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But in many cases this only provides a modest improvement as each UPDATE operation still requires a round-trip communication with the database server.In the case where the application server and database server are on different hosts, the round-trip will involve network latency as well.
A more effective solution to this problem is to attempt to reduce the number of UPDATE statements.and we could persuade the database server to apply those updates to the target table?This is in fact entirely possible in many database systems.In this webinar you will learn how to use the SQL Server Query Store to identify query plans that have changed for the worst after an upgrade, recent optimizer changes and Microsofts new support policy that lets you use older compatibility modes forever.When upgrading databases from an older version of SQL Server using either the backup and restore method or detach and attach method the compatibility level does not automatically change and therefore your databases still act as though they are running using an earlier version of SQL Server.
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But if there are a large number of rows that require an update, then the overhead of issuing large numbers of UPDATE statements can result in the operation as a whole taking a long time to complete.