Access Data Stored in a Postgresql Database
Perform some temporal aggregation (by day and by week) of the amount of data entry completed in Postgresql, and plot the results in R. See resulting figure at the bottom of the page. Note that this requires the Rdbi and RdbiPgSQL packages. Hints on installing these packages can be found on this page...
Weekly Aggregation hints from the psql manual page
Daily Aggregation hints from the psql manual page