[MDEV-11569] JSON_ARRAY_INSERT produces an invalid result Created: 2016-12-14  Updated: 2016-12-16  Resolved: 2016-12-16

Status: Closed
Project: MariaDB Server
Component/s: JSON
Affects Version/s: 10.2
Fix Version/s: 10.2.3

Type: Bug Priority: Major
Reporter: Elena Stepanova Assignee: Alexey Botchkov
Resolution: Fixed Votes: 0
Labels: None

Issue Links:
Relates
relates to MDEV-9143 JSON_xxx functions Closed

 Description   

MariaDB 10.2

MariaDB [test]> SET @j = '["a", {"b": [1, 2]}, [3, 4]]';
Query OK, 0 rows affected (0.00 sec)
 
MariaDB [test]> SELECT JSON_ARRAY_INSERT(@j, '$[2][1]', 'y');
+---------------------------------------+
| JSON_ARRAY_INSERT(@j, '$[2][1]', 'y') |
+---------------------------------------+
| ["a", {"b": [1, 2]}, [3,, "y" 4]]     |
+---------------------------------------+
1 row in set (0.00 sec)

MySQL 5.7

MySQL [test]> SET @j = '["a", {"b": [1, 2]}, [3, 4]]';
Query OK, 0 rows affected (0.00 sec)
 
MySQL [test]> SELECT JSON_ARRAY_INSERT(@j, '$[2][1]', 'y');
+---------------------------------------+
| JSON_ARRAY_INSERT(@j, '$[2][1]', 'y') |
+---------------------------------------+
| ["a", {"b": [1, 2]}, [3, "y", 4]]     |
+---------------------------------------+
1 row in set (0.00 sec)



 Comments   
Comment by Alexey Botchkov [ 2016-12-16 ]

http://lists.askmonty.org/pipermail/commits/2016-December/010290.html

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