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SQL SERVER – Download and Install SQL Server Sample Database (Updated Post for 2019)

Publié le 17 mai 2019 sur journey to sqlauthority
 

My primary task is to do consultation for SQL Server Performance Tuning. I help people to tune their SQL Server. If you have any Performance Tuning problem, I would have seen it in the past and most probably I know the solution as well. While doing the …

Azure SQL Elastic Pools and SQL Monitor

Publié le 17 mai 2019 sur sqlservercentral.com
 

The post Azure SQL Elastic Pools and SQL Monitor appeared first on SQLServerCentral.

The Curious Case of… does SQL Server use a read/write thread per LUN?

Publié le 16 mai 2019 sur sqlskills.com - paul randall
 

(The Curious Case of… used to be part of our bi-weekly newsletter but we decided to make it a regular blog post instead so it can sometimes be more frequent. It covers something interesting one of us encountered when working …

Building SQL ConstantCare®: Letting You Mute Recommendations

Publié le 16 mai 2019 sur brentozar.com
 

When we first launched SQL ConstantCare®, I saw it as a mentoring service, not a monitoring service. I wanted to give you advice that I’d learned the hard way across managing lots of systems. With that in mind, I told users as they came onboa …

SQL SERVER – Stored Procedure sp_datatype_info to Get Supported Data Types

Publié le 16 mai 2019 sur journey to sqlauthority
 

I get to work with various different versions and environment when I am busy with my clients with Comprehensive Database Performance Health Check. While I work with different customers often I forget what data type is supported by which version of SQL …

A Self-Serve System to Refresh Databases (Part 3)

Publié le 16 mai 2019 sur sqlservercentral.com
 

In Part 1 of this series I shared an overview of a system that allows developers to restore production backups to test servers. In Part 2 of this series I went into detail of the SQL side of the system. In this final part of the series I will go into t …

Overview of Azure Cosmos DB

Publié le 16 mai 2019 sur sqlservercentral.com
 

The post Overview of Azure Cosmos DB appeared first on SQLServerCentral.

Bloor 2019 Market Update on Test Data Management

Publié le 16 mai 2019 sur sqlservercentral.com
 

The post Bloor 2019 Market Update on Test Data Management appeared first on SQLServerCentral.

Glenn’s Tech Insights For May 15, 2019

Publié le 15 mai 2019 sur sqlskills.com - glen berry
 

(Glenn’s Tech Insights… used to be part of our bi-weekly newsletter but we decided to make it a regular blog post instead so it can get more visibility. It covers interesting new hardware and software developments that are generally releva …

Why Order Isn’t Guaranteed Without an ORDER BY

Publié le 15 mai 2019 sur brentozar.com
 

Start with the Stack Overflow database, with no nonclustered indexes. If you’ve been playing around with demos, run my DropIndexes proc just to clear things out, which leaves the clustered indexes in place. Say you run this query:SELECT TOP 100 I …

SQL SERVER – Automatic Seeding of Availability Database ‘DB’ in Availability Group ‘AG’ Failed With an Unrecoverable Error

Publié le 15 mai 2019 sur journey to sqlauthority
 

While deploying Always On Availability Group with a client, they found that when they use automatic seeding, the database was not shown on secondary. After digging more, we found that it was there earlier in “Restoring” state when seeding w …

Types of SQL Server Temporary Tables

Publié le 15 mai 2019 sur sqlservercentral.com
 

The post Types of SQL Server Temporary Tables appeared first on SQLServerCentral.

Queries with OPTION (RECOMPILE) and Query Store

Publié le 14 mai 2019 sur SQLSkills.com - Erin Stellato
 

 Last week in our IEPTO2 class I was asked about queries with OPTION (RECOMPILE) and Query Store. Specifically: Do queries that have the OPTION (RECOMPILE) hint go into Query Store, AND do queries in a stored procedure created with the RECOMPILE o …

Which Queries Should You Cache in the Application?

Publié le 14 mai 2019 sur brentozar.com
 

I’ve talked about how the fastest query is the one you never make, and why when you’re scaling up a database application, you probably want to start caching query results in the app tier. Caching means: Less licensing costs for SQL Server L …

SQL SERVER – T-SQL Script to List Automatic Seeding of Always On Availability Group

Publié le 14 mai 2019 sur journey to sqlauthority
 

I love blog post which just solves a simple point and immediately gets us the necessary answer. Recently during one of the consulting engagement Comprehensive Database Performance Health Check at one of my customer place we identified a wait statistics …


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