Collections:
JSON_OVERLAPS() - Checking JSON Overlaps
How to check if two JSON values have overlaps using the JSON_OVERLAPS() function?
✍: FYIcenter.com
JSON_OVERLAPS(json1, json2) is a MySQL built-in function that
detects overlaps of two JSON values using the following rules:
For example:
SELECT JSON_OVERLAPS("[1,3,5,7]", "[2,5,7]");
-- +---------------------------------------+
-- | JSON_OVERLAPS("[1,3,5,7]", "[2,5,7]") |
-- +---------------------------------------+
-- | 1 |
-- +---------------------------------------+
SELECT JSON_OVERLAPS('{"a":1,"b":10,"d":10}', '{"c":1,"e":10,"f":1,"d":10}');
-- +-----------------------------------------------------------------------+
-- | JSON_OVERLAPS('{"a":1,"b":10,"d":10}', '{"c":1,"e":10,"f":1,"d":10}') |
-- +-----------------------------------------------------------------------+
-- | 1 |
-- +-----------------------------------------------------------------------+
SELECT JSON_OVERLAPS('5', '5');
-- +-------------------------+
-- | JSON_OVERLAPS('5', '5') |
-- +-------------------------+
-- | 1 |
-- +-------------------------+
SELECT JSON_OVERLAPS('[4,5,6,7]', '6');
-- +---------------------------------+
-- | JSON_OVERLAPS('[4,5,6,7]', '6') |
-- +---------------------------------+
-- | 1 |
-- +---------------------------------+
SELECT JSON_OVERLAPS('{"a": 6}', '6');
-- +--------------------------------+
-- | JSON_OVERLAPS('{"a": 6}', '6') |
-- +--------------------------------+
-- | 0 |
-- +--------------------------------+
SELECT JSON_OVERLAPS('{"a": 6}', '["a",6]');
-- +--------------------------------------+
-- | JSON_OVERLAPS('{"a": 6}', '["a",6]') |
-- +--------------------------------------+
-- | 0 |
-- +--------------------------------------+
Reference information of the JSON_OVERLAPS() function:
JSON_OVERLAPS(json1, json2): int Returns 1 if two JSON values has an overlap. Otherwise it returns 0. Arguments, return value and availability: json1, json2: Required. The JSON values to be compared. int: Return value. The comparison result, 0 or 1. Available since MySQL 8.0.
⇒ JSON_PRETTY() - Validating JSON Value
⇐ JSON_OBJECT() - Creating JSON Object
2024-12-18, 7778🔥, 0💬
Popular Posts:
How to download and install SQL Server 2005 Sample Scripts in SQL Server? If you want to learn from ...
How to set the current database in SQL Server? Once you are connected to the SQL Server, you should ...
How Many Groups of Data Types in MySQL? MySQL support 3 groups of data types as listed below: String...
How To Query Tables and Loop through the Returning Rows in MySQL? The best way to query tables and l...
How to run Queries with SQL Server Management Studio Express in SQL Server? 1. Launch and connect SQ...