What is SQL, in the context of SQL Server, is a common question asked by beginners. This article is meant to answer that question, while providing some history, context and an overview of the fundamentals of the
Virtual log file growth In previous versions of SQL Server, if the next growth is more than 1/8 of the current log size, and the growth is less than 64 MB, four VLFs were created. In SQL Server 2022 (16.x), this behavior is slightly different. Only one VLF is created if the grow...
Transact-SQL, known as T-SQL for short, is a set of programming extensions that enhances the capabilities of Structured Query Language (SQL). Read more.
The key is never passed to SQL Server. Dynamic Data Masking: If specified in the table definition, masked data is hidden from most users, and only users with UNMASK permission can see the complete data. Row Level Security: Data access can be restricted at the database engine level, so ...
This behavior is on by default in all databases (including tempdb) starting with SQL Server 2019 (15.x). Scheduler worker migration Worker migration allows an idle scheduler to migrate a worker from the runnable queue of another scheduler on the same NUMA node and immediately resume the task ...
Learn about new SQL Server 2016 security features, querying capabilities, Hadoop and cloud integration, R analytics, and more.
Always Encrypted:When enabled, only the application that has the encryption key can access the encrypted sensitive data in the SQL Server 2016 database. The key is never passed to SQL Server. Dynamic Data Masking:If specified in the table definition, masked data is hidden from most users, and...
Programming T-SQL statements enables IT pros to build applications contained within SQL Server. These applications -- or objects -- can insert, update, delete or read data stored in a database. Common language runtime (CLR) integration is the final T-SQL statement example. Since SQL Server ...
Support for SQL Server 2017 on Windows and Linux is in public preview and shouldn't be used for production migrations. Support for conversion of Sybase functions. SSMA v7.5 The v7.5 release of SSMA for SAP ASE (formerly SSMA for Sybase) contains the following changes: Several improvements to...
What is the Impact of a Successful SQL Injection Attack? Many web applications and websites store all the data in SQL databases. In some cases, you can also use SQL commands to run operating system commands. Therefore, a successful SQL Injection attack can have very serious consequences. Attac...