mirror of
https://github.com/MariaDB/server.git
synced 2025-04-22 07:05:33 +02:00
32 lines
1.1 KiB
Text
32 lines
1.1 KiB
Text
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,
|
|
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);
|
|
One select of any clauses at all on graph here caused a hang on the select after the DELETE FROM
|
|
SELECT * FROM graph WHERE destid=2 and origid=1;
|
|
latch origid destid weight seq linkid
|
|
NULL 1 2 1 NULL NULL
|
|
DELETE FROM graph_base;
|
|
SELECT * from graph;
|
|
latch origid destid weight seq linkid
|
|
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;
|