Error (ORA-00923: FROM keyword not found where expected)

ora 923 A che ora inizia il servizio la a bus 923? La a bus 923 inizia servizio alle 06:00 di lunedì, martedì, mercoledì, giovedì, venerdì. A che ora termina. ORA-00923 occurs when you try to execute a SELECT or REVOKE statement without a FROM keyword in its correct form and place. If you are seeing this error, the keyword FROM is

ora923, ORA-00923 occurs when you try to execute a SELECT or REVOKE statement without a FROM keyword in its correct form and place. If you are seeing this error, the keyword FROM is.