3 4 2
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND weight = 3;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 1 NULL 2 4 4
2 1 NULL 1 3 3
2 1 NULL 1 2 2
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 2 NULL 2 3 3
2 2 NULL 1 2 1
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 3 NULL 2 4 2
2 3 NULL 1 3 4
2 3 NULL 1 2 1
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 4 NULL 2 3 1
2 4 NULL 1 2 3
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 5 NULL 1 3 7
2 5 NULL 1 2 6
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 6 NULL 2 3 7
2 6 NULL 1 2 5
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 10 NULL 2 3 12
2 10 NULL 1 2 11
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
# Expect result between 4,1 because connection exists via 3
2 11 NULL 2 3 10
2 11 NULL 1 2 12
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND (weight = 1 or weight = 2);
latch origid destid weight seq linkid
2 12 NULL 2 3 11
2 12 NULL 1 2 10
SELECT * FROM graph WHERE latch = '2' AND origid = NULL;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND destid = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2' AND weight = 1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch = '2';
latch origid destid weight seq linkid
# Dijkstras algorithm tests
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=1;
latch origid destid weight seq linkid
dijkstras 1 1 NULL 0 1
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=2;
latch origid destid weight seq linkid
dijkstras 1 2 NULL 0 1
dijkstras 1 2 1 1 2
SELECT * FROM graph WHERE latch='dijkstras' AND origid=2 AND destid=1;
latch origid destid weight seq linkid
dijkstras 2 1 NULL 0 2
dijkstras 2 1 1 1 1
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=4;
latch origid destid weight seq linkid
dijkstras 1 4 NULL 0 1
dijkstras 1 4 1 1 3
dijkstras 1 4 1 2 4
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=4;
latch origid destid weight seq linkid
1 1 4 NULL 0 1
1 1 4 1 1 3
1 1 4 1 2 4
# and the reverse direction
SELECT * FROM graph WHERE latch='dijkstras' AND origid=4 AND destid=1;
latch origid destid weight seq linkid
dijkstras 4 1 NULL 0 4
dijkstras 4 1 1 1 3
dijkstras 4 1 1 2 1
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=5;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=666;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch='dijkstras' AND origid=5 AND destid=7;
latch origid destid weight seq linkid
dijkstras 5 7 NULL 0 5
dijkstras 5 7 1 1 7
SELECT * FROM graph WHERE latch='dijkstras' AND origid=7 AND destid=5;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=11;
latch origid destid weight seq linkid
dijkstras 10 11 NULL 0 10
dijkstras 10 11 1 1 11
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=12;
latch origid destid weight seq linkid
dijkstras 10 12 NULL 0 10
dijkstras 10 12 1 1 11
dijkstras 10 12 1 2 12
SELECT * FROM graph WHERE latch='dijkstras' AND origid=11 AND destid=10;
latch origid destid weight seq linkid
dijkstras 11 10 NULL 0 11
dijkstras 11 10 1 1 12
dijkstras 11 10 1 2 10
SELECT * FROM graph WHERE latch='dijkstras' AND origid=11 AND destid=12;
latch origid destid weight seq linkid
dijkstras 11 12 NULL 0 11
dijkstras 11 12 1 1 12
SELECT * FROM graph WHERE latch='dijkstras' AND origid=12 AND destid=10;
latch origid destid weight seq linkid
dijkstras 12 10 NULL 0 12
dijkstras 12 10 1 1 10
SELECT * FROM graph WHERE latch='dijkstras' AND origid=12 AND destid=11;
latch origid destid weight seq linkid
dijkstras 12 11 NULL 0 12
dijkstras 12 11 1 1 10
dijkstras 12 11 1 2 11
# legacy string number
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=1;
latch origid destid weight seq linkid
1 1 1 NULL 0 1
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=2;
