Archana

Archana has been working as a freelance consultant in the Microsoft Data Platform for the couple of years now. Prior to this, she has worked on other technologies like Oracle and OBIEE as a RPD Data Modeler. Her main areas of interests are Database Design, Modeling and Data Visualization. She also conducts short webinars for students who are new into this field. In her leisure, she likes to spend time in her kitchen and gardening.

SQLServerCentral Article

Create Custom Functions in Power Query

Introduction Often at times, you may come across situations where you need to calculate a column repeatedly multiple times in the same Power BI report or across multiple reports. Although you can use the calculated columns to some extent, these are not robust and not reusable. In order to reuse the same piece of code, […]

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2020-04-21

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SQLServerCentral Article

Calculate Moving Averages using T-SQL in SQL Server

Introduction In Financial Data, analyzing the Moving Average (MA) is a very common practice. The direction of the moving average conveys important information about prices, whether that average is simple or exponential. A rising moving average shows that prices are generally increasing. A falling moving average indicates that prices, on average, are falling. This article […]

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2020-02-04

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Question of the Day

What's Wrong with this Table?

What's wrong with this code and causes an error?

CREATE TABLE Customer
(
    CustomerID INT NULL,
    FirstName NVARCHAR(50) NOT NULL,
    LastName NVARCHAR(50) NULL,
    Email NVARCHAR(100) NOT NULL,
CONSTRAINT CustomerPK PRIMARY KEY (CustomerID, LastName)
);


See possible answers