title: Compare two table of two different access databases
body: <p>This question might be bit old but i'm not  getting right answer when i google it .</p>
  
  <p>I have two access databases one is A and another one B . Both will have same table structures and column names definitely .I want to compare data in each table and produce the result that is different from the both </p>
  
  <p>I have a primary key in each tables .</p>
  
  <p>Is it possible in access.Will it be fast if i have to compare total of 20000 records on whole </p>