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Refs #27802 -- Corrected BaseDatabaseOperations.datetime_extract/trunc_sql() docstrings.

This commit is contained in:
Tim Graham 2017-02-27 10:07:24 -05:00
parent 82026d61a3
commit 6b00af5014
1 changed files with 7 additions and 8 deletions
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15
django/db/backends/base/operations.py
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@ -107,20 +107,19 @@ class BaseDatabaseOperations:
def datetime_extract_sql(self, lookup_type, field_name, tzname): def datetime_extract_sql(self, lookup_type, field_name, tzname):
""" """
Given a lookup_type of 'year', 'month', 'day', 'hour', 'minute' or Given a lookup_type of 'year', 'month', 'day', 'hour', 'minute', or
'second', returns the SQL that extracts a value from the given 'second', return the SQL that extracts a value from the given
datetime field field_name, and a tuple of parameters. datetime field field_name.
""" """
raise NotImplementedError('subclasses of BaseDatabaseOperations may require a datetime_extract_sql() method') raise NotImplementedError('subclasses of BaseDatabaseOperations may require a datetime_extract_sql() method')
def datetime_trunc_sql(self, lookup_type, field_name, tzname): def datetime_trunc_sql(self, lookup_type, field_name, tzname):
""" """
Given a lookup_type of 'year', 'month', 'day', 'hour', 'minute' or Given a lookup_type of 'year', 'month', 'day', 'hour', 'minute', or
'second', returns the SQL that truncates the given datetime field 'second', return the SQL that truncates the given datetime field
field_name to a datetime object with only the given specificity, and field_name to a datetime object with only the given specificity.
a tuple of parameters.
""" """
raise NotImplementedError('subclasses of BaseDatabaseOperations may require a datetime_trunk_sql() method') raise NotImplementedError('subclasses of BaseDatabaseOperations may require a datetime_trunc_sql() method')
def time_trunc_sql(self, lookup_type, field_name): def time_trunc_sql(self, lookup_type, field_name):
""" """