萧 萧

摘要： ref cursor,可以在程序集建传递结果集REF CURSOR分两种：1.Strong REF CURSOR:指定return type,CURSOR变量的类型必须和return type一致。DECLARE TYPE strongcurtyp is ref cursor return emp%rowtype; emp_cv strongcurtyp;2.Weak REF CURSOR:不指定return type,能和任何类型的CURSOR变量匹配。DECLARE TYPE weakcurtyp is ref cursor; weak_cv weakcurtyp;any_cv sys_r 阅读全文