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 origid=2 AND destid=1;
latch origid destid weight seq linkid
1 2 1 NULL 0 2
1 2 1 1 1 1
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=4;
latch origid destid weight seq linkid
1 1 4 NULL 0 1
1 1 4 1 1 3
1 1 4 1 2 4
SELECT * FROM graph WHERE latch='1' AND origid=4 AND destid=1;
latch origid destid weight seq linkid
1 4 1 NULL 0 4
1 4 1 1 1 3
1 4 1 1 2 1
SELECT * FROM graph WHERE latch='no_search' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=5;
latch origid destid weight seq linkid
no_search 1 2 1 3 1
no_search 1 2 1 2 3
no_search 1 2 1 1 2
SELECT * FROM graph WHERE latch='0' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=666;
latch origid destid weight seq linkid
0 1 2 1 3 1
0 1 2 1 2 3
0 1 2 1 1 2
SELECT * FROM graph WHERE latch = 'breadth_first';
SELECT * FROM graph WHERE latch='1' AND origid=5 AND destid=7;
latch origid destid weight seq linkid
# Expect no result, because of invalid latch
SELECT * FROM graph WHERE latch='bogus';
1 5 7 NULL 0 5
1 5 7 1 1 7
SELECT * FROM graph WHERE latch='1' AND origid=7 AND destid=5;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch=666;
SELECT * FROM graph WHERE latch='1' AND origid=10 AND destid=11;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch='bogus' and destid=2 and origid=1;
1 10 11 NULL 0 10
1 10 11 1 1 11
SELECT * FROM graph WHERE latch='1' AND origid=10 AND destid=12;
latch origid destid weight seq linkid
Warnings:
Warning 1210 Incorrect arguments to OQGRAPH latch
# Make sure we dont crash if someone passed in a UTF string
SELECT * FROM graph WHERE latch='Ohms Ω Tennis Ball 〄';
1 10 12 NULL 0 10
1 10 12 1 1 11
1 10 12 1 2 12
SELECT * FROM graph WHERE latch='1' AND origid=11 AND destid=10;
latch origid destid weight seq linkid
# Expect no result, because of autocast and deprecated syntax
SELECT * FROM graph WHERE latch=0 and destid=2 and origid=1;
1 11 10 NULL 0 11
1 11 10 1 1 12
1 11 10 1 2 10
SELECT * FROM graph WHERE latch='1' AND origid=11 AND destid=12;
latch origid destid weight seq linkid
# Expect no result, because of NULL latch
SELECT * FROM graph WHERE latch=NULL and destid=2 and origid=1;
1 11 12 NULL 0 11
1 11 12 1 1 12
SELECT * FROM graph WHERE latch='1' AND origid=12 AND destid=10;
latch origid destid weight seq linkid
# With no latch, original data, filtered by destid, etc if present
SELECT * FROM graph;
1 12 10 NULL 0 12
1 12 10 1 1 10
SELECT * FROM graph WHERE latch='1' AND origid=12 AND destid=11;
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 3 4 1 NULL NULL
NULL 4 3 1 NULL NULL
NULL 5 6 1 NULL NULL
NULL 6 5 1 NULL NULL
SELECT * FROM graph WHERE destid=2 and origid=1;
1 12 11 NULL 0 12
1 12 11 1 1 10
1 12 11 1 2 11
INSERT INTO graph_base(from_id, to_id) VALUES (11,13);
INSERT INTO graph_base(from_id, to_id) VALUES (10,14);
INSERT INTO graph_base(from_id, to_id) VALUES (14,13);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=13;
latch origid destid weight seq linkid
NULL 1 2 1 NULL NULL
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND (weight = 1 OR weight = 2);
dijkstras 10 13 NULL 0 10
dijkstras 10 13 1 1 11
dijkstras 10 13 1 2 13
DELETE FROM graph_base where from_id=10 and to_id=11;
INSERT INTO graph_base(from_id, to_id) VALUES (10,15);
INSERT INTO graph_base(from_id, to_id) VALUES (15,13);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=13;
latch origid destid weight seq linkid
dijkstras 10 13 NULL 0 10
dijkstras 10 13 1 1 14
dijkstras 10 13 1 2 13
INSERT INTO graph_base(from_id, to_id) VALUES (10,11);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=13;
latch origid destid weight seq linkid
dijkstras 10 13 NULL 0 10
dijkstras 10 13 1 1 11
dijkstras 10 13 1 2 13
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
