Python|How to resolve python cx_Oracle connectivity issue

Published: 17 April 2025
on channel: Soft Skills Cluster
166
6

This video explains how to resolve a common connectivity issue with the cx_Oracle library in Python.

Here's a summary:

The issue often manifests as the error DPI-1047: Cannot locate a 64-bit Oracle Client library. (0:09)
The solution is to download the 64-bit Oracle Instant Client and set its path as the library directory when initializing cx_Oracle. (0:18, 3:07)
The video demonstrates this process with example code and visual aids. (0:46-2:17, 3:37-4:30)

Key takeaways:

The error usually arises due to a missing or incorrectly configured Oracle client library.
Downloading and setting the correct library path is crucial for establishing a connection.
Helpful links:

64-bit Oracle Client download: https://www.oracle.com/database/techn... (4:47)


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