proc sql format

Products on-line within 24 hours:SELECT * FROM goodsWHERE date_sub (Curdate (), INTERVAL 1 day) Today's online Products:SELECT * FROM goods where to_days (add_time) =to_days (now ());====== Reference =========MySQL query today, yesterday, 7 days, nearly 30 days, this month dataTodaySELECT * FROM table name where To_days (Time field name) =to_days (now ());YesterdaySELECT * from ' table name ' where To_days (now ()) –to_days (Time field name) = 1;/*datediff (now (), From_unixtime (' Time field na

Label:Declare a Declare b Declare c Declare ... Declare cursor_name Cursor--declaring a cursor for (SELECT * from table) querying an arranged table open cursor_name opening a cursor FETCH NEXT from cursor_name the cursor down, into @a,@b,@c ..... Get data into the previously defined variable @a,@b,@c ..... Medium while @ @FETCH_STATUS = 0--Determine if data was successfully obtained Begin .... ....... ....... FETCH NEXT from Cursor_name --Move the cursor down the en