CREATE TABLE broadcast_share (Channel_ID NUMBER, Program_ID NUMBER, Date CLOB, Share_in_percent FLOAT)
CREATE TABLE channel (Channel_ID NUMBER, Name CLOB, Owner CLOB, Share_in_percent FLOAT, Rating_in_percent FLOAT)
CREATE TABLE program (Program_ID NUMBER, Name CLOB, Origin CLOB, Launch FLOAT, Owner CLOB)
CREATE TABLE broadcast (Channel_ID NUMBER, Program_ID NUMBER, Time_of_day CLOB)

Find the total rating ratio for each channel owner Visualize by bar chart, display Y-axis from low to high order please.
SELECT Owner, SUM(Rating_in_percent) FROM channel GROUP BY Owner ORDER BY SUM(Rating_in_percent)
SELECT "Owner", SUM("Rating_in_percent") FROM "channel" GROUP BY "Owner" ORDER BY SUM("Rating_in_percent")