How to determine whether a table column exists in a table 1

Run this query, and if the column exists, it will return a number greater than 0:
Select Coalesce(Col_length(‘authors’,’au_lname’),0)
Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s