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DROP TABLE IF EXISTS scores;
SET NAMES UTF8;
CREATE TABLE scores (
id BIGINT(20) PRIMARY KEY AUTO_INCREMENT NOT NULL,
name CHAR(30) NOT NULL,
score INT NOT NULL
) DEFAULT CHARSET=UTF8;
SHOW CREATE TABLE scores;
Table Create Table
scores CREATE TABLE `scores` (
`id` bigint(20) NOT NULL AUTO_INCREMENT,
`name` char(30) NOT NULL,
`score` int(11) NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=Mroonga DEFAULT CHARSET=utf8mb3
INSERT INTO scores (name, score) VALUES("Taro Yamada", 29);
INSERT INTO scores (name, score) VALUES("Taro Yamada", -12);
INSERT INTO scores (name, score) VALUES("Jiro Yamada", 27);
INSERT INTO scores (name, score) VALUES("Taro Yamada", 10);
SELECT * FROM scores
WHERE name = "Taro Yamada" AND (score >= -12 AND score < 29);
id name score
2 Taro Yamada -12
4 Taro Yamada 10
ALTER TABLE scores ADD KEY property (name, score);
SELECT * FROM scores
WHERE name = "Taro Yamada" AND (score >= -12 AND score < 29);
id name score
2 Taro Yamada -12
4 Taro Yamada 10
DROP TABLE scores;
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