[ORAエラー] ORA-00923: FROMキーワードがのにあり

ora 923 このエラーはのようなにします SQL> select sysdate dual; select sysdate dual * 1でエラーがしました : ORA-00923: FROMキーワードがのに. 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)

orang tua slot, ORA-00923: FROM keyword not found where expected SQL: SELECT DISTINCT B10.EMPLID from PS_BEN_PROG_PARTIC a10, PS_EMPLOYEES b10,.