oracle database - Why is this query showing error ORA-00923:

ora 923 Learn the cause and how to resolve the ORA-00923 error message in Oracle. You tried to execute a SELECT statement, and you either missed or misplaced the FROM keyword.. 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

ora923 slot, The ORA-00923: FROM keyword not found where expected error occurs when the FROM keyword is missing, misspelled, or misplaced in the Oracle SQL statement such as select or.