问题
单项选择题
删除视图myview的命令是
A) DELETE myview VIEW
B) DELETE myview
C) DROP myview VIEW
D) DROP VIEW myview
答案
参考答案：D
解析： 根据删除视图命令的格式可知选项D正确。
搜题请搜索小程序“爱下问搜题”
删除视图myview的命令是
A) DELETE myview VIEW
B) DELETE myview
C) DROP myview VIEW
D) DROP VIEW myview
参考答案：D
解析： 根据删除视图命令的格式可知选项D正确。
| 请根据句意从方框中选择合适的单词，并用其适当形式填空，使句子通顺。 | |
2. Mrs. White spoke slowly and ________, so we all understood her easily. 3. 一What do baby pandas look like at birth? 一Little white ________, I think. 4. He went to the Great Wall yesterday and enjoyed ________ very much. 5. Jack runs faster than I, but I jump ________ than he. |