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Availability Group

How to Exclude Read_Only Databases Using sp_MSforeachdb

March 28, 2017

I will explain how you can use sp_MSforeachdb stored procedure against READ_WRITE database only. There are numerous articles on the web about excluding databases using database id or name. Recently I needed a script to run against databases that are part of Always On Availability Groups and in READ_WRITE status. I used the ‘Updateability’ properties […]

TSQL to Find Status of SQL Server Statistics

March 19, 2017

About two years ago, I was working on an update statistics solution for 15 TB OLTP database.   The first thing I needed to know, is the status of statistics.   With a google search, I landed into this blog post by Erin Stellato (blog | Twitter) from SQLskills. Which gave me a perfect head start. […]

SQL Server Fullscan Statistics Being Overwritten with Sample Statistics

March 3, 2017

I observed this behavior only in the following version of SQL Server while using Always On Availability Group feature. Version: Microsoft SQL Server 2012 (SP3) (KB3072779) – 11.0.6020.0 (X64) Oct 20 2015 15:36:27 Copyright (c) Microsoft Corporation Enterprise Edition: Core-based Licensing (64-bit) on Windows NT 6.3 (Build 9600: ) In this article by David Barbarin […]

Schedule SQL Agent Job With Availability Group

January 28, 2016

There was a tweet that came last night from Lohit about “need guidance on how to enable a set of jobs on secondary AG as soon as failover happens from primary to secondary AG”.  I have implemented a solution for most (I am using “most”  literally because I have not done this for all jobs) of […]



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