Performance Tuning Means 3 Things
Brent Ozar discusses performance tuning and how From the outside it looks more complicated than it is, but at the end of the day, it always comes back to just 3 knobs and knowing which ones you can turn.
2020-02-07
Brent Ozar discusses performance tuning and how From the outside it looks more complicated than it is, but at the end of the day, it always comes back to just 3 knobs and knowing which ones you can turn.
2020-02-07
Window functions are useful for solving many SQL queries. In this article, Ed Pollack demonstrates how they can be used to analyse baseball winning streaks.
2020-02-06
Redgate has added new capabilities to the Deployment Suite for Oracle, so it now supports automated migrations-based and state-based Oracle deployments on both Linux and Windows. They've introduced Redgate Change Control, a new capability for understanding development changes, generating migration scripts for version control, and getting precise control over the migration path during automated deployments. Our Schema Compare and Data Compare for Oracle command line tools have been extended to Linux as well as Windows, and we’ve added static code analysis that encourages teams to follow good coding practices on Windows or Linux.
2020-02-06
Giorgi Abashidze explains how his team use a 2-phase deployment process with SQL Compare Command line, and some SQL Synonyms, to automate custom deployments for each of their customers, while only needing to maintain one branch per release in source control.
2020-02-05
In this article we look at how to load time series data into SQL Server both for an initial load as well as adding new data.
2020-02-05
In this tip we look at the impact of building SQL Server indexes in ascending versus descending order and the impact.
2020-02-04
Kendra Little sat down with the SQL Change Automation Dev Team to get some insight into how they build the product with the customers in mind. SQL Change Automation 4.1 included adding support for the tracking of static data tables to the SSMS extension. This was a direct result of the communication and work the team have carried out with their customer base. Read Kendra’s blog to find out more about the release and the work that goes into delivering these updates.
2020-02-04
Phil Factor delves into SQL Prompt's performance rule, PE012, which will advise you if it detects the use of the SET statements within a stored procedure or trigger, which might cause unnecessary recompilations, though the issue extends to other types of batches.
2020-02-03
Since SQL Server now runs in Linux, more database professionals will begin to learn this operating system. In this article, Robert Cain demonstrates how to set up an Ubuntu virtual machine for learning.
2020-02-03
What advanced features are available in the Power BI Q&A functionality? Also, how does the new Q&A visual work?
2020-01-31
Good documentation gets you started. Good books get you deep. After years of working...
By Vinay Thakur
In previous posts, we looked at the SQL Server engine. for us DBAs, the...
By Arun Sirpal
You have used Claude. But which Claude? The Claude app (claude.ai, the desktop and...
Comments posted to this topic are about the item Creating a JSON Document IV
By VishnuGupthanSQLPowershellDBA
Comments posted to this topic are about the item Restoring Azure Key Vault Keys...
When the schema of an object is changed, SQL Server wipes out the previous...
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