Apache Airflow & CeleryExecutor, PostgreSQL & Redis: Start the environment using Docker-Compose in 5 minutes!
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Apache Airflow & CeleryExecutor, PostgreSQL & Redis: Start the environment using Docker-Compose in 5 minutes!

In this post I will show you how to create a fully operational environment in 5 minutes, which will include: Apache Airflow WebServerApache Airflow WorkerApache Airflow SchedulerFlower - is a…

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SQL Developer:  How to connect to the Teradata / MS SQL Server database in Oracle SQL Developer?
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SQL Developer: How to connect to the Teradata / MS SQL Server database in Oracle SQL Developer?

Oracle SQL Developer provides the feature to connect to many databases, including to Teradata, Microsoft SQL Server, IBM DB2, Sybase, MySQL and even Microsoft Access. All you need is the…

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[SOLVED] Teradata: Error 3653 [SQLState 21S02] All select-lists do not contain the same number of expressions.
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[SOLVED] Teradata: Error 3653 [SQLState 21S02] All select-lists do not contain the same number of expressions.

In this post, I will explain why you encountered the error message [Error 3653] [SQLState 21S02] All select-lists do not contain the same number of expressions, also known as Failed…

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[SOLVED] Docker for Windows Hyper-V: how to share the Internet to Docker containers or virtual machines?

Problem Do you use Hyper-V virtualization, create a virtual machine, but it does not have internet access? No problem. We can solve it easily! Cause The reason for the lack…

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