QGIS Python Plugins Repository
Plugin: PostGIS Search
This plugin enables autcomplete searching of a PostGIS database.
This plugin is useful for searching a database of locations or assets and zooming to that location. So users get the experience of autocomplete in QGIS.
Before using the plugin you will need to edit the postgis.ini file to tell the plugin which database and table to search.
More details on "How To" can be found here http://tjmgis.github.io/PostGISSearch/