haskell-relational-record/examples/HDBC/PostgreSQL/example

This example requires user access to PostgreSQL database
which is named 'hrrtest' over UNIX domain socket.

## Creating 'hrrtest'

    % createdb hrrtest


## Example 1 case

    % psql hrrtest < ./1/create.sql
    % runghc -i1 ./1/query.hs

...


## Example 3 case

    % psql hrrtest < ./3/create.sql
    % runghc -i3 ./3/query.hs