I had a weird issue when using the Dates in entity framework LINQ query, the problem is when I use the DateTime.Now.AddDays(-1) inside the LINQ directly the output SQL query is different from the o ...

Shelley Doll finishes her coverage of SQL data types with an overview of datetime and interval data types. Learn more about the basic syntax of these standard SQL types.

SQL Server has many different ways (column types) to represent date/time values, and depending on which one is used in the database table, you may have some surprising results when trying to consume ...

An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to the database engine since its inception.

Data provenance is meta-information about the origin and processing history of data. We demonstrate the prove-nance analysis of SQL queries and use it for query debugging. How-provenance determines ...