2020-05-08
674 reads
DAX
2020-05-01
556 reads
DAX for SQL Folks: Part II - Translating SQL Queries to DAX Queries
Introduction In response to my approach in the popular MDX Guide for SQL Folks series, I am using SQL as a good frame of reference for starting or developing a new approach for improving your Data Analysis Expression(DAX) language learning experience. This is useful for developers starting to learn the DAX language to more advanced developers who […]
2020-04-30
43,259 reads
2020-04-24
649 reads
2020-04-17
483 reads
2020-04-10
496 reads
2020-04-03
512 reads
Using the RANKX function in Power BI
Introduction In this article, I'll explain the use of the RANKX function available in DAX. The RANKX is a sortation function which is capable of performing a quite complex sorting and ranking based on the groups and values available in the dataset. It returns the ranking of a particular number available in each row of […]
2020-03-12
20,341 reads
Mean Median Mode using SQL and DAX
This article explains how to calculate the important statistical functions, MEAN, MEDIAN, and MODE, in both T-SQL and DAX.
2020-02-28
34,661 reads
Month-over-Month calculation using DAX in Power BI
Introduction Period-over-period is an analysis technique in business that measures some value in the present and compares it to the same measurement in a comparable period of time in the past. The goal is to adjust the slice of the past you are viewing, so the same amount of time has passed in the two […]
2020-01-27
78,290 reads
Blogs
T-SQL Tuesday #202 SQL Server Outage You’ll Never Forget: A Roundup
When I put together the invitation for T-SQL Tuesday #202, I wasn't sure what...
A Last Minute Trip to the EU
By Steve Jones
My life has some crazy travel stretches for sure. Between speaking, office visits, customer...
Part 3 of 3: Tuning DiskANN — R, Alpha, L, Beam Width, Recall and Latency
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
Forums
Implementing Type 4 Slowly Changing Dimensions in SQL Server
Comments posted to this topic are about the item Implementing Type 4 Slowly Changing...
The Disabled Index
Comments posted to this topic are about the item The Disabled Index
Server-Level Table sizes
Comments posted to this topic are about the item Server-Level Table sizes
Question of the Day
The Disabled Index
I run this code on SQL Server 2022.
CREATE TABLE Drink
(
drinkid INT NOT NULL
CONSTRAINT DrinkPK PRIMARY KEY CLUSTERED,
drinkname VARCHAR(20),
rating NUMERIC(2, 1)
)
GO
INSERT INTO Drink
(
drinkid,
drinkname,
rating
)
VALUES
(1, 'Margarita', 4.5),
(2, 'Mojito', 4.3),
(3, 'Old Fashioned', 4.7),
(4, 'Martini', 4.4),
(5, 'Cosmopolitan', 4.2)
GO
ALTER INDEX drinkpk ON dbo.drink DISABLE
GO
SELECT * FROM dbo.Drink
GO
What is the result? See possible answers