Understanding of the functions of SQL is essential in order to conduct effective analysis of data and preparation of the reports. The simple grouping functions which are used in the summarization ...

This repository contains exercises and examples for SQL string functions. The focus is on leveraging these functions to filter and extract relevant information from your data. Use the LIKE operator to ...

NewDateValue NULL Logical Functions The next grouping of new T-SQL commands is logical functions; they include two new commands, CHOOSE and IIF. These commands are used for logical operations to help ...