Author Archives: Frederic

New SQL tool for Analysts on Snowflake: Datameer

Over the years, I have been monitoring the analytics software market with a quite simple requirement: I am (still) looking for a tool to let me generate full data pipelines quickly from a browser with the least amount of code. … Continue reading

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How to Concatenate Strings in Snowflake with Alteryx INDB

Suppose you have a set of transactions, such as Superstore orders for instance, each with one to many line items, with each line item belonging to a product category: Note that this is a single order with actually 14 line … Continue reading

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How to build a history table with Snowflake and Fivetran

What I mean by history table is what is commonly called a Slowly Changing Dimension, or SCD table of type 2, which retains efficiently all the previous values I decide to track, for accurate historical reports. Why do we care … Continue reading

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Snowflake Power Up with Snowsight

One of the many appeals of using Snowflake for me, is the user interface in the browser, which allows not only to perform many admin tasks, but also to poke around data. Yet, that legacy environment, while the envy of … Continue reading

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Cross Tab and Transpose INDB with Snowflake using Pivot and Unpivot

Data for analytics can be structured in two different ways: Wide or Long. Here is an illustration of the two types of format for the same data set: When would you use one vs. the other? In general, wide models … Continue reading

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