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 ...

The program only generates a T-SQL script; it does not make any changes to the database structure or data directly when run. Print statements are included throughout the script to display a log of ...

SQL Server has an optimizer that usually does a great job of optimizing code for the most effective execution. A query execution plan is the breakdown of how the optimizer will run (or ran) a query.

Basic features of SQL server. A relational database is a set of tables containing data fitted into ... The user can access data from the database without knowing the structure of the database table.

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 ...