latch origid destid weight seq linkid
dijkstras 1 NULL 0 4 4
dijkstras 1 NULL 0 3 3
dijkstras 1 NULL 0 2 2
dijkstras 1 NULL 0 1 1
INSERT INTO graph_base(from_id, to_id) VALUES (21,22);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=21;
latch origid destid weight seq linkid
dijkstras 21 NULL 0 2 22
dijkstras 21 NULL 0 1 21
SELECT * FROM graph WHERE latch='dijkstras' AND origid=22;
latch origid destid weight seq linkid
dijkstras 22 NULL 0 1 22
INSERT INTO graph_base(from_id, to_id) VALUES (4,17);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
latch origid destid weight seq linkid
dijkstras 1 NULL 0 5 17
dijkstras 1 NULL 0 4 4
dijkstras 1 NULL 0 3 3
dijkstras 1 NULL 0 2 2
dijkstras 1 NULL 0 1 1
INSERT INTO graph_base(from_id, to_id) VALUES (4,16);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
latch origid destid weight seq linkid
dijkstras 1 NULL 0 6 17
dijkstras 1 NULL 0 5 16
dijkstras 1 NULL 0 4 4
dijkstras 1 NULL 0 3 3
dijkstras 1 NULL 0 2 2
dijkstras 1 NULL 0 1 1
INSERT INTO graph_base(from_id, to_id) VALUES (17,18);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
latch origid destid weight seq linkid
dijkstras 1 NULL 0 7 18
dijkstras 1 NULL 0 6 17
dijkstras 1 NULL 0 5 16
dijkstras 1 NULL 0 4 4
dijkstras 1 NULL 0 3 3
dijkstras 1 NULL 0 2 2
dijkstras 1 NULL 0 1 1
SELECT * FROM graph WHERE latch='dijkstras' AND destid=1;
latch origid destid weight seq linkid
breadth_first 1 NULL 2 4 4
breadth_first 1 NULL 1 3 3
breadth_first 1 NULL 1 2 2
# Now we add a connection from 4->6
INSERT INTO graph_base (from_id,to_id) VALUES (4,6);
# And delete all references to node 5
......@@ -133,13 +708,19 @@ dijkstras 1 6 NULL 0 1
dijkstras 1 6 1 1 3
dijkstras 1 6 1 2 4
dijkstras 1 6 1 3 6
# but not 6>4>3>1
# but not 6>4>3>1 (so no result)
SELECT * FROM graph WHERE latch='dijkstras' AND origid=6 AND destid=1;
latch origid destid weight seq linkid
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=6;
latch origid destid weight seq linkid
1 1 6 NULL 0 1
1 1 6 1 1 3
1 1 6 1 2 4
1 1 6 1 3 6
SELECT * FROM graph WHERE latch='1' AND origid=6 AND destid=1;
latch origid destid weight seq linkid
DELETE FROM graph_base;
FLUSH TABLES;
TRUNCATE TABLE graph_base;
DROP TABLE graph_base;
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=6;
ERROR 42S02: Table 'test.graph_base' doesn't exist
DROP TABLE graph;
mysql-test/suite/oqgraph/basic.test
View file @ af6cbf05
......@@ -4,21 +4,6 @@ DROP TABLE IF EXISTS graph;
DROP TABLE IF EXISTS graph2;
--enable_warnings
CREATE TABLE graph2 (
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';
# Because the backing store graph_base doesnt exist yet, the select should fail
--error S42S02
SELECT * FROM graph2 WHERE latch='dijkstras' AND origid=1 AND destid=6;
DROP TABLE graph2;
# Create the backing store
CREATE TABLE graph_base (
from_id INT UNSIGNED NOT NULL,
......@@ -39,55 +24,318 @@ CREATE TABLE graph (
KEY (latch, destid, origid) USING HASH
) ENGINE=OQGRAPH DATA_TABLE='graph_base' ORIGID='from_id', DESTID='to_id';
#--
#-- ASCII art graph of this test data
#-- +-->(2)
#-- ( )<---+
#-- (1)
#-- ( )<---+
#-- +-->(3)<------->(4)
#--
#-- (7)<----------(5)<--------->(6) (9)
#--
#-- +--->(11)
#-- | |
#-- (10) |
#-- ^ v
#-- +----(12)
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 (3,4), (4,3);
INSERT INTO graph_base(from_id, to_id) VALUES (5,6), (6,5);
#-- extra unidirected node
INSERT INTO graph_base(from_id, to_id) VALUES (5,7);
#-- isolated node with no loop - disallowed
#-- so origid 8 below should return an empty rowset
#-- INSERT INTO graph_base(from_id, to_id) VALUES (8,NULL);
#-- isolated node with a (undirected) loop
#-- we have no way of representing a directed loop on an isolated node, is this valid in pure graph theory?
