eland.DataFrame.query¶

DataFrame.query(self, expr)¶

Query the columns of a DataFrame with a boolean expression.

TODO - add additional pandas arguments

Parameters:	expr: str A boolean expression
Returns:	eland.DataFrame: DataFrame populated by results of the query TODO - add link to eland user guide

See also

Examples

>>> df = ed.read_es('localhost', 'flights')
>>> df.shape
(13059, 27)
>>> df.query('FlightDelayMin > 60').shape
(2730, 27)