Yes, data assist search will only recognize the column names from your table, not aliases you create in the SQL.
it is a good practice to avoid duplicate column names in your table to prevent this problem.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.