/// <summary>
 /// Drop the specified table.
 /// </summary>
 /// <param name="tableName">The table to drop.</param>
 public void DropTable(string tableName)
 {
     if (String.IsNullOrEmpty(tableName))
     {
         throw new ArgumentNullException(nameof(tableName));
     }
     Query(PostgresqlHelper.DropTableQuery(tableName));
 }