CREATE TABLE `t1` ( `id` int(11) NOT NULL, `jdoc` json DEFAULT NULL ) ENGINE=InnoDB DEFAULT CHARSET=latin1; INSERT INTO `t1` (`id`, `jdoc`) VALUES (1, '["officia", "et", "anim", "dolore", "ut", "duis", "quis"]'), (2, '{"valid_until": "23.03.2016"}'), (4, '{"valid_until": "24.04.2012"}'), (6, '["lorem", "ipsum"]'), (7, '{"valid_until": "24.04.2034"}'); ALTER TABLE `t1` ADD PRIMARY KEY (`id`); ALTER TABLE `t1` MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=8; -- SELECT id, json_extract(jdoc, "$.valid_until") as jd FROM t1 WHERE json_extract(jdoc, "$.valid_until") IS NOT NULL -- INSERT INTO t1 VALUES (null, '{"valid_until":"24.04.2034"}' ) -- UPDATE t1 SET jdoc= JSON_SET(jdoc, "$.valid_until", "24.04.2016") WHERE id = 3; -- DELETE FROM t1 WHERE json_extract(jdoc, "$.valid_until") = '24.04.2016';
Monday, December 5, 2016
MySQL and JSON column
Since version 5.7 MySQL has support for JSON. Here's create table script and simple CRUD SQL statements.
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