Commit dfe6ea3b authored by Shai Berger's avatar Shai Berger
Browse files

Fixed #20012 -- test_year_lookup_edge_case fails under Oracle 

Used formatted date instead of datetime object for the end of the
year range, as the datetime object loses fractions-of-seconds when
inserted into the db.
parent 8fd40b9a

django/db/backends/oracle/base.py

+10 −0
Original line number Diff line number Diff line
@@ -436,6 +436,16 @@ WHEN (new.%(col_name)s IS NULL) 
        second = '%s-12-31'

        return [first % value, second % value]



    def year_lookup_bounds_for_datetime_field(self, value):

        # The default implementation uses datetime objects for the bounds.

        # This must be overridden here, to use a formatted date (string) as

        # 'second' instead -- cx_Oracle chops the fraction-of-second part

        # off of datetime objects, leaving almost an entire second out of

        # the year under the default implementation.

        first = '%s-01-01'

        second = '%s-12-31 23:59:59.999999'

        return [first % value, second % value]



    def combine_expression(self, connector, sub_expressions):

        "Oracle requires special cases for %% and & operators in query expressions"

        if connector == '%%':