INSERT INTO graph_base(from_id, to_id) VALUES (9,9);
#-- directed _cyclic_ graph triangle?
INSERT INTO graph_base(from_id, to_id) VALUES (10,11);
INSERT INTO graph_base(from_id, to_id) VALUES (11,12);
INSERT INTO graph_base(from_id, to_id) VALUES (12,10);
--echo # Breadth-first search tests
#-- We are asking "Is there a path from node 'origid' to (all) other nodes?"
#-- We return a row for each other node that is reachable, with its id in 'linkid'
#-- and the weight calculated as "How many _directed_ hops to get there"
#-- If there is no path from origid to another node then there is no row for that linkid
#-- We include 'origid' in the set of reachable nodes i.e. as a 'loop', with weight 0
#-- 'seq' is the counted distance of the search, thus, the loop link will always have seq 1
#-- if there are two reachable neighbours, they will have seq 2,3 and so on
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7;
#-- FIXME This is returning one result set, suspect this is a bug...?
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12;
#-- FIXME This is returning one result set, suspect this is a bug...?
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 666;
#-- The above results can then be filtered by weight, so the results should be a subset for the corresponding origid above
#-- so effectively, `AND weight=1` returns the neighbours of origid in linkid
#<----- orig test harness - still returns (breadth_first 1 NULL 1 3 3), (breadth_first 1 NULL 1 2 2)
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 1;
# The next works, we allow stringized latch integer to ease migration
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND weight = 1;
# Expect the next to return no results, due to autocast and use of deprecated syntax...
--echo # Expect no result, because of autocast and deprecated syntax
SELECT * FROM graph WHERE latch = 2 AND origid = 1 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 1;
#-- so effectively, `count(... AND weight=1)` returns the number of _reachable_ immediate neighbours
#-- included because it allows human to quickly eyeball against the visual ASCII graph for correctness...
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 1;
#-- so effectively, `AND weight=2` returns the second-level neighbours of origid in linkid
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 2;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 2;
--echo # Expect no result between 1,6 because no connection exists
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=6;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=6;
--echo # Expect result between 4,1 because connection exists via 3
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=4;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=4;
--echo # and the reverse direction
SELECT * FROM graph WHERE latch='dijkstras' AND origid=4 AND destid=1;
SELECT * FROM graph WHERE latch='1' AND origid=4 AND destid=1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND weight = 3;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND weight = 3;
SELECT * FROM graph WHERE latch='no_search' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='0' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 2 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 3 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 4 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 5 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 6 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 7 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 8 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 9 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 10 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 11 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 12 AND (weight = 1 or weight = 2);
#--breadth first with no orig id etc
#-- These return empty sets - origid must be specified and non null to get a result set
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = NULL;
SELECT * FROM graph WHERE latch = 'breadth_first' AND destid = 1;
SELECT * FROM graph WHERE latch = 'breadth_first' AND weight = 1;
SELECT * FROM graph WHERE latch = 'breadth_first';
--echo # Expect no result, because of invalid latch
SELECT * FROM graph WHERE latch='bogus';
SELECT * FROM graph WHERE latch=666;
SELECT * FROM graph WHERE latch='bogus' and destid=2 and origid=1;
#-- Repeat the above with legacy string
SELECT * FROM graph WHERE latch = '2' AND origid = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 4;
SELECT * FROM graph WHERE latch = '2' AND origid = 5;
SELECT * FROM graph WHERE latch = '2' AND origid = 6;
SELECT * FROM graph WHERE latch = '2' AND origid = 7;
#-- FIXME This is returning one result set, suspect this is a bug...?
