For the artifact database
# su - postgres
$ createuser --no-createrole --no-superuser --pwprompt --no-createdb artifacts
$ createdb --encoding=UTF-8 --owner artifacts artifactsdb

For the flys database

# su - postgres
$ createuser --no-createrole --no-superuser --pwprompt --no-createdb flys
$ createdb --encoding=UTF-8 --owner flys flystest1

Standalone DateGuesser testing example:

mvn -e -Dexec.mainClass=de.intevation.flys.utils.DateGuesser -Dexec.args="110803" exec:java <<EOF
110803
EOF