Create a Python UDx to Order a List of Values
James Knicely, Vertica Field Chief Technologist
April 25, 2019
User-Defined Extensions (UDxs) are functions contained in external shared libraries that are developed in C++, Python, Java, or R using the Vertica SDK. The external libraries are defined in the Vertica catalog using the CREATE LIBRARY statement. They are best suited for analytic operations that are difficult to perform in SQL, or need to be...