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sqlalchemy 中缺少 zxJDBC 連接器(使用 DB2)

[英]Missing zxJDBC connector in sqlalchemy (With DB2)

sqlalchemy + db2 (遠程服務器)應用程序面臨的問題。

依賴安裝:

  • SQLAlchemy==1.4.21
  • ibm-db==3.0.4
  • ibm-db-sa==0.3.6
  • 蟒蛇版本= 3.8

這是連接片段:

self.__engine = create_engine(f'ibm_db_sa://{DB2_USER}:{DB2_PASSWD}@{DB2_INSTANCE}/{DB2_DB}')

看到下面的問題:

File "/db-query-service/query_executor/db_reader/db2_reader_with_query.py", line 19, in __init__
    self.__engine = create_engine(f'ibm_db_sa://{DB2_USER}:{DB2_PASSWD}@{DB2_INSTANCE}/{DB2_DB}')
  File "<string>", line 2, in create_engine
  File "/usr/local/lib/python3.8/site-packages/sqlalchemy/util/deprecations.py", line 298, in warned
    return fn(*args, **kwargs)
  File "/usr/local/lib/python3.8/site-packages/sqlalchemy/engine/create.py", line 522, in create_engine
    entrypoint = u._get_entrypoint()
  File "/usr/local/lib/python3.8/site-packages/sqlalchemy/engine/url.py", line 653, in _get_entrypoint
    cls = registry.load(name)
  File "/usr/local/lib/python3.8/site-packages/sqlalchemy/util/langhelpers.py", line 337, in load
    return impl.load()
  File "/usr/local/lib/python3.8/importlib/metadata.py", line 77, in load
    module = import_module(match.group('module'))
  File "/usr/local/lib/python3.8/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 961, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 783, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/usr/local/lib/python3.8/site-packages/ibm_db_sa/__init__.py", line 22, in <module>
    from . import ibm_db, pyodbc, base, zxjdbc
  File "/usr/local/lib/python3.8/site-packages/ibm_db_sa/zxjdbc.py", line 32, in <module>
    from sqlalchemy.connectors.zxJDBC import ZxJDBCConnector
ModuleNotFoundError: No module named 'sqlalchemy.connectors.zxJDBC'

問題:

  • 版本中是否缺少任何依賴項或不匹配?
  • sqlalchemy安裝有問題嗎? - 我刪除並重新安裝它以排除這種情況。
  • 能夠使用 Mysql 遠程數據庫。
  • zxjdbc特定於我發現的jythondb2 + Sqlalchemy適用於 jython 實現。?
  • 如果db2 + Sqlalchemy與 cpython Sqlalchemy工作,問題的解決方法是什么?

參考文檔:

暫時,您需要卸載 sqlalchemy 1.4.x 並作為解決方法,然后安裝當前的 sqlalchemy 1.3.x 版本。 在今天,這是 sqlalchemy 1.3.24 應該可以解決這個問題。

我希望這個問題最終會得到解決。

問題鏈接在這里

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