Chinthala RaghavendraNivas

Introduction:   In general, the ETL (Extraction, Transformation and Loading) process is being implemented through ETL tools such as Datastage, Informatica, AbInitio, SSIS, and Talend to load data into the data warehouse. The same process can also be accomplished through programming such as Apache Spark to load the data into the database. Let’s see how it […]

  Data integration processes are very time and resource consuming.  The amount of data and the size of the datasets are constantly growing but data and information are still expected to be delivered on-time.  Performance is therefore a key element in the success of a Business Intelligence & Data Warehousing project. Performance tuning should be the primary focus […]