USA: ZIP+4 Codes & Address Data

Uli Bethke May 4, 2022

Overview United States ZIP codes are five numerical digits long. ZIP+4 codes, also known as add-on or plus-four codes, include four additional digits that identify a geographic segment within a ZIP code delivery area. The first digit in a ZIP code represents a defined group of U.S. states. The second and third digits represent a ...

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Best Practices for implementing a Data Lake on Snowflake

Uli Bethke April 20, 2022

Data lakes. An introduction Data lakes are a common and useful design pattern in modern data architecture. Contrary to a widespread belief, data lakes have been around for a long time. The designs by Ralph Kimball and Bill Inmon included the design pattern of a staging and landing area. These are the parents of the ...

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Converting Workday XML to Snowflake

Uli Bethke March 30, 2022

Overview In this post we will show you how you can easily convert Workday XML or any other XML to a Snowflake database. We will use Sonra’s Paranoid to mask the XML data and Flexter to convert Workday XML automatically without any manual coding. What is Flexter? Flexter converts any XML/JSON to a readable format ...

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Date Dimension with Global Holiday Calendar

Uli Bethke March 21, 2022

Overview A date dimension is an essential table in a data model that allows to analyze performance more effectively across different time periods. It should be included in every dimensional model that contains a date or requires date intelligence as part of the analysis. The date dimension plays an important role in the data warehouse ...

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