MySQL 8.0

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CREATE TABLE arts (tops JSON) SELECT '{"what": "video", "title": "antonio"}' tops;
SELECT tops, tops->'$.title' title FROM arts;  

tops
title

{"what": "video", "title": "antonio"}
"antonio"

SELECT tops, JSON_EXTRACT(tops, '$.title') title FROM arts;  

tops
title

{"what": "video", "title": "antonio"}
"antonio"