Kills all connections to postgresql (un)specified database(s)

pg_kill.sh

#!/usr/bin/env bash
# kill all connections to the postgres server
if [ -n "$1" ] ; then
  where="where pg_stat_activity.datname = '$1'"
  echo "killing all connections to database '$1'"
else
  where="where pg_stat_activity.datname in (select datname from pg_database where datname != 'postgres')"
  echo "killing all connections to database"
fi

cat <<-EOF | psql -U mhenrixon -d postgres
SELECT pg_terminate_backend(pg_stat_activity.pid)
FROM pg_stat_activity
${where}
EOF

rail_aliases.sh

alias mgd="be rake db:migrate"
alias mgt="be rake db:test:prepare"
alias mg="mgd && mgt"
alias mgtrace="$mgd --trace && $mgt --trace"
alias mgr="$mgd\:redo && $mgt\:redo"
alias mgrtrace="$mgd:redo --trace && $mgt:redo --trace"
alias rbd="be rake db:rollback"
alias rbt="be rake db:rollback"
alias rb="rbd && rbt"
alias seed="be rake db:seed"
alias fuckdb="dropdb && createdb && mgd && be rake db:test:prepare && seed"
alias dropdb="~/pg_kill.sh && be rake db:drop"
alias createdb="be rake db:create"