本文整理匯總了Python中cx_Oracle.Binary方法的典型用法代碼示例。如果您正苦於以下問題：Python cx_Oracle.Binary方法的具體用法？Python cx_Oracle.Binary怎麽用？Python cx_Oracle.Binary使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類cx_Oracle的用法示例。
在下文中一共展示了cx_Oracle.Binary方法的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: __init__
# 需要導入模塊: import cx_Oracle [as 別名]
# 或者: from cx_Oracle import Binary [as 別名]
def __init__(self, param, cursor, strings_only=False):
# With raw SQL queries, datetimes can reach this function
# without being converted by DateTimeField.get_db_prep_value.
if settings.USE_TZ and (isinstance(param, datetime.datetime) and
not isinstance(param, Oracle_datetime)):
param = Oracle_datetime.from_datetime(param)
string_size = 0
# Oracle doesn't recognize True and False correctly.
if param is True:
param = 1
elif param is False:
param = 0
if hasattr(param, 'bind_parameter'):
self.force_bytes = param.bind_parameter(cursor)
elif isinstance(param, (Database.Binary, datetime.timedelta)):
self.force_bytes = param
else:
# To transmit to the database, we need Unicode if supported
# To get size right, we must consider bytes.
self.force_bytes = force_text(param, cursor.charset, strings_only)
if isinstance(self.force_bytes, str):
# We could optimize by only converting up to 4000 bytes here
string_size = len(force_bytes(param, cursor.charset, strings_only))
if hasattr(param, 'input_size'):
# If parameter has `input_size` attribute, use that.
self.input_size = param.input_size
elif string_size > 4000:
# Mark any string param greater than 4000 characters as a CLOB.
self.input_size = Database.CLOB
else:
self.input_size = None 示例2: __init__
# 需要導入模塊: import cx_Oracle [as 別名]
# 或者: from cx_Oracle import Binary [as 別名]
def __init__(self, param, cursor, strings_only=False):
# With raw SQL queries, datetimes can reach this function
# without being converted by DateTimeField.get_db_prep_value.
if settings.USE_TZ and (isinstance(param, datetime.datetime) and
not isinstance(param, Oracle_datetime)):
param = Oracle_datetime.from_datetime(param)
string_size = 0
# Oracle doesn't recognize True and False correctly.
if param is True:
param = 1
elif param is False:
param = 0
if hasattr(param, 'bind_parameter'):
self.force_bytes = param.bind_parameter(cursor)
elif isinstance(param, (Database.Binary, datetime.timedelta)):
self.force_bytes = param
else:
# To transmit to the database, we need Unicode if supported
# To get size right, we must consider bytes.
self.force_bytes = force_text(param, cursor.charset, strings_only)
if isinstance(self.force_bytes, str):
# We could optimize by only converting up to 4000 bytes here
string_size = len(force_bytes(param, cursor.charset, strings_only))
if hasattr(param, 'input_size'):
# If parameter has `input_size` attribute, use that.
self.input_size = param.input_size
elif string_size > 4000:
# Mark any string param greater than 4000 characters as a CLOB.
self.input_size = Database.CLOB
elif isinstance(param, datetime.datetime):
self.input_size = Database.TIMESTAMP
else:
self.input_size = None 示例3: __init__
# 需要導入模塊: import cx_Oracle [as 別名]
# 或者: from cx_Oracle import Binary [as 別名]
def __init__(self, param, cursor, strings_only=False):
# With raw SQL queries, datetimes can reach this function
# without being converted by DateTimeField.get_db_prep_value.
if settings.USE_TZ and (isinstance(param, datetime.datetime) and
not isinstance(param, Oracle_datetime)):
if timezone.is_naive(param):
warnings.warn("Oracle received a naive datetime (%s)"
" while time zone support is active." % param,
RuntimeWarning)
default_timezone = timezone.get_default_timezone()
param = timezone.make_aware(param, default_timezone)
param = Oracle_datetime.from_datetime(param.astimezone(timezone.utc))
if isinstance(param, datetime.timedelta):
param = duration_string(param)
if ' ' not in param:
