In SQL Server, updates and inserts are processed initially into a B-tree table called a delta store. Eventually, a process called a tuple mover compresses the data into the columnstore structure.

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 ...

I have a need to compare multiple different versions of essentially the same SQL Server 2005+ databases and bring the table structures up to that which is in the newest version. It should compare ...

Squirrel SQL client is a free open-source SQL client, written in JAVA that supports any JDBC-compliant database. It offers a range of features which include a database structure viewer, SQL query ...

With SQL databases, all data has an inherent structure. A conventional database like Microsoft SQL Server, MySQL, PostgreSQL, or Oracle Database uses a schema—a formal definition of how data ...

HOUSTON--(BUSINESS WIRE)--IDERA (a division of Idera, Inc.), a provider of powerful database productivity tools, today announced the availability of SQL Data Profiler, the newest free tool in the ...

There’s a very handy new tool from Microsoft called the Database Experimentation Assistant (DEA). The DEA makes it very easy to conduct A/B testing for SQL Server upgrades, providing quantitative ...

In Azure SQL Database you can also set a HISTORY_RETENTION_PERIOD (and should be able to do it in SQL Server 2017) to control how far back in time your history will extend. Converting Existing Table ...