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# Regression test for https://bugs.launchpad.net/oqgraph/+bug/1133093
# Reproduce bug where order by seq crashes
--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,
    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';

# -- do some stuff

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;
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;
DROP TABLE graph_base;


# Probably a separate issue: if the test is exited without dropping the tables at all
# then there is a memory leak reported