Hi,

> I am new to FireBird. I tried on the web but mo information.
> How do I change(increase/decrease ) the column size in FireBird.

You cannot decrease the column size, only increase it.

This is done via an ALTER TABLE statement.

Alternatively, download yourself a GUI tool like Database
Workbench, modify your table and click "Save".

Martijn Tonies
Database Workbench - development tool for Firebird and more!
Upscene Productions
http://www.upscene.com
My thoughts:
http://blog.upscene.com/martijn/
Database development questions? Check the forum!
http://www.databasedevelopmentforum.com