convert zero-length to Null

A

alwaweru

I am trying to change zero-length strings to Null on a table. How do i
do this.
 
K

KARL DEWEY

Use an update query. First backup your database.
UPDATE Mark SET Mark.status = Null
WHERE (((Mark.status)=""));
Substitue your table name for Mark and your field name for status.
 

Ask a Question

Want to reply to this thread or ask your own question?

You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.

Ask a Question

Similar Threads

Appending zero-length string 3
How do I remove zero length string from the fields in my table? 4
Data Conversion Expression returns #Error 2
Testing for null 4
Query to convert zero lenght string to Null 1
Convert zero-length string or blank cell to null 3
ALTER TABLE query - "Allow zero length" 2
Text to Time converstion problem 2

Top