[单选题])删除视图salary的命令是A.) DROP VIEW salaryB.) DROP salary VIEWC.) DELETE salaryD.) DELETE salaryVIEW
[单选题]删除视图salary的命令是A.DROP salary VIEWB.DROP VIEW salaryC.DELETE salary VIEWD.DELETE salary
[单选题]删除视图salary的命令是A.DROP salary VIEWB.DROP VIEW salaryC.DELETE salary VIEWD.DELETE salary
[单选题]删除视图salary的命令是( )。A.DROPVIEWsalaryB.DROPsalaryVIEWC.DELECTsalaryD.DELECTsa
[单选题]SQL 语句中删除视图的命令是A.)DROP TABLEB.)DROP VIEWC.)ERASE TABLED.)ERASE VIEW
[单选题]删除视图stuvw的命令是( )。A.)DROP stuvwB.)DROP VIEW stuvwC.) DELETE stuvwD.)DELETE VIEW stuvw
[单选题]删除视图 myview 的命令是A.)DELETE myview VIEWB.)DELETE myviewC.)DROP myview VIEWD.)DROP VIEW myview
[单选题]删除视图stuvw的命令是( )。A.)DROP stuvwC.) DELETE stuvwB.)DROP VIEW stuvwD.)DELETE VIEW stuvw
[单选题]删除视图stuvw的命令是( )。A.)DROP stuvwB.)DROPVIEW stuvwC.)DELETE stuvwD.)DELETE VIEW stuvw
[单选题]在SQL中,删除视图用______。A.DROP SCHEMA命令 B、CREATE TABLE命令 C、DROP VIEW命令 D、DROP INDEX命令