日期:2014-05-18 浏览次数:20493 次
create function account_count(@customer_name char(20)) returns integer as begin declare @a_count integer; select count(*) into @a_count --不知错在哪里了 from depositor where depositor.customer_name=@customer_name return @a_count; end
create function account_count(@customer_name char(20)) returns integer as begin declare @a_count integer; select @a_count=count(*) --不是oracle 不能那样给变量赋值 from depositor where depositor.customer_name=@customer_name return @a_count; end