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  • Formulas in Tableau part 2 - Intermediate

    Dealing with Null values

    4 mins

    In most datasets, Null values will often appear in certain columns. In this lesson, we will learn how to deal with Null values in Tableau, using the ZN() function to fix some calculations.

  • Advanced visualisations in Tableau - Advanced

    Adding trend lines to your data

    5 mins

    For some data sets, we may want to create a model to establish relationships between different variables. In this lesson, we'll go through how to do this with Tableau's trend lines feature.

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    Creating visualisations in Tableau - Beginner

    Creating X-Y scatter plots for two measures

    6 mins

    X-Y scatter plots are fantastic visualisations when plotting large datasets and clustering. They can also interact really well with text tables, as we will see in this lesson.

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    Formulas in Tableau part 1 - Intermediate

    Calculated fields part 1

    5 mins

    Formulas that will be re-used regularly should be stored in calculated fields. In this lesson, we create a new field called Price Per Unit and explore some of the risks in using calculated fields.

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    Creating visualisations in Tableau - Beginner

    Box plots

    7 mins

    Box plots are a great alternative to bar charts because they show both the average and each individual data point. As a result, you can see how data is distributed within a column or row.

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    Formulas in Tableau part 2 - Intermediate

    Removing whitespace from strings of text

    2 mins

    Whitespace are spaces that occur either side of a text string. Tableau has a number of functions we can use to remove whitespace, which we will use in this lesson.

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    Creating visualisations in Tableau - Beginner

    Tables, heat maps and tree maps

    6 mins

    Heat maps and tree maps enable you to colour-code larger data tables. Learn how and when to use these visualisations in this lesson.

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    Introducing Tableau - Beginner

    Introducing the data

    2 mins

    This lesson introduces the datasets that we will be using in this course. All datasets relate to the fees generated by a small accountancy firm.

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    Filter, groups and sets - Beginner

    Cascading filters

    6 mins

    When you have a hierarchy of dimensions that you want to use as filters, it is necessary to connect these filters for an optimal user experience. Thankfully, this can easily be done with cascading filters.

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    Introducing Tableau - Beginner

    Understanding the family of Tableau products

    3 mins

    Tableau has a number of different products which you need to understand how to use. In this lesson, we go through the full family of products and how they interact with each other.

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    Introducing Tableau - Beginner

    Formatting your Tableau workbook

    6 mins

    Unfortunately, we all view dashboards on different screen sizes and on different devices. In this lesson, we will learn how to account for this in our Tableau dashboards. We will also experiment with both fixed and floating objects on our dashboards.

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    Introducing Tableau - Beginner

    Visualising data over time

    5 mins

    Time-series data uses different visualisations than the examples we've built so far. Line charts and area charts are good choices for this business use-case.

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    Filter, groups and sets - Beginner

    Data source filters

    3 mins

    If you are connecting to a Live database with a large amount of data, you may want to use data source filters to reduce the amount of data appearing in the Tableau view.

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    Filter, groups and sets - Beginner

    Context filters

    4 mins

    Context filters provide much better performance than quick filters and are especially useful on dashboards that contain multiple filters.

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    Formulas in Tableau part 2 - Intermediate

    Dates in Tableau part 1

    6 mins

    In this lesson, we learn how to use some of Tableau's most popular date functions, DATEPART(), DATETRUNC() and DATEDIFF.