下列SQL的數(shù)據(jù)定義語句組中，(C)包含了不正確的數(shù)據(jù)定義語句。
Ⅰ.CREATETABLE…CREATEVIEW…CREATEINDEX…
Ⅱ.DROPTABLE…DROPVIEW…DROPINDEX…
Ⅲ.ALTERTABLE…ALTERVIEW…ALTERINDEX
A、僅ⅠC
暫無解析
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