A Query is a tool that retrieves data from a single table or multiple tables; it is the most powerful tool to analyze your data in Microsoft Access; Basically, a Query is just a question presented in ...

Take advantage of the specification design pattern in C# to improve the modularity, maintainability, and reusability of your source code. Whеn wе work in business applications, our job is to writе ...

Take advantage of query types in EF Core to query types that don’t have keys and to map to tables and views that lack an identity column. Entity Framework Core (EF Core for short) is a popular ORM ...