在创建表的过程中,_______用来定义唯一性约束。 A: A.DISTINCT B: B.EXISTS C: C.DEFAULT D: D.UNIQUE
在创建表的过程中,_______用来定义唯一性约束。 A: A.DISTINCT B: B.EXISTS C: C.DEFAULT D: D.UNIQUE
One of the _______ features of this book is its______ illustrations. A: distinguished; distinctive B: distinct ; distinct C: distinctive; distinct
One of the _______ features of this book is its______ illustrations. A: distinguished; distinctive B: distinct ; distinct C: distinctive; distinct
One of the _______(distinctive/distinct)features of this book is its_______(distinctive/distinct)illustrations.
One of the _______(distinctive/distinct)features of this book is its_______(distinctive/distinct)illustrations.
distinct
distinct
select count(distinct
select count(distinct
One of the ___ features of this book is its ____ illustrations. ( ) A: distinctive; distinct B: distinctive; distinction C: distincted; distinctiveness D: distincted; distinct
One of the ___ features of this book is its ____ illustrations. ( ) A: distinctive; distinct B: distinctive; distinction C: distincted; distinctiveness D: distincted; distinct
A distinct purpose is important in defining an organization.
A distinct purpose is important in defining an organization.
SQL语法中,用查询语句时,以下执行顺序正确的是? A: from、where、groupby、select、distinct*、having、orderby B: from、where、groupby、having、select、distinct*、orderby C: from、groupby、where、select、distinct*、having、orderby D: from、where、groupby、select、distinct*、orderby、having
SQL语法中,用查询语句时,以下执行顺序正确的是? A: from、where、groupby、select、distinct*、having、orderby B: from、where、groupby、having、select、distinct*、orderby C: from、groupby、where、select、distinct*、having、orderby D: from、where、groupby、select、distinct*、orderby、having
Sometimes, a man’s way of handling a problem ______ a woman’s A: different from B: differ from C: distinct from D: is distinct from
Sometimes, a man’s way of handling a problem ______ a woman’s A: different from B: differ from C: distinct from D: is distinct from
What are the two distinct sets of econom...government operates?
What are the two distinct sets of econom...government operates?