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MDEV-29672 Add MTR tests covering key and key segment flags and types

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This commit is contained in:
Alexander Barkov
2022-09-28 18:49:09 +04:00
parent e3fdabd501
commit 1118e979c2
7 changed files with 5257 additions and 1 deletions
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64
mysql-test/main/myisam_debug_keys.test Normal file
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--source include/have_debug.inc
--echo #
--echo # MDEV-29672 Add MTR tests covering key and key segment flags and types
--echo #
SET debug_dbug='+d,key';
CREATE TABLE types (
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
type TEXT NOT NULL,
prefix_length INT NOT NULL
);
INSERT INTO types (type, prefix_length) VALUES
('INT', 0),
('BIGINT', 0),
('DOUBLE', 0),
('DECIMAL(20,10)', 0),
('CHAR(4)', 0),
('CHAR(10)', 0),
('VARCHAR(4)', 0),
('VARCHAR(6)', 0),
('VARCHAR(8)', 0),
('VARCHAR(12)', 0),
('VARCHAR(16)', 0),
('VARCHAR(100)', 0),
('TEXT', 4),
('TEXT', 6),
('TEXT', 8),
('TEXT', 12),
('TEXT', 16),
('TEXT', 100);
DELIMITER $$;
BEGIN NOT ATOMIC
DECLARE create2_template TEXT
DEFAULT 'CREATE TABLE t1 (a TYPE1 NOT NULL, b TYPE2 NOT NULL, KEY(SEG1,SEG2))';
DECLARE cur2 CURSOR FOR
SELECT t1.type AS type1,
t2.type AS type2,
t1.prefix_length AS prefix_length1,
t2.prefix_length AS prefix_length2
FROM types AS t1, types AS t2
ORDER BY t1.id, t2.id;
FOR rec IN cur2 DO
BEGIN
DECLARE tabledef TEXT DEFAULT REPLACE(create2_template,'TYPE1', rec.type1);
SET tabledef=REPLACE(tabledef, 'TYPE2', rec.type2);
SET tabledef=REPLACE(tabledef, 'SEG1',
IF(rec.prefix_length1,
CONCAT('a(',rec.prefix_length1,')'), 'a'));
SET tabledef=REPLACE(tabledef, 'SEG2',
IF(rec.prefix_length2,
CONCAT('b(',rec.prefix_length2,')'), 'b'));
SELECT tabledef AS ``;
EXECUTE IMMEDIATE tabledef;
SHOW WARNINGS;
SHOW CREATE TABLE t1;
DROP TABLE t1;
END;
END FOR;
END;
$$
DELIMITER ;$$
DROP TABLE types;
SET debug_dbug='';