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PgQueuer is a minimalist, high-performance job queue library for Python, leveraging the robustness of PostgreSQL. Designed for simplicity and efficiency, PgQueuer uses PostgreSQL's LISTEN/NOTIFY to manage job queues effortlessly.
PgQueuer provides a command-line interface for easy management of installation and uninstallation. Ensure you have configured your environment variables or use the appropriate flags to specify your database credentials.
In this scenario, the system is designed to manage a queue of incoming data messages that need to be processed. Each message is encapsulated as a job, and these jobs are then processed by a designated function linked to an entrypoint. This is typical in systems where large volumes of data are collected continuously, such as telemetry data from IoT devices, logs from web servers, or transaction data in financial systems.
The fetch function, tied to the fetch entrypoint, is responsible for processing each message. It simulates a processing task by printing the content of each message. This function could be adapted to perform more complex operations such as parsing, analyzing, storing, or forwarding the data as required by the application.