SELECT * FROM graph WHERE latch = '2' AND origid = 8;
SELECT * FROM graph WHERE latch = '2' AND origid = 9;
SELECT * FROM graph WHERE latch = '2' AND origid = 10;
SELECT * FROM graph WHERE latch = '2' AND origid = 11;
SELECT * FROM graph WHERE latch = '2' AND origid = 12;
#-- FIXME This is returning one result set, suspect this is a bug...?
SELECT * FROM graph WHERE latch = '2' AND origid = 666;
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 1 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 2 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 3 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 4 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 5 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 6 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 7 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 8 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 9 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 10 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 11 AND weight = 1;
SELECT count(*) FROM graph WHERE latch = '2' AND origid = 12 AND weight = 1;
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND weight = 2;
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND weight = 3;
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND weight = 3;
--echo # Make sure we dont crash if someone passed in a UTF string
SELECT * FROM graph WHERE latch='Ohms Ω Tennis Ball 〄';
SELECT * FROM graph WHERE latch = '2' AND origid = 1 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 2 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 3 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 4 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 5 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 6 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 7 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 8 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 9 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 10 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 11 AND (weight = 1 or weight = 2);
SELECT * FROM graph WHERE latch = '2' AND origid = 12 AND (weight = 1 or weight = 2);
#-- These return empty sets - origid must be specified and non null to get a result set
SELECT * FROM graph WHERE latch = '2' AND origid = NULL;
SELECT * FROM graph WHERE latch = '2' AND destid = 1;
SELECT * FROM graph WHERE latch = '2' AND weight = 1;
SELECT * FROM graph WHERE latch = '2';
--echo # Expect no result, because of autocast and deprecated syntax
SELECT * FROM graph WHERE latch=0 and destid=2 and origid=1;
--echo # Expect no result, because of NULL latch
SELECT * FROM graph WHERE latch=NULL and destid=2 and origid=1;
--echo # Dijkstras algorithm tests
#-- We ask 'What is the path (if any) between 'origid' and 'destid'
#-- This returns the number of directed hops +1 (for the starting node)
#-- 'weight' is NULL for the starting point, or 1
#-- 'linkid' is the way point id
#-- 'seq' is the distance of the waypoint from the start (counting from zero)
#-- the default order returned is waypoints out from the start
#-- zero hop (1 row)
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=1;
#-- one hop
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=2;
#-- one hop in reverse
SELECT * FROM graph WHERE latch='dijkstras' AND origid=2 AND destid=1;
#-- two hops (via 3)
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=4;
#-- two hops in reverse direction
SELECT * FROM graph WHERE latch='dijkstras' AND origid=4 AND destid=1;
#-- no result (no connection)
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=5;
#-- no result (no destination exists)
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=666;
#-- one hop on a unidirected link
SELECT * FROM graph WHERE latch='dijkstras' AND origid=5 AND destid=7;
#-- zero hop in reverse direction on a unidirected link
SELECT * FROM graph WHERE latch='dijkstras' AND origid=7 AND destid=5;
--echo # With no latch, original data, filtered by destid, etc if present
SELECT * FROM graph;
SELECT * FROM graph WHERE destid=2 and origid=1;
#-- Trickery - what about the cyclic loop?
