You are viewing an old version of this article. View the current version here.
MariaDB starting with 10.3.16

JSON_MERGE_PATCH was introduced in MariaDB 10.3.16 and MariaDB 10.4.5.


JSON_MERGE_PATCH(json_doc, json_doc[, json_doc] ...)


Merges the given JSON documents, returning the merged result, or NULL if any argument is NULL.

JSON_MERGE_PATCH is an RFC 7396-compliant replacement for JSON_MERGE, which has been deprecated.


SET @json1 = '[1, 2]';
SET @json2 = '[2, 3]';
SELECT JSON_MERGE_PATCH(@json1,@json2),JSON_MERGE_PRESERVE(@json1,@json2);
| JSON_MERGE_PATCH(@json1,@json2) | JSON_MERGE_PRESERVE(@json1,@json2) |
| [2, 3]                          | [1, 2, 2, 3]                       |


Comments loading...
Content reproduced on this site is the property of its respective owners, and this content is not reviewed in advance by MariaDB. The views, information and opinions expressed by this content do not necessarily represent those of MariaDB or any other party.