我正在使用 Django 和 PyODBC 连接到 SQL Server 2000 数据库,但我遇到了这个错误:
异常类型: NotImplementedError
异常值:不支持 SQL Server v8。
我的回溯:
Environment:
Request Method: POST
Request URL: http://localhost/sistemas/cadastro_paciente/
Django Version: 1.10.5
Python Version: 2.7.12
Installed Applications:
['admin_tools',
'admin_tools.theming',
'admin_tools.menu',
'admin_tools.dashboard',
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'cadastro',
'fenotipo',
'cuser']
Installed Middleware:
['django.middleware.security.SecurityMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'cuser.middleware.CuserMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware']
Traceback:
File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/exception.py" in inner
39. response = get_response(request)
File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py" in _get_response
187. response = self.process_exception_by_middleware(e, request)
File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py" in _get_response
185. response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/usr/local/lib/python2.7/dist-packages/django/views/decorators/csrf.py" in wrapped_view
58. return view_func(*args, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/django/contrib/auth/decorators.py" in _wrapped_view
23. return view_func(request, *args, **kwargs)
File "/var/www/sistemas/cadastro/views.py" in cadastro_paciente
1297. if pacienteDB and pacienteHGP:
File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py" in __nonzero__
264. return type(self).__bool__(self)
File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py" in __bool__
260. self._fetch_all()
File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py" in _fetch_all
1087. self._result_cache = list(self.iterator())
File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py" in __iter__
54. results = compiler.execute_sql()
File "/usr/local/lib/python2.7/dist-packages/django/db/models/sql/compiler.py" in execute_sql
824. sql, params = self.as_sql()
File "/usr/local/lib/python2.7/dist-packages/sql_server/pyodbc/compiler.py" in as_sql
82. supports_offset_clause = self.connection.sql_server_version >= 2012
File "/usr/local/lib/python2.7/dist-packages/django/utils/functional.py" in __get__
35. res = instance.__dict__[self.name] = self.func(instance)
File "/usr/local/lib/python2.7/dist-packages/sql_server/pyodbc/base.py" in sql_server_version
390. with self.temporary_connection() as cursor:
File "/usr/lib/python2.7/contextlib.py" in __enter__
17. return self.gen.next()
File "/usr/local/lib/python2.7/dist-packages/django/db/backends/base/base.py" in temporary_connection
564. cursor = self.cursor()
File "/usr/local/lib/python2.7/dist-packages/django/db/backends/base/base.py" in cursor
231. cursor = self.make_debug_cursor(self._cursor())
File "/usr/local/lib/python2.7/dist-packages/django/db/backends/base/base.py" in _cursor
204. self.ensure_connection()
File "/usr/local/lib/python2.7/dist-packages/django/db/backends/base/base.py" in ensure_connection
199. self.connect()
File "/usr/local/lib/python2.7/dist-packages/django/db/backends/base/base.py" in connect
173. self.init_connection_state()
File "/usr/local/lib/python2.7/dist-packages/sql_server/pyodbc/base.py" in init_connection_state
349. if self.sql_server_version < 2008:
File "/usr/local/lib/python2.7/dist-packages/django/utils/functional.py" in __get__
35. res = instance.__dict__[self.name] = self.func(instance)
File "/usr/local/lib/python2.7/dist-packages/sql_server/pyodbc/base.py" in sql_server_version
395. raise NotImplementedError('SQL Server v%d is not supported.' % ver)
Exception Type: NotImplementedError at /cadastro_paciente/
Exception Value: SQL Server v8 is not supported.
我的 odbc.ini:
[HGP]
Driver = FREETDS
Server = "IP"
Port = 1433
Database = database
Driver = /usr/local/lib/libtdsodbc.so
UsageCount = 1
我的 freetds.conf
[HGP]
database = database
host = "IP"
port = 1433
tds version = 8.0
odbcinst.int 上的驱动程序配置
[FREETDS]
Description = FreeTDS
Driver = /usr/lib/i386-linux-gnu/odbc/libtdsodbc.so
Setup = /usr/lib/i386-linux-gnu/odbc/libtdsS.so
UsageCount = 1
我的设置.py
'hgp': {
'ENGINE': 'sql_server.pyodbc', # Add 'postgresql_psycopg2', 'postgresql', 'mysql', 'sqlite3' or 'oracle'.
'NAME': 'hemovida', # Or path to database file if using sqlite3.
'USER': 'sa', # Not used with sqlite3.
'PASSWORD': '', # Not used with sqlite3.
'HOST': 'IP', # Set to empty string for localhost. Not used with sqlite3.
'PORT': '',
'OPTIONS': {
'driver': 'FREETDS',
'MARS_Connection': False,
'dsn' : 'HGP',
},
},
我的查询
pacienteHGP = Paciente_Hemovida.objects.using('hgp').filter(paciente=postPaciente)