John F. Tamburo


SQLServerCentral Article

Database Cloning Tools in Lower Environments

With exciting products like SQL Clone making their debut, the DBA will need to think through the approach to implementing such powerful tools. Done properly, these tools will provide a massive benefit to both the DBA and developer.

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2019-05-10 (first published: )

4,383 reads

SQLServerCentral Article

Understanding Peer-to-Peer Transactional Replication, Part 3

We've gone through the basics of Peer-to-Peer Transactional Replication (PPTR). Now, we will blow it up! We will then fix it and show you how you how to triage and repair PPTR. When you remain calm and take some easy steps, you can stabilize PPTR with ease.

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2019-01-04 (first published: )

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Technical Article

Understanding Peer-to-Peer Transactional Replication, Part 1

There are times when you need to share tables between servers, where the table may be updated in both places. Peer-to-Peer Transactional Replication gives you the ability to create a solution. I explain the benefits and the downfalls.

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2018-12-21 (first published: )

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Question of the Day

Query Plan Regressions --

For the Question of the day, I am going to go deep, but try to be more clear, as I feel like I didn't give enough info last time, leading folks to guess the wrong answer... :) For today's question:  You’re troubleshooting a performance issue on a critical stored procedure. You notice that a previously efficient query now performs a full table scan instead of an index seek. Upon investigating, you find that an NVARCHAR parameter is being compared to a VARCHAR column in the WHERE clause. What is the most likely cause of the query plan regression?

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