Function connect

run/idp-sql/cloud-sql.js:83–90

()

 * @returns {object} Knex's PostgreSQL client
 */
const connect = async () => {
  if (!credConfig) credConfig = getCredConfig();
  if (process.env.DB_HOST) {
    return connectWithTcp(credConfig);
  } else {
    return connectWithUnixSockets(credConfig);
  }
};

/**
 * Insert a vote record into the database.