Updating tables in access 2016

To use that data properly, we need to fill in the blanks.

An alternative method is to fix the data in Excel before you import it.

That’s fine if it’s a one-time import, but the advantage of creating this process in Access is that, once set up, it’s easily repeated.

Duplicate data was deleted in each of the three Group columns, leaving only the first unique value.

This represents the way that data may come in from Excel without repeating in the columns.

, with the Criteria set to “Is Null.” This tells Access to look at the value of Group 1.

If it’s empty, it will insert the Group 1 value of the preceding record.

The cause could be in either the VBA code or behind the code for Form event properties (e.g. You turn it off, do something, then turn it back on.

Now run your process again in Access, you will be pleased you'd not be prompted as to whether or not you want to take the action. However, sometimes you may come across odd occasions where you unselected the three checkboxes, but you still get prompts.

An index stores the location of records based on the field or fields that you choose.

After Access gets the location from the index, it can then find the data by moving directly to the correct location, rather than having to search through all the records in the table to find the right data.

But imagine if the data involves hundreds or thousands of lines.

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