| dbAddKey | Add key. |
| dbAsDate | Converts to timestamp. |
| dbColumn | Add or remove a column. |
| dbComment | Comment table/view/schema. |
| dbDrop | Drop table/view/schema. |
| dbIndex | Create an index. |
| dbReadDataFrame | Write/read in data frame mode to/from database table. |
| dbReadDF | Write/read in data frame mode to/from database table. |
| dbSchema | Check and create schema. |
| dbTableInfo | Get information about table columns. |
| dbVacuum | Vacuum. |
| dbWriteDataFrame | Write/read in data frame mode to/from database table. |
| dbWriteDF | Write/read in data frame mode to/from database table. |
| pgGetBoundary | Retrieve bounding envelope of geometries or rasters. |
| pgGetGeom | Load a PostGIS geometry from a PostgreSQL table/view/query into R. |
| pgGetRast | Load raster from PostGIS database into R. |
| pgInsert | Inserts data into a PostgreSQL table. |
| pgListGeom | List geometries/rasters |
| pgListRast | List geometries/rasters |
| pgMakePts | Add a POINT or LINESTRING geometry field. |
| pgMakeStp | Add a POINT or LINESTRING geometry field. |
| pgPostGIS | Check and create PostGIS extension. |
| pgSRID | Find (or create) PostGIS SRID based on CRS object. |
| pgWriteGeom | Inserts data into a PostgreSQL table. |
| pgWriteRast | Write raster to PostGIS database table. |
| print.pgi | Inserts data into a PostgreSQL table. |