Christian Henrik Reich – Medium

Christian Henrik Reich

Microsoft Fabric: Shortcutting to a firewall-protected Azure Data Lake, distilled.

Less is more

Oct 2

Microsoft Fabric: Shortcutting to a firewall-protected Azure Data Lake, distilled.

Oct 2

Microsoft Fabric: Diving into Lakehouse access from local machines and other remotes with Delta-RS

Sometimes local compute outperforms

Sep 15

Microsoft Fabric: Diving into Lakehouse access from local machines and other remotes with Delta-RS

Sep 15

Data Architecture: Data capture time and event time in medallion architecture.

Data arrangement has the most significant impact on your solution.

Aug 25

Data Architecture: Data capture time and event time in medallion architecture.

Aug 25

Spark performance: Let cache() or persist() handle your temporary data when possible

Let Spark do the work

Jul 19

Spark performance: Let cache() or persist() handle your temporary data when possible

Jul 19

Microsoft Fabric: Utilize Shared SparkSessions fully with mssparkutils.notebook.run and runMultiple

There is isolated and then there is a little less isolated.

Jun 6

Microsoft Fabric: Utilize Shared SparkSessions fully with mssparkutils.notebook.run and runMultiple

Jun 6

Spark SQL: Why the choice of language doesn’t impact performance

Exploring the language-agnostic power of Apache Spark SQL

May 24

Spark SQL: Why the choice of language doesn’t impact performance

May 24

Microsoft Fabric and Databricks: The low-level challenge of enforcing primary keys and foreign…

Key enforment requires performance

May 18

Microsoft Fabric and Databricks: The low-level challenge of enforcing primary keys and foreign…

May 18

Delta and Parquet: Integer, GUID/UUID or SHA256 as ID?

A study of keys

May 6

Delta and Parquet: Integer, GUID/UUID or SHA256 as ID?

May 6

Microsoft Fabric: Building Pseudo Identity Columns Without monotonically_increasing_id() in Spark

Using non integer keys instead of monotonically_increasing_id() is not the solution.

May 1

Microsoft Fabric: Building Pseudo Identity Columns Without monotonically_increasing_id() in Spark

May 1

Microsoft Fabric: Accessing CDM data (from Dataverse) from Spark

Motivation

Feb 7

Microsoft Fabric: Accessing CDM data (from Dataverse) from Spark

Feb 7

Christian Henrik Reich

Christian Henrik Reich

Renaissance man @ twoday Kapacity, Renaissance man @ Mugato.com. Focusing on data architecture, ML/AI and backend dev, cloud and on-premise.

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