One-way and Two-way Tabulation Example in SQL Server - Part 2
In this tip we demonstrate how to use dynamic SQL and stored procedures to simplify the computation with SQL of one-way and two-way tabulations.
2019-03-06
2,442 reads
Additional Articles
New Truncation Error Message in SQL Server 2019
A new error message in SQL Server 2019 will make your life much easier!? Learn more...
2019-03-05
3,244 reads
Protecting Credit Card Data when Testing
Privacy regulations, ranging from GDPR to HIPAA, among many others, put strict compliance requirements on the storage and use of personal and sensitive data. In this article Grant Fritchey explains how the data masking technology in SQL Provision can help you protect credit card data while maintaining characteristics and distribution of the real thing.
2019-03-05
2,916 reads
Apache Cassandra Data Modeling and Query Best Practices
Organizations have many choices when it comes to database platforms. Choosing the right one for an application should be based on the application’s characteristics and the platform’s features. In this article, Pushpa Sekhara explains why the Apache Cassandra database might be a good choice and how to get the most from it.
2019-03-04
2,398 reads
Getting Started with Power BI - Part 1
In this tip we will show how Power BI works and how to create a simple report from scratch and the options available for creating reports.
2019-03-01
5,579 reads
Improve the Performance of Your Azure SQL Database (and Save Money!) with Automatic Tuning
Organizations may have many concerns about performance when migrating databases to Azure. Fortunately, Microsoft provides some great tools to help improve performance and save money. In this article, Monica Rathbun explains how to take advantage of these features.
2019-02-28
2,433 reads
Verify File Exists Using PowerShell
In this tip we look at a PowerShell script that can be used to compare actual files that exist against a list of files that should exist for a project to identify any missing files.
2019-02-27
3,120 reads
Getting Approximate Count in Microsoft SQL Server
Sometimes performance is more important than exact accuracy. Learn how to get an approximate count in SQL Server with better performance.
2019-02-26
5,395 reads
Introduction to SQL Server Security — Part 2
In this article, the second in the series, Robert Sheldon demonstrates how to manage the SQL Server security with granting permissions to users, logins, and groups.
2019-02-25
2,336 reads
What is the Best Value for Fill Factor in SQL Server
Learn about how selecting a SQL Server index fill factor can impact storage and performance. Check out the included scripts to help give you better insight.
2019-02-25
3,023 reads
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