[{myapp, [
  {pgs_host, "localhost"},
  {pgs_port, 5432},
  {pgs_user, "test_user"},
  {pgs_pass, "qwerty"},
  {pgs_db, "test_database"} ]},
 
 {epgsql_pool, [
  {connection_timeout, 10000},
  {query_timeout, 3000},
  {transaction_timeout, 10000} ]}
].