heavydb.cursor Namespace Reference

Classes
class	Cursor

Functions
def	make_row_results_set

Function Documentation

def heavydb.cursor.make_row_results_set

(

data

)

Build a results set of python objects.

Parameters
----------
data: QueryResultSet

Returns
-------
results: Iterator[tuple]

Definition at line 179 of file cursor.py.

Referenced by tests.test_results_set.TestRowResults.test_nulls_handled().

def make_row_results_set(data):
    """
    Build a results set of python objects.

    Parameters
    ----------
    data: QueryResultSet

    Returns
    -------
    results: Iterator[tuple]
    """

    if data.row_set.columns:
        nrows = len(data.row_set.columns[0].nulls)
        ncols = len(data.row_set.row_desc)
        columns = [
            _extract_col_vals(desc, col)
            for desc, col in zip(data.row_set.row_desc, data.row_set.columns)
        ]
        for i in range(nrows):
            yield tuple(columns[j][i] for j in range(ncols))

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