© Lisa Bohm 2020
L. BohmRefactoring Legacy T-SQL for Improved Performancehttps://doi.org/10.1007/978-1-4842-5581-0_9

9. External Influences

Lisa Bohm1 
(1)
Chardon, OH, USA
 

There will be places that call code or objects on the SQL Server that are not also on the SQL Server. Sometimes, companies use more than one SQL Server, but over time the need arises for the databases on different servers to “talk” to each other. Also, there may not always be a DBA, so the application developers write SQL code into the application instead of just calling an SQL object.

Linked Servers

Why do we use linked Servers? Sometimes, databases can be put on different servers because they generally have different workloads. The hardware could have been purchased or set up specifically ...

Get Refactoring Legacy T-SQL for Improved Performance: Modern Practices for SQL Server Applications now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.