Falling Over our Assumptions
There's a saying about what it says about a person to assume something. However it's something we all do every day. Phil Factor brings us a guest editorial about assumptions in SQL code.
Storage 101: Convergence and Composability
In this article in the storage series, Robert Sheldon explains infrastructure options that simplify administration and improve resource utilization. He discusses the differences and benefits of converged, hyperconverged, and composable infrastructures.
The Challenges of Being Safe
Securing your data is a challenge. Steve Jones has a few comments no just how hard it can be to obfuscate your production data as you move it to development environments.
Solving Oracle Performance Issues in 4 Easy Steps
Join us for a look at how SolarWinds Database Performance Analyzer (DPA) provides detailed performance data for Oracle environments, allowing DBAs to solve complex performance issues in less than four steps.
When SQL Server Performance goes Bad: the Fill Factor and Excessive Fragmentation
Phil Factor on the fill factor, pages splits and index fragmentation, and how SQL Monitor can help you decide if a custom fill factor for certain indexes might help alleviate performance issues.
It Depends
It depends. The mantra of many DBAs and others in IT. Steve Jones reminds us why it applies.
SSIS Variable and Parameter Analysis
Use T-SQL to analyse the usage of all variables and parameters in an SSIS project, including the identification of any unused variables and parameters.
How to Find the Estimation Cost for a Query
Discover how to estimate the cost of a query. Read on to see an example of how to extract the Estimated Cost for execution plans stored in the procedure cache.
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DAX for SQL Folks: Part III - DAX Calculations
Introduction In response to my approach in the pop...
Blogs
T-SQL Tuesday #198–Change Detection
By Steve Jones
This month we have a new host, Meagan Longoria, who graciously agreed to help...
Redgate and Rome
By Steve Jones
I’m at the UK Redgate office today, meeting with senior leaders in all areas...
Quick Tip: Check Most DTU Expensive Queries in Azure SQL Database
Optimizing Azure SQL Database performance often begins with identifying the most resource-intensive queries. Understanding...
Forums
Creating a JSON Document IV
Comments posted to this topic are about the item Creating a JSON Document IV
Restoring Azure Key Vault Keys and Validating SQL Server TDE Recovery: Level 7 of the Stairway to TDE
By VishnuGupthanSQLPowershellDBA
Comments posted to this topic are about the item Restoring Azure Key Vault Keys...
Permissions Removal When Changing Object Schema
When the schema of an object is changed, SQL Server wipes out the previous...
Question of the Day
Creating a JSON Document IV
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT YearEstablished, json_objectagg(city : TeamName) FROM dbo.NFLTeams GROUP BY YearEstablished;See possible answers