mariadb json select

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showing results for - "mariadb json select"

27 Jan 2016

1+----+--------+-------+-------+---------------------------------+
2| id | name   | price | stock | attr                            |
3+----+--------+-------+-------+---------------------------------+
4|  2 | Shirt  | 10.50 |    78 | {"size": 42, "colour": "white"} |
5|  3 | Blouse | 17.00 |    15 | {"colour": "white"}             |
6+----+--------+-------+-------+---------------------------------+
7  
8SELECT name FROM clothes WHERE JSON_EXTRACT(attr, '$.size') = 42;

source

Davide

02 Nov 2019

1+----+--------+-------+-------+---------------------------------+
2| id | name   | price | stock | attr                            |
3+----+--------+-------+-------+---------------------------------+
4|  2 | Shirt  | 10.50 |    78 | {"size": 42, "colour": "white"} |
5|  3 | Blouse | 17.00 |    15 | {"colour": "white"}             |
6+----+--------+-------+-------+---------------------------------+
7
8UPDATE
9  Clothes
10SET
11  attr = JSON_REMOVE(attr, '$.size');
12WHERE
13	id = 2;
14    
15+----+--------+-------+-------+---------------------------------+
16| id | name   | price | stock | attr                            |
17+----+--------+-------+-------+---------------------------------+
18|  2 | Shirt  | 10.50 |    78 | {"colour": "white"} 			|
19|  3 | Blouse | 17.00 |    15 | {"colour": "white"} 			|
20+----+--------+-------+-------+---------------------------------+

source

Florent

25 Apr 2016

1+----+--------+-------+-------+---------------------------------+
2| id | name   | price | stock | attr                            |
3+----+--------+-------+-------+---------------------------------+
4|  2 | Shirt  | 10.50 |    78 | {"size": 42, "colour": "white"} |
5|  3 | Blouse | 17.00 |    15 | {"colour": "white"}             |
6+----+--------+-------+-------+---------------------------------+
7
8UPDATE
9  Clothes
10SET
11  attr = JSON_INSERT(attr, '$.size', 40);
12WHERE
13	id = 3;
14    
15+----+--------+-------+-------+---------------------------------+
16| id | name   | price | stock | attr                            |
17+----+--------+-------+-------+---------------------------------+
18|  2 | Shirt  | 10.50 |    78 | {"size": 42, "colour": "white"} |
19|  3 | Blouse | 17.00 |    15 | {"colour": "white", "size": 40} |
20+----+--------+-------+-------+---------------------------------+

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