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2026/8/25 -Use ALTER DATABASE to change the compatibility level of the database. The new compatibility level setting for a database takes effect when a USE ...

2026/7/20 -To change the compatibility level, select a different option from the list. The available options for different Database Engine versions are ...

2017/9/30 -I have a SQL Server 2014 instance with quite a few databases on it. I want to change the compatibility level of the user databases.

2023/4/20 -If you right-click on a database in SQL Server Management Studio, you get an option to set Compatibility Level at the database level: When you ...

2017/5/22 -Compatibility Level controls selected query behavior within a database. I baseline the workload before changing it.

2016/11/19 -Right-click the Database > and then click Properties. · In Database Properties dialog box (in select a page pane) click Options. · The current ...

2022/9/8 -I suspect that changing the compatibility level requires an exclusive DB lock - this is mentioned in the doc https://docs.microsoft.com/en-us/ ...

2022/11/11 -I have an existing database and I need to update its compatibility level from 120 to 130 or higher even after installing sql server 2019 ( ...

2024/7/22 -Change compatibility level using ALTER DATABASE statement. We can use ALTER DATABASE statement to change the compatibility level. The syntax ...