Here comes SPL (not SQL) Cookbook.
SPL (Structured Process Language) is the programming language used by esProc, the professional data computing engine. The language encapsulates a wealth of libraries. A data computing and processing program written in SPL is much faster and simpler than one written in SQL or Python. See comparison:《SPL vs SQL》,《SPL vs Python》.
The SPL Cookbook collects hundreds of data processing tasks and provides the SPL solutions. They cover most of the scenarios the data analysts may encounter in real-world businesses. Once you learn how to implement these tasks, you can handle the common data analysis work effortlessly.