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, 3103🔥, 0💬
Popular Posts:
How To Get a List of All Tables with "sys.tables" View in SQL Server? If you want to see the table y...
How REAL and FLOAT Literal Values Are Rounded in SQL Server Transact-SQL? By definition, FLOAT(n) sh...
Why I Can Not Enter 0.001 Second in DATETIME values in SQL Server Transact-SQL? If you enter millise...
How To Query Tables and Loop through the Returning Rows in MySQL? The best way to query tables and l...
What Is an Oracle Tablespace in Oracle? An Oracle tablespace is a big unit of logical storage in an ...