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WITH t(jsdata) AS ( SELECT '{ "123456":{"first":"hello","second":"there"}, "78910":{"first":"All good?"} }' ), t1 AS ( SELECT @i := @i + 1 AS rn, JSON_UNQUOTE( JSON_EXTRACT( JSON_KEYS(jsdata),CONCAT('$[',@i,']')) ) AS ID, jsdata FROM information_schema.tables AS t1 CROSS JOIN (SELECT @i := -1, t.* FROM t) AS t2 WHERE @i < JSON_LENGTH( JSON_KEYS(jsdata) ) - 1 ) SELECT t1.ID, JSON_UNQUOTE( JSON_EXTRACT( JSON_QUERY(jsdata, CONCAT('$.',ID)) ,"$.first") ) AS word FROM t1
ID
word
123456
hello
78910
All good?