Complete the Database Engine Upgrade
After the upgrading SQL Server complete, there are a number of additional steps that you may need to take. These include the following:
After upgrading the Database Engine, complete the following tasks:
Backup your databases: Perform a full backup of each database.
Enable new features: In SQL Server 2016 and SQL Server 2017, some changes are only enabled once the DATABASE_COMPATIBILITY level for a database has been changed to 130 or greater. For more information and for the recommended workflow, see Change the Database Compatibility Mode and Use the Query Store. If your database has memory-optimized tables created in SQL Server 2014, review Statistics for Memory-Optimized Tables.
Migrate Integration Services packages to SQL Server 2017 format. For more information, see Upgrade Integration Services Packages.
Reporting Services: For a new installation upgrade, restore the Reporting Services encryption Keys. For more information, see Back Up and Restore Reporting Services Encryption Keys.
Master Data Services: Upgrade the MDS database schema and create the SQL Server 2017 web application. For more information, see Upgrade Master Data Services.
Data Quality Services: Upgrade the DQS databases schema and verify the DQS databases schema upgrade. For more information, see Upgrade Data Quality Services.
Full Text Search: Re-populate full-text catalogs to ensure semantic consistency in query results. For more information, see Populate Full-Text Indexes.