SQL 2012 evaluate installation requirements
As part of my preparations for 70-462 Administering SQL Server 2012 today I have created a blog post covering "evaluate...
2012-07-24
1,299 reads
SQL FOREIGN KEY CONSTRAINT Syntax
You can enforce referential integrity (ensure you don't get orphans) by adding Foreign Key Constraint and in this tutorial you...
2012-07-24
928 reads
SQL Unique Constraint
In this blog psot we show how to restrict users from entering duplicated data by using SQL UNIQUE Constraint. In...
2012-07-24
780 reads
PowerPivot default measure aggregation
One of the PowerPivot advantages is flexibility of changing measure aggregation for instance changing average to minimum. PowerPivot applies default...
2012-07-23
685 reads
PowerPivot hide fields and unhide in Excel 2013
In this PowerPivot tutorial I show how to improve user experience by hiding fields from PivotTable (client tool) so user...
2012-07-23
813 reads
SQL CHECK CONSTRAINT Syntax
We have now added SQL CHECK CONSTRAINT to Exam Guide 70-461 Querying SQL Server 2012 and SQL Tutorial
2012-07-23
914 reads
SQL DEFAULT CONSTRAINT Syntax
This time we show how to use SQL DEFAULT CONSTRAINT to provide values for fields that are not given a...
2012-07-23
617 reads
SQL PRIMARY KEY CONSTRAINT Syntax
In this tutorial we show how to use ALTER TABLE and add Primary key constraint. This tutorial support our Exam...
2012-07-23
744 reads
How to use PowerPivot in Excel 2013
In previous lessons we create basic PowerPivot model now it is time to see how it looks in Excel 2013...
2012-07-22
1,263 reads
PowerPivot create relationships
We continue creating our PowerPivot model using Excel 2013 by adding relationships. We use two methods "manage relationships" dialog box...
2012-07-22
886 reads
Blogs
Learn Better: Pause to Review More
By Brian Kelley
If you want to learn better, pause more in your learning to intentionally review.
Azure SQL Managed Instance Next-Gen: Bring on the IOPS
By John
If you’ve used Azure SQL Managed Instance General Purpose, you know the drill: to...
SQL, MDX, DAX – the languages of data
By DataOnWheels
Ramblings of a retired data architect Let me start by saying that I have...
Forums
Two foreign keys to the same table. Can't cascade deletes.
Not sure if this is really a relational theory question but it seems about...
Connecting Power BI to SSAS and effective user not working
Hi everyone, Below is a consolidated summary of what we validated Architecture & data...
High Availability setup - has anyone seen this method?
Hi all, I recently moved to a new employer who have their HA setup...
Question of the Day
Encoding URLs
I have this data in a SQL Server 2025 table:
CREATE TABLE Response ( ResponseID INT NOT NULL CONSTRAINT ResponsePK PRIMARY KEY , ResponseVal VARBINARY(5000) ) GOIf I want to get a value from this table that I can add to a URL in a browser, which of these code items produces a result I can use? See possible answers