code: private void executeSQL(String sqlName, String tableName,
  			String geometryColumnName) {
  		executeSQL(sqlName, tableName, geometryColumnName, null);
  	}
docs: Execute the SQL for the SQL file name while substituting values for the
  table and geometry column
  
  @param sqlName
  sql file name
  @param tableName
  table name
  @param geometryColumnName
  geometry column name