[Python-announce] python-oracledb 3.4.0

Anthony Tuininga via Python-announce-list <[email protected]> Mon, 6 Oct 2025 22:16:57 -0600

Newsgroups	gmane.comp.python.announce
Message-ID	<CAE1XR-69X48w9UYSia3ZadH6d7iE5_gUf-fi9g=ya-GLJYqKYg__24333.9283553482$1759821682$gmane$org@mail.gmail.com>

What is python-oracledb?

python-oracledb is a Python extension module that enables access to Oracle
Database for Python and conforms to the Python database API 2.0
specifications with a number of enhancements. This module replaces
cx_Oracle.

Where do I get it?

https://pypi.org/project/oracledb/3.4.0/

The easiest method to install/upgrade python-oracledb is via pip as in

    python -m pip install oracledb --upgrade

What's new?

This release has the following highlights:

   - support for Direct Path Load in thin mode for fast data ingestion
   - support for data frames is no longer considered a pre-release
   - support for type mapping when querying with data frames
   - support for ingesting more Apache Arrow data types
   - support for ingesting Apache Arrow data frames containing multiple
   chunks
   - support for cursor.executemany() operating on large input data in
   batches
   - fine-grained control over LOB and number handling
   - new optional install dependencies for plugins

See the full release notes for all of the details:
https://python-oracledb.readthedocs.io/en/latest/release_notes.html#oracledb-3-4-0-october-2025

Please provide any feedback via GitHub issues:
https://github.com/oracle/python-oracledb/issues or discussions:
https://github.com/oracle/python-oracledb/discussions
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