What is ETL | What is Data Warehouse | OLTP vs OLAP

In this video, we will discuss what is ETL (Extract, transform, load), what is data warehouse, and its purpose of it. The difference between OLTP (Online Transaction Processing System) vs OLAP (Online Analytics Processing System). Apache nifi, Talend, and Informatica are some of the enterprise ETL tools whereas for data warehouses Teradata, amazon redshift, snowflake, Greenplum, etc are widely adopted in the industry.

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#ETL #DataWarehouse #OLAP #OLTP

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