can_s=request.QueryString( "zi_y ")
sql= "select * from xin_x_l_b where Lei_b_bh= "&can_s
如果zi_y是数字型时（长整型）时我发现这句话没有问题
但是zi_y是字符型时就错，
老师，这是为什么呢？
------解决方案--------------------
sql= "select * from xin_x_l_b where Lei_b_bh= ' "&can_s& " ' "
详细解决方案
关于SQL(asp),该怎么解决
热度：95 发布时间：2012-02-13 17:20:26.0
can_s=request.QueryString( "zi_y ")
sql= "select * from xin_x_l_b where Lei_b_bh= "&can_s
如果zi_y是数字型时（长整型）时我发现这句话没有问题
但是zi_y是字符型时就错，
老师，这是为什么呢？
------解决方案--------------------
sql= "select * from xin_x_l_b where Lei_b_bh= ' "&can_s& " ' "
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