plpython3

PL/Python3 is a procedural language that allows developers to write PostgreSQL functions and triggers using Python 3. It is an extension that must be installed and enabled on a PostgreSQL server. Once installed, users can create Python functions that are executed within the PostgreSQL backend. This enables complex logic and data manipulation that might be cumbersome to implement in SQL alone.

The primary advantage of PL/Python3 is the ability to leverage the vast ecosystem of Python libraries. This means developers can access powerful tools for data analysis, machine learning, network communication, and more directly within their database operations. Data can be passed between SQL and Python, allowing for seamless integration of Python code into database workflows.

PL/Python3 supports a variety of features, including direct access to SQL query results, the ability to execute SQL commands from within Python code, and the management of Python modules. It also provides mechanisms for handling exceptions and returning data in a format compatible with PostgreSQL. This makes it a versatile tool for extending the capabilities of PostgreSQL in numerous application domains. When using PL/Python3, it's important to consider security implications and ensure that the Python code is well-tested and performs efficiently.