Prevent duplicates in microsoft access




















Was this reply helpful? Yes No. Sorry this didn't help. Thanks for your feedback. I found this on the net and tried adding what you gave me and everything worked except it did not take me to the first record as I had hoped. Is it possible with what I have? Where my problem seems to be is in the rsc.

FindFirst stLinkCriteria. FindFirst stLinkCriteria Me. Please Help me, This is my code is to prevent duplicate record. But it show only one time it not checking other rows pls help me. If IsNull Me. ElseIf IsNull Me. If Me. The reader doesn't have to second guess—with a glance, the reader can see where the order begins and ends.

That's because the order value is the one value in the one-to-many relationship between the orders and the products that comprise each order. That won't always be the result; when you hide duplicates on the many side, you can get unexpected results.

For instance, look what happens when you hide duplicates for the product name. Logically, you probably wouldn't hide the product names because they wouldn't repeat within a given order, but for the sake of the example, please play along because they represent the many side of a one-to-many relationship. If you hide duplicates in the product name field, the report doesn't display the product name for the first item in order That would be a problem for most of us.

If you check the underlying query, you'll find that the product is Louisiana Fiery Hot Pepper Sauce—the same as the last item in the preceding order. The Hide Duplicates property doesn't know the difference between order and You might be asking yourself just how helpful this property is if it can't discern between groups.

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