When thinking about migration the most common issue is downtime. There are some methods that require downtime like backup/restore or less downtime using Log Shipping. You can choose several different methods to migrate your database. For example, methods that require downtime include: Backup the database, manually copy the backup file to the machine and then … Continue reading Database migration methods
SqlPackage is a command-line utility that you can use for exporting and importing operations in both on-premises SQL Server databases and in cloud databases. SqlPackage supports the following operations: Extract. Creates a database snapshot DACPAC file from a SQL Server database or from Azure SQL Database. Publish. Updates the schema in a live database to … Continue reading SqlPackage a tool to import/export SQL Server and Azure SQL DB
SQL Operations Studio is a free tool that runs on Windows, macOS, and Linux, for managing SQL Server databases. I have a great experience running this tool on Linux CentOS and you can build server and database management dashboards like below. To create custom dashboards check out my tip https://www.mssqltips.com/sqlservertip/5434/customize-sql-operations-studio-dashboards/
Stretch Database is a feature of SQL Server where data can be split between on-premises storage and cloud storage. With Stretch Database, cold, historical data is kept in the cloud and active data is kept on-premises for maximum performance. Stretch Database requires no changes to client applications or existing Transact-SQL queries, so you can implement … Continue reading What is Stretch Database?
All system databases, except the resource database, can be moved to new locations to help balance I/O load. To move the msdb, model, and tempdb databases, perform the following steps: For each file to be moved, execute the ALTER DATABASE … MODIFY FILE statement. Stop the instance of SQL Server. Move the files to the … Continue reading Moving the msdb, model, and tempdb databases files
Parallelism refers to multiple processors cooperating to execute a single query at the same time. Parallel execution involves the overhead of synchronizing and monitoring the tasks. So, that's why parallel plans are considered expensive operations. The query optimizer determines whether a parallel plan should be used based on the configuration and the query cost. A configuration … Continue reading Understanding parallelism on SQL Server
Tempdb is a special database available as a resource to all users of a SQL Server instance, you use it to hold temporary objects that users, or the database engine, create. In many respects, tempdb files are identical to the files that make up other SQL Server databases. From the perspective of storage I/O, … Continue reading TempDB summary