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=11;
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=12;
SELECT * FROM graph WHERE latch='dijkstras' AND origid=11 AND destid=10;
SELECT * FROM graph WHERE latch='dijkstras' AND origid=11 AND destid=12;
SELECT * FROM graph WHERE latch='dijkstras' AND origid=12 AND destid=10;
SELECT * FROM graph WHERE latch='dijkstras' AND origid=12 AND destid=11;
SELECT * FROM graph WHERE latch = 'breadth_first' AND origid = 1 AND (weight = 1 OR weight = 2);
--echo # legacy string number
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=1;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=2;
SELECT * FROM graph WHERE latch='1' AND origid=2 AND destid=1;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=4;
SELECT * FROM graph WHERE latch='1' AND origid=4 AND destid=1;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=5;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=666;
SELECT * FROM graph WHERE latch='1' AND origid=5 AND destid=7;
SELECT * FROM graph WHERE latch='1' AND origid=7 AND destid=5;
SELECT * FROM graph WHERE latch='1' AND origid=10 AND destid=11;
SELECT * FROM graph WHERE latch='1' AND origid=10 AND destid=12;
SELECT * FROM graph WHERE latch='1' AND origid=11 AND destid=10;
SELECT * FROM graph WHERE latch='1' AND origid=11 AND destid=12;
SELECT * FROM graph WHERE latch='1' AND origid=12 AND destid=10;
SELECT * FROM graph WHERE latch='1' AND origid=12 AND destid=11;
#-- What if we add two equally valid two-hop paths?
#--
#--
#-- +--->(14)----------+
#-- | v
#-- | +--->(11)---->(13)
#-- | | |
#-- +-(10) |
#-- ^ v
#-- +----(12)
#--
#-- We note it chooses 10,11,13 but will it always?
INSERT INTO graph_base(from_id, to_id) VALUES (11,13);
INSERT INTO graph_base(from_id, to_id) VALUES (10,14);
INSERT INTO graph_base(from_id, to_id) VALUES (14,13);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=13;
DELETE FROM graph_base where from_id=10 and to_id=11;
INSERT INTO graph_base(from_id, to_id) VALUES (10,15);
INSERT INTO graph_base(from_id, to_id) VALUES (15,13);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=13;
INSERT INTO graph_base(from_id, to_id) VALUES (10,11);
#-- We note is _appears_ to use the lowered valued node id if there are two equal paths
SELECT * FROM graph WHERE latch='dijkstras' AND origid=10 AND destid=13;
#-- Unspecified arguments:
#-- If destid unspecified, it returns all possible destinations
#-- Destinations further away are returned first
#-- Note also, weight==0 (as opposed to 1 or NULL in all other cases)
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
INSERT INTO graph_base(from_id, to_id) VALUES (21,22);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=21;
SELECT * FROM graph WHERE latch='dijkstras' AND origid=22;
INSERT INTO graph_base(from_id, to_id) VALUES (4,17);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
INSERT INTO graph_base(from_id, to_id) VALUES (4,16);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
INSERT INTO graph_base(from_id, to_id) VALUES (17,18);
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1;
#-- If origid unspecified, it returns no result - i.e. origid is mandatory
SELECT * FROM graph WHERE latch='dijkstras' AND destid=1;
--echo # Now we add a connection from 4->6
INSERT INTO graph_base (from_id,to_id) VALUES (4,6);
......@@ -98,18 +346,17 @@ DELETE FROM graph_base WHERE from_id=3 AND to_id=5;
--echo # which means there is a path in one direction only 1>3>4>6
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=6;
--echo # but not 6>4>3>1
--echo # but not 6>4>3>1 (so no result)
SELECT * FROM graph WHERE latch='dijkstras' AND origid=6 AND destid=1;
