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create table Tags ( id int, tag varchar(255) ); insert into Tags (id, tag) values (12, "car|plane|truck"), (11, "plane"); set @id = 0; select @id:=(@id + 1) as id, id as case_id, JSON_UNQUOTE(JSON_EXTRACT( CONCAT('["', REPLACE(tag, '|', '", "'), '"]'), CONCAT('$[',pos,']') )) tag from Tags join JSON_TABLE( "[0,1,2,3]", "$[*]" COLUMNS(pos varchar(255) PATH '$') ) as seq -- on seq.pos<JSON_LENGTH(CONCAT('["', REPLACE(tag, '|', '", "'), '"]')) ;
id
case_id
tag
1
11
plane
2
12
car
3
12
plane
4
12
truck