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Wise Owl blogs written by Andy Brown (page 17 of 20)

Showing blogs 321-340 (out of 383)

Creating reports in Power BI with dynamic measures or dynamic dimensions

Posted by Andy Brown on 03 January 2019

This blog shows how to create fully dynamic reports, whereby users can choose which statistics to show and which dimensions to report them by.

Tags:
Power BI > General

Showing the top N values of a dimension, where you can use a slicer to vary N

Posted by Andy Brown on 06 December 2018

Following a question from a Power BI course, this blog shows how you can get a page to show the top N customers by sales value, where N is a number controlled by a slicer.

Tags:
Power BI > Measures / DAX

Five methods for creating partitions of SSAS Tabular tables programmatically

Posted by Andy Brown on 23 July 2018

Need to generate a partition for a fact table for each year, product or region? This blog gives five approaches, so that you can choose which method is for you.

Tags:
SSAS tabular > Partitions and processing

Using partitions/processing to load a large fact table into a tabular data model

Posted by Andy Brown on 23 July 2018

This blog shows how you can load the empty structure of a large fact table into an Analysis Services tabular data model, then use partitions to bring in the data bit by bit.

Tags:
SSAS tabular > Partitions and processing

How to get rid of lots of blank rows in a Report Builder table

Posted by Andy Brown on 16 February 2018

There seems to be an occasional bug in Report Builder which fills a table with blank rows. Here's one owl's way to get round it.

Tags:
SSRS > Report Builder

Which should you learn: Report Builder or Reporting Services?

Posted by Andy Brown on 16 February 2018

Report Builder and SQL Server Reporting Services are almost identical - which makes the small but important differences even harder to explain.

Tags:
SSRS > Report Builder SSRS > General

Did you know there was an IIF function in SQL to test conditions? We didn't!

Posted by Andy Brown on 16 February 2018

You can use the IIF function in SQL as an alternative to the CASE WHEN statement. We thought we would share this new (for us) discovery with the world!

Tags:
SQL > Calculations

How to use the Windows Magnifier to zoom in on parts of your screen

Posted by Andy Brown on 29 January 2018

If you're trying to project your screen at the front of a class, the Windows Magnifier lets people see what you're doing more easily.

Tags:
Hardware/software > General IT

How to use an unpivot transform in Power BI Desktop Query Editor

Posted by Andy Brown on 04 January 2018

If you get data in pivot (two-dimensional) form, you can unpivot it to get the underlying rows, and hence produce charts and visuals. This blog shows how!

Tags:
Power BI > Query editor

How to use a $ symbol to introduce a string expression, and fill in the blanks

Posted by Andy Brown on 22 December 2017

Introduced in Visual Studio, string interpolation allows you to linking different C# expressions contained in curly parentheses, with everything preceded by a dollar sign. This blog explains how to use this handy new short-cut.

Tags:
Visual C# > Variables

How to write an M formula to convert Julian dates using Power Query

Posted by Andy Brown on 08 December 2017

This short blog explains how to convert Julian dates to "normal" ones, and how the formula used actually works!

Tags:
Power BI > Query editor

How to create multiple worksheets based on pivot table report filter values

Posted by Andy Brown on 08 December 2017

Did you know that you can automatically generate multiple versions of a pivot table, with each one configured to filter by a different item? We didn't - this blog is an attempt to apologise for our oversight!

Tags:
Excel > Tables, pivot tables

Adding Wise Owl training certificates to LinkedIn

Posted by Andy Brown on 14 March 2024

Step-by-step instructions for how to show on your LinkedIn profile proof of the Wise Owl courses that you've attended.

Tags:
Websites > Wise Owl website

Three different ways to find the differences between two Excel worksheets

Posted by Andy Brown on 01 June 2017

There are a few ways to find the differences between two Excel worksheets. This blog considers 3 methods (using Excel formulae, using Query Editor and using the Inquire add-in).

Tags:
Excel > Multiple worksheets

This blog shows a clever way to annotate expression constraints in SSIS

Posted by Andy Brown on 27 April 2017

If you've added an expression constraint to control flow in a package in Integration Services, this blog will show you how to display what the constraint does automatically.

Tags:
SSIS > Control flow tasks

How to loop over the worksheets in an Excel workbook using Integration Services

Posted by Andy Brown on 21 April 2017

Follow this blog to learn how to use an SSIS package to loop over the worksheets in an Excel XLSX workbook, importing the contents of each.

Tags:
SSIS > Data flow

Speed comparison of temporary tables against table variables

Posted by Andy Brown on 02 March 2017

When you are programming in SQL, you often have the choice of using table variables or temporary tables. This blog considers whether one method is substantially quicker than the other (spoiler alert: not really).