SELECT * FROM graph WHERE latch='1' AND origid=1 AND destid=6;
SELECT * FROM graph WHERE latch='1' AND origid=6 AND destid=1;
DELETE FROM graph_base;
FLUSH TABLES;
TRUNCATE TABLE graph_base;
DROP TABLE graph_base;
# Expect error if we pull the table out from under
--error S42S02
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=6;
DROP TABLE graph;
mysql-test/suite/oqgraph/boundary_conditions.test 0 → 100644
View file @ af6cbf05
--disable_warnings
DROP TABLE IF EXISTS graph_base;
DROP TABLE IF EXISTS graph;
DROP TABLE IF EXISTS graph2;
--enable_warnings
CREATE TABLE graph2 (
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';
# Because the backing store graph_base doesnt exist yet, the select should fail
--error S42S02
SELECT * FROM graph2 WHERE latch='dijkstras' AND origid=1 AND destid=6;
DROP TABLE graph2;
# Create the backing store
CREATE TABLE graph_base (
from_id INT UNSIGNED NOT NULL,
to_id INT UNSIGNED NOT NULL,
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';
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 (3,4), (4,3);
INSERT INTO graph_base(from_id, to_id) VALUES (5,6), (6,5);
--echo # No Search/0 - result should return same rows as inserted for origid,destid,weight
--echo # FIXME - THIS CODE IS CURRENTLY BROKEN
SELECT * FROM graph WHERE latch='no_search';
SELECT * FROM graph WHERE latch='no_search' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='no_search' and origid=1;
SELECT * FROM graph WHERE latch='no_search' and destid=1;
SELECT * FROM graph WHERE latch='no_search' and origid=666;
SELECT * FROM graph WHERE latch='no_search' and origid=NULL;
SELECT * FROM graph WHERE latch='0' ;
SELECT * FROM graph WHERE latch='0' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='0' and origid=1;
SELECT * FROM graph WHERE latch='0' and destid=1;
SELECT * FROM graph WHERE latch='0' and origid=666;
SELECT * FROM graph WHERE latch='0' and origid=NULL;
--echo # Expect no result, because of autocast
SELECT * FROM graph WHERE latch=1 ;
SELECT * FROM graph WHERE latch=1 and destid=2 and origid=1;
SELECT * FROM graph WHERE latch=1 and origid=1;
SELECT * FROM graph WHERE latch=1 and destid=1;
SELECT * FROM graph WHERE latch=1 and origid=666;
SELECT * FROM graph WHERE latch=1 and origid=NULL;
SELECT * FROM graph WHERE latch=2 ;
SELECT * FROM graph WHERE latch=2 and destid=2 and origid=1;
SELECT * FROM graph WHERE latch=2 and origid=1;
SELECT * FROM graph WHERE latch=2 and destid=1;
SELECT * FROM graph WHERE latch=2 and origid=666;
SELECT * FROM graph WHERE latch=2 and origid=NULL;
--echo # Should this return an error? it seems we treat it as just another bogus latch
SELECT * FROM graph WHERE latch='ThisExceeds32Characters456789012';
--echo # Expect no result, because of invalid latch
SELECT * FROM graph WHERE latch='bogus';
SELECT * FROM graph WHERE latch='bogus' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='bogus' and origid=1;
SELECT * FROM graph WHERE latch='bogus' and destid=1;
SELECT * FROM graph WHERE latch='bogus' and origid=666;
SELECT * FROM graph WHERE latch='bogus' and origid=NULL;
#-- Note the next line couter-intuitively produces no warning
SELECT * FROM graph WHERE latch='666';
SELECT * FROM graph WHERE latch='666' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='666' and origid=1;
SELECT * FROM graph WHERE latch='666' and destid=1;
SELECT * FROM graph WHERE latch='666' and origid=666;
#-- Note the next line couter-intuitively produces no warning
SELECT * FROM graph WHERE latch='666' and origid=NULL;
SELECT * FROM graph WHERE latch='-1';
SELECT * FROM graph WHERE latch='-1' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='-1' and origid=1;
SELECT * FROM graph WHERE latch='-1' and destid=1;
