Official website introduction: JSON_VALUE (oracle.com)
Instructions:
select * from testInfo where json_value(user,'$.id')='121';
Description: The key of querying the json field user in the testInfo table is the data with an id value of 121.
Official website introduction: JSON_VALUE (oracle.com)
Instructions:
select * from testInfo where json_value(user,'$.id')='121';
Description: The key of querying the json field user in the testInfo table is the data with an id value of 121.