使用SQL语句将学生表S中年龄(AGE)大于30岁的记录删除,正确的命令是( )。
A:DELETE FOR AGE>30 B:DELETE FROM S WHEREAGE>30 C:DELETE S FORAGE>30 D:DELETE S WHERE AGE>30
SQL中,“AGE IN(15,35)”的正确含义是______。
A:AGE=15 AND AGE=35 B:AGE=15 OR AGE=35 C:AGE<=35 AND AGE>=15 D:AGE<35 AND AGE>15
使用 SQL 语句将学生表 S 中年龄(AGE)大于 30 岁的记录删除,正确的命令是______。
A:DELETE FOR AGE>30 B:DELETE FROM S WHERE AGE>30 C:DELETE S FOR AGE>30 D:DELETE S WHERE AGE>30
使用 SQL 语句将学生表 S 中年龄(AGE)大于 30 岁的记录删除,正确的命令是______。
A:DELETE FOR AGE>30 B:DELETE FROM S WHERE AGE>30 C:DELETE S FOR AGE>30 D:DELETE S WHERE AGE>30
使用 SQL 语句将学生表 S 中年龄(AGE)大于 30 岁的记录删除,正确的命令是()。
A:DELETE FOR AGE>30 B:DELETE FROM S WHERE AGE>30 C:DELETE S FOR AGE>30 D:DELETE S WHERE AGE>30
使用SQL语句将学生表S中年龄(AGE)大于30岁的记录删除,正确的命令是()。
A:DELETE FOR AGE>30 B:DELETE FROM S WHERE AGE>30 C:DELETE S FOR AGE>30 D:DELETE S WHERE AGE>30