QUERY PLAN
Sort (cost=0.02..0.03 rows=1 width=112)
Sort Key: u.pinyin1, u.namecut1, u.pinyin2, u.namecut2, u.pinyin3, u.namecut3, u.pinyin4, u.namecut4
-> HashAggregate (cost=0.00..0.01 rows=1 width=112)
Group Key: u.id, sg.y_budget, sg.y_profit
-> Result (cost=0.00..0.00 rows=0 width=108)
One-Time Filter: false