a 923: orari, fermate e mappe

ora 923 ORA-00923: FROM keyword not found where expected Below is the SQL : SELECT A.Agent_key, Sum(Total_Orders) FROM (SELECT A.Agent_key, Sum(Total_Orders). I have been getting the error ORA-00923: FROM keyword not found where expected and do not know why, please help. Do check for missing spaces in the sql query. I ran into another

orang mati erek erek, ORA is a salient tool for improving the postoperative refractive accuracy of trifocal IOL power calculations and may help in determining the need for toric.