How to Use HierarchyID Data Type in SQL Server

How to Use HierarchyID Data Type in SQL Server

What is the HierarchyID Data Type? Hierarchical data is a common type of data that represents the relationships between entities in a tree-like structure. For example, you may have hierarchical data for your organizational structure, where each employee has a manager...
SQL Server on Linux

SQL Server on Linux

Setting up and optimizing a SQL Server database on a Linux environment is an important task for database administrators. While there are similarities between setting up SQL Server on Windows versus Linux, there are also key differences that need to be considered. In...
Indexing for Group By and Order By in SQL Server

Indexing for Group By and Order By in SQL Server

What is Indexing? Indexing is a technique to optimize the selection and sorting of data in a database. An index is a data structure that stores a subset of columns from a table or a view, along with pointers to the corresponding rows. The database can use an index to...