insert into t1 values ('Jeans', '{"color": ["green", "brown"], "price": 50}');
insert into t1 values ('Shirt', '{"color": ["blue", "white"], "price": 20}');
insert into t1 values ('Jeans', '{"color": ["black"], "price": 60}');
insert into t1 values ('Jeans', '{"color": ["gray"], "price": 60}');
insert into t1 values ('Laptop', '{"color": ["black"], "price": 1000}');
insert into t1 values ('Shirt', '{"color": ["black"], "price": 20}');
select t.item_name, jt.* from (select t1.item_name, concat(concat(concat("{\"color\": ",concat(concat("[\"",group_concat(jt.color separator "\", \"")),"\"]")),','),concat(concat("\"price\": ",jt.price),'}')) as item_props from t1, json_table(t1.item_props, '$' columns (nested path '$.color[*]' columns (color varchar(32) path '$'), price int path '$.price')) as jt group by t1.item_name, jt.price) as t, json_table(t.item_props, '$' columns (nested path '$.color[*]' columns (color varchar(32) path '$'), price int path '$.price')) as jt order by t.item_name, jt.price, jt.color;