param = '0 ' + param
string_size = 0
# Oracle doesn't recognize True and False correctly in Python 3.
# The conversion done below works both in 2 and 3.
if param is True:
param = 1
elif param is False:
param = 0
if hasattr(param, 'bind_parameter'):
self.force_bytes = param.bind_parameter(cursor)
elif isinstance(param, Database.Binary):
self.force_bytes = param
else:
# To transmit to the database, we need Unicode if supported
# To get size right, we must consider bytes.
self.force_bytes = convert_unicode(param, cursor.charset,
strings_only)
if isinstance(self.force_bytes, six.string_types):
# We could optimize by only converting up to 4000 bytes here
string_size = len(force_bytes(param, cursor.charset, strings_only))
if hasattr(param, 'input_size'):
# If parameter has `input_size` attribute, use that.
self.input_size = param.input_size
elif string_size > 4000:
# Mark any string param greater than 4000 characters as a CLOB.
self.input_size = Database.CLOB
else:
self.input_size = None 示例4: __init__
# 需要導入模塊: import cx_Oracle [as 別名]
# 或者: from cx_Oracle import Binary [as 別名]
def __init__(self, param, cursor, strings_only=False):
# With raw SQL queries, datetimes can reach this function
# without being converted by DateTimeField.get_db_prep_value.
if settings.USE_TZ and (isinstance(param, datetime.datetime) and
not isinstance(param, Oracle_datetime)):
if timezone.is_aware(param):
warnings.warn(
"The Oracle database adapter received an aware datetime (%s), "
"probably from cursor.execute(). Update your code to pass a "
"naive datetime in the database connection's time zone (UTC by "
"default).", RemovedInDjango20Warning)
param = param.astimezone(timezone.utc).replace(tzinfo=None)
param = Oracle_datetime.from_datetime(param)
string_size = 0
# Oracle doesn't recognize True and False correctly in Python 3.
# The conversion done below works both in 2 and 3.
if param is True:
param = 1
elif param is False:
param = 0
if hasattr(param, 'bind_parameter'):
self.force_bytes = param.bind_parameter(cursor)
elif isinstance(param, (Database.Binary, datetime.timedelta)):
self.force_bytes = param
else:
# To transmit to the database, we need Unicode if supported
# To get size right, we must consider bytes.
self.force_bytes = force_text(param, cursor.charset, strings_only)
if isinstance(self.force_bytes, six.string_types):
# We could optimize by only converting up to 4000 bytes here
string_size = len(force_bytes(param, cursor.charset, strings_only))
if hasattr(param, 'input_size'):
# If parameter has `input_size` attribute, use that.
self.input_size = param.input_size
elif string_size > 4000:
# Mark any string param greater than 4000 characters as a CLOB.
self.input_size = Database.CLOB
elif isinstance(param, decimal.Decimal):
self.input_size = Database.NUMBER
else:
self.input_size = None 示例5: __init__
# 需要導入模塊: import cx_Oracle [as 別名]
# 或者: from cx_Oracle import Binary [as 別名]
def __init__(self, param, cursor, strings_only=False):
# With raw SQL queries, datetimes can reach this function
# without being converted by DateTimeField.get_db_prep_value.
if settings.USE_TZ and (isinstance(param, datetime.datetime) and
not isinstance(param, Oracle_datetime)):
if timezone.is_aware(param):
warnings.warn(
"The Oracle database adapter received an aware datetime (%s), "
"probably from cursor.execute(). Update your code to pass a "
"naive datetime in the database connection's time zone (UTC by "
"default).", RemovedInDjango20Warning)
param = param.astimezone(timezone.utc).replace(tzinfo=None)
param = Oracle_datetime.from_datetime(param)
if isinstance(param, datetime.timedelta):
param = duration_string(param)
if ' ' not in param:
param = '0 ' + param
string_size = 0
# Oracle doesn't recognize True and False correctly in Python 3.
# The conversion done below works both in 2 and 3.
if param is True:
param = 1
elif param is False:
param = 0
if hasattr(param, 'bind_parameter'):
self.force_bytes = param.bind_parameter(cursor)
elif isinstance(param, Database.Binary):
self.force_bytes = param
else:
# To transmit to the database, we need Unicode if supported
# To get size right, we must consider bytes.
self.force_bytes = convert_unicode(param, cursor.charset,
strings_only)
if isinstance(self.force_bytes, six.string_types):
# We could optimize by only converting up to 4000 bytes here
string_size = len(force_bytes(param, cursor.charset, strings_only))
if hasattr(param, 'input_size'):
# If parameter has `input_size` attribute, use that.
self.input_size = param.input_size
elif string_size > 4000:
# Mark any string param greater than 4000 characters as a CLOB.
self.input_size = Database.CLOB
else:
self.input_size = None