https://community.appian.com/discussions/f/new-to-appian/20284/query-database-smart-serviceHi, I am implementing query database smart service and trying to connect to posgres sql, i am getting following error, for implementing some functionality i am using trial version. can u please tell me what this error for.en-USTelligent Community 12https://community.appian.com/thread/79166?ContentTypeID=1Wed, 27 Jan 2021 10:15:42 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:688916aa-4066-4630-930c-b732c432691aparvathr0001<p>It is on cloud and also I am using trial version.</p><div style="clear:both;"></div>https://community.appian.com/thread/79162?ContentTypeID=1Wed, 27 Jan 2021 09:42:13 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:bc7f27df-a25b-40c3-8aea-456b28635347Pedro Sim&#245;es<p>Can you shed some light on your infrastructure (On-Prem vs Cloud)? It seems that the PostgreSQL driver is not being loaded properly</p><div style="clear:both;"></div>https://community.appian.com/thread/79159?ContentTypeID=1Wed, 27 Jan 2021 05:44:01 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:458ad386-ae9a-4da1-90d0-227497dfbbb3parvathp0001<p>yes, i have tried</p><div style="clear:both;"></div>https://community.appian.com/thread/79142?ContentTypeID=1Mon, 25 Jan 2021 19:11:54 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:cfaaff1e-50a6-4cac-877a-76e2753d1310Pedro Sim&#245;es<p><a href="/members/parvathp0001">parvathp0001</a>, have you tried with the FQDN instead of localhost?</p><div style="clear:both;"></div>https://community.appian.com/thread/79128?ContentTypeID=1Mon, 25 Jan 2021 17:46:28 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:b9569242-b42f-4981-940c-15972459034dparvathp0001<p><img src="/resized-image/__size/320x240/__key/communityserver-discussions-components-files/62/pastedimage1611596802579v1.png" alt=" " /></p><div style="clear:both;"></div>https://community.appian.com/thread/79127?ContentTypeID=1Mon, 25 Jan 2021 17:05:48 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:9303bcb2-6736-4c9b-b4dd-badedf8b5c63Pedro Sim&#245;es<p>Hi <a href="/members/parvathp0001">parvathp0001</a>,</p> <p>Can you show the configurations that you are using in the Query Database Smart Service? Are you following the documentation for proper&nbsp;<strong>PostgreSQL&nbsp;</strong>configuration?</p> <p><a href="https://docs.appian.com/suite/help/20.4/Query_Database_Smart_Service.html">docs.appian.com/.../Query_Database_Smart_Service.html</a></p><div style="clear:both;"></div>