SELECT * FROM graph WHERE latch='-1' and origid=666;
SELECT * FROM graph WHERE latch='-1' and origid=NULL;
--echo # Make sure we dont crash if someone passed in a UTF string
#-- Note the next line couter-intuitively produces no warning
SELECT * FROM graph WHERE latch='Ω Ohms Tennis Ball 〄';
SELECT * FROM graph WHERE latch='Ω Ohms Tennis Ball 〄' and destid=2 and origid=1;
SELECT * FROM graph WHERE latch='Ω Ohms Tennis Ball 〄' and origid=1;
SELECT * FROM graph WHERE latch='Ω Ohms Tennis Ball 〄' and destid=1;
SELECT * FROM graph WHERE latch='Ω Ohms Tennis Ball 〄' and origid=666;
#-- Note the next line couter-intuitively produces no warning
SELECT * FROM graph WHERE latch='Ω Ohms Tennis Ball 〄' and origid=NULL;
--echo # Expect no result, because of autocast and deprecated syntax
--echo # Allows 0 and NULL to have same effect
#-- Note the next line couter-intuitively produces no warning
SELECT * FROM graph WHERE latch=0;
SELECT * FROM graph WHERE latch=0 and destid=2 and origid=1;
SELECT * FROM graph WHERE latch=0 and origid=1;
SELECT * FROM graph WHERE latch=0 and destid=1;
SELECT * FROM graph WHERE latch=0 and origid=666;
#-- Note the next line couter-intuitively produces no warning
SELECT * FROM graph WHERE latch=0 and origid=NULL;
--echo # Expect no result, because of NULL latch
SELECT * FROM graph WHERE latch=NULL;
SELECT * FROM graph WHERE latch=NULL and destid=2 and origid=1;
SELECT * FROM graph WHERE latch=NULL and origid=1;
SELECT * FROM graph WHERE latch=NULL and destid=1;
SELECT * FROM graph WHERE latch=NULL and origid=666;
SELECT * FROM graph WHERE latch=NULL and origid=NULL;
--echo # With no latch, original data in origid and destid columns
#-- Note, weight==1 in this case
SELECT * FROM graph;
SELECT * FROM graph WHERE destid=2 and origid=1;
SELECT * FROM graph WHERE origid=1;
SELECT * FROM graph WHERE destid=1;
SELECT * FROM graph WHERE origid=666;
SELECT * FROM graph WHERE origid=NULL;
#-- what happens if we have two links the same?
--error 1062
INSERT INTO graph_base(from_id, to_id) VALUES (1,2);
DELETE FROM graph_base;
#-- Uncomment the following after fixing https://bugs.launchpad.net/oqgraph/+bug/1195735
#-- FIXME SELECT * FROM graph;
FLUSH TABLES;
TRUNCATE TABLE graph_base;
#-- Uncomment the following after fixing https://bugs.launchpad.net/oqgraph/+bug/xxxxxxx - Causes the later select to not fail!
#-- FIXME SELECT * FROM graph;
#-- Expect error if we pull the table out from under
DROP TABLE graph_base;
--error S42S02
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=6;
DROP TABLE graph;
mysql-test/suite/oqgraph/regression_1195735.test 0 → 100644
View file @ af6cbf05
# Regression test for https://bugs.launchpad.net/oqgraph/+bug/1195735
#--reproduce bug where select * from graph after delete from graph_base hangs the server
--disable_warnings
DROP TABLE IF EXISTS graph_base;
DROP TABLE IF EXISTS graph;
--enable_warnings
# Create the backing store
CREATE TABLE graph_base (
from_id INT UNSIGNED NOT NULL,
to_id INT UNSIGNED NOT NULL,
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';
INSERT INTO graph_base(from_id, to_id) VALUES (1,2), (2,1);
--echo One select of any clauses at all on graph here caused a hang on the select after the DELETE FROM
#-- even this if it is the only one - but it doesnt hang here ... SELECT * FROM graph;
SELECT * FROM graph WHERE destid=2 and origid=1;
DELETE FROM graph_base;
#-- Bug 1195735 hangs on the next line
SELECT * from graph;
FLUSH TABLES;
TRUNCATE TABLE graph_base;
DROP TABLE graph_base;
--error S42S02
SELECT * FROM graph WHERE latch='dijkstras' AND origid=1 AND destid=6;
DROP TABLE graph;
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