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UPDATE cmf_user u, (
SELECT if(more ->> '$.mobile' IS NULL, '', more ->> '$.mobile') AS mobile
, user_id
FROM `cmf_third_party_user`
) b
SET u.mobile = b.mobile
WHERE u.id = b.user_id
AND u.mobile = ''
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UPDATE a, b
SET a.title = b.title, a.name = b.name
WHERE a.id = b.id