PAGEIOLATCH_*—Buffer latches, including the PAGEIOLATCH_EX wait type, are used to synchronize access to BUF structures and associated pages in the SQL Server database. The most frequently occurring ...

At Microsoft Build, SQL Server 2025 enters public preview with major enhancements in AI integration, performance, reliability ...

Here's how columnstore indexes work and what types of data work best with ... vendors that frequently ship non-optimized databases). SQL Server 2012 introduced a concept called columnstore indexes ...

In SQL Server, the database can be stored in different files and filegroups. If your database is small (100 MB or less), you do not need to worry too much about files and filegroups. But if you have a ...

SQL databases have constraints on data types and consistency ... A conventional database like Microsoft SQL Server, MySQL, PostgreSQL, or Oracle Database uses a schema—a formal definition ...

Bring AI to your database! Learn how to build smarter apps with vector search in SQL Server & Azure Cosmos DB -- no extra AI ...

With new “data models” and types of database systems purported to be better ... Although IBM Db2, Oracle Database, Microsoft SQL Server, PostgreSQL, and many others are based on the relational model, ...

A decade ago, most businesses and organizations typically used one database, and that was generally one of the big four relational database platforms: Oracle, MySQL, SQL Server or PostgreSQL.