code: function SqlData(databaseVer, driverVer, user, url, queryType) {
    this.init(databaseVer, driverVer, user, url, queryType);
  }
docs: Represents a SQL database call.
  @constructor
  @param {string} databaseVer - The version on the database (user supplied).
  @param {string} driverVer - The version on the database driver (user supplied).
  @param {string} user - The user associated to the database call.
  @param {string} queryType - The SQL query type.