Yes, we support the tsearch2 module for PostgreSQL. Please check if this module has already been installed on your database. If not, you can open a support ticket with our Guru Crew at http://my.a2hosting.com and we will enable it for you. Please include the full database name in your ticket.
For more information about the tsearch2 PostgreSQL module, please visit http://www.postgresql.org/docs/9.2/static/tsearch2.html.
Did you find this article helpful? Then you'll love our support. Experience the A2 Hosting difference today and get a pre-secured, pre-optimized website. Check out our web hosting plans today.