Author Archives: wessexbob

UK Bank Holidays in Power Query – Easter

Posted on February 26, 2016 by wessexbob

In my previous post I showed how to calculate all of the UK Bank Holidays for a nominated year,all holidays except the Easter holidays. In this post we will wrap it up by showing how to calculate those holidays. The … Continue reading →

Posted in Excel, Functions, M Code, Power BI, Power Query, UK Bank Holidays | Tagged | 4 Comments

UK Bank Holidays in Power Query

Posted on February 25, 2016 by wessexbob

I recently built an application that needed to be able to work out the UK Bank Holidays for any given year. This is relatively easy in Excel, the only two that are a little taxing are Easter Friday and Easter … Continue reading →

Posted in Excel, M Code, Power Query, UK Bank Holidays | 3 Comments

London Data Culture Day 2015

Posted on December 15, 2015 by wessexbob

At the recent London Data Culture Day, organised by Jen Stirrup, I gave a presentation on Excel Cube Functions, querying a SQL Server database uploaded into Power Pivot to provide the cube, focusing on using MDX to enhance the capability … Continue reading →

Posted in CUBE Functions, Excel, Pivots, Power BI, Power Pivot, Uncategorized | Tagged | Leave a comment

One Slicer To Control Them All

Posted on July 4, 2015 by wessexbob

In Excel 2007, Microsoft added structured tables. Although far from being my favourite Excel feature, they are certainly a step in the right direction, and Microsoft are using them more and more in other functions. Excel 2010 saw the addition … Continue reading →

Posted in Uncategorized | Tagged , , , , , | 2 Comments

PASSBAC 2015 Revisited

Posted on April 29, 2015 by wessexbob

As promised at my session on Excel’s CUBE functions at PASSBAC 2015 in Santa Clara on 22nd April, here are the files that I used at that session. It was my intention to have just two Excel workbooks, a starting … Continue reading →

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Patterns in the Sand

Posted on March 19, 2015 by wessexbob

I have just received my copy of Marco Russo and Alberto Ferrari’s book, DAX Patterns (paid for copy!). I am not sure how much value I will get out of the book, I think Marco and Alberto work in a domain that … Continue reading →

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Bob The (Proto) Builder

Posted on March 12, 2015 by wessexbob

I have been building a prototype application over the past week, using Power Query to take the principal data management sheet, and create a form of normalised data that I could load into a SQL Server database which I would then … Continue reading →

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Just One Slice Please

Posted on March 17, 2014 by wessexbob

We all use pivot tables, don’t we? And with the introduction of slicers, we have a much more friendly and nicer way of filtering the results than the old pivot filters. One drawback of slicers is that it is not … Continue reading →

Posted in Pivots, Power Pivot | Tagged , , , , , | 21 Comments

Excel is for Parameters

Posted on March 16, 2014 by wessexbob

In my last two posts, I have shown how to build a datamodel in Excel from an Excel workbook that had two levels of headings, and then I showed how to improve the code  using functions. In the second I … Continue reading →

Posted in Power Query | Tagged , , , , | 6 Comments

A Case For Functions

Posted on March 10, 2014 by wessexbob

One of the things I don’t like about Power Query is that the list of instructions gets quite long, when a transformation is more than just a simple replace or add columns, and becomes less easily maintained. I am a … Continue reading →

Posted in Power Query | Tagged , , | 3 Comments