求助下题的答案
资料简介：
Which of the following SQL statements is guaranteed to always produce a result table that
consists of at most, only one row?
A. FETCH INTO
B. SELECT INTO
C. DECLARE CURSOR
D. DECLARE GLOBAL TEMPORARY TABLE
答案是B，但是select into是可以复制整张表或者一部分的表的啊。
难道是用where限定只拷贝一行？
consists of at most, only one row?
A. FETCH INTO
B. SELECT INTO
C. DECLARE CURSOR
D. DECLARE GLOBAL TEMPORARY TABLE
答案是B，但是select into是可以复制整张表或者一部分的表的啊。
难道是用where限定只拷贝一行？
2012-07-31
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