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Apache Spark installation guides, performance tuning tips, general tutorials, etc.

*Spark logo is a registered trademark of Apache Spark.

Code snippets and tips for various programming languages/frameworks. All code examples are under MIT or Apache 2.0 license unless specified. 

Articles about Apache Hadoop installation, performance tuning and general tutorials.

*The yellow elephant logo is a registered trademark of Apache Hadoop.

Tutorials and information about Teradata.

Articles about ASP.NET Core 1.x, 2.x, 3.x and 5.0.

Everything about .NET framework, .NET Core and .NET Standard. 

Tools, Frameworks installation guide and usage tutorials. 

Streaming analytics related tutorials and ideas.

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Series

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Parse, Load and Write Files in Spark

Parse, Load and Write Files in Spark

This series includes articles about how to read and write files in Spark incl. plain text file, CSV, TSV, XML, Parquet, Avro, Orc, etc. 

Install Big Data Tools on Linux

Install Big Data Tools on Linux

This series provides detailed tutorials about installing big data tools such as Hadoop, Spark, Sqoop, Zeppelin, Hive, Sqoop, etc. on UNIX-alike systems such as Linux or MacOS.  

* Logos used in the picture are registered trademarks of Apache or Linux foundations. 

Spark Connect to Databases

Spark Connect to Databases

This series includes tutorials about how to read data from or write data into databases via JDBC or other drivers. With Java, Spark can interact with many SQL databases such as SQL Server, Oracle, Teradata, MySQL, PostgreSQL, SQLite, etc. 

.NET for Apache Spark

.NET for Apache Spark

.NET for Apache Spark 

Connecting to Databases via Python

Connecting to Databases via Python

There are quite a few different packages available that can be used in Python to connect to databases. This series provides examples about using Python to connect to SQL Server, Teradata, SQLite, Oracle, MySQL, etc. 

Big Data Tools on Windows 10

Big Data Tools on Windows 10

This series provides detailed tutorials about installing big data tools such as Hadoop, Spark, Sqoop, Zeppelin, Hive, Sqoop, etc. on Windows 10 using Java and Windows native libraries.  

* Logos used in the picture are registered trademarks of Apache or Microsoft. 


Teradata Functions

Teradata Functions

Explore frequently used Teradata SQL functions.

Querying Teradata using SQL

Querying Teradata using SQL

This series collects commonly used SQL queries to retrieve data from Teradata database. It also shows you how to do some basic filters and transformation using SQL statements.