You will often come across this ETL testing interview question. ETL testers are in high demand because ETL testing is so crucial. Data sources are validated, data is extracted, transformation logic is applied, and data is loaded into target tables by ETL testers. An ETL tester's primary respo...
In addition to the above ETL testing questions, there may be other vital questions where you may be asked to mention the ETL tools which you have used earlier. Also, you might be asked about any debugging issues you have faced in your earlier experience or about any real-time experience. ...
As part of the ETL process, complex transformations can be performed and additional storage space is required. Earlier, we defined ETL as a process of converting source data into target data and manipulating it. All of the aboveAnswer: D) All of the aboveExplanation...
ETL testing is a concept which can be applied to different tools and databases in information management industry.The objective of ETL testing is to assure that the data that has been loaded from a source to destination after business transformation is accurate.It also involves the verification of...
Build, monitor, and schedule data pipelines. Turn raw, complex data into report-ready analytics and business intelligence. Centralize data from all your databases, applications, and more Turn raw complex data into a report ready analytics and business intelligence ...
Transactional databases cannot answer complex business questions that can be answered by ETL example. A Data Warehouse provides a common data repository ETL provides a method of moving the data from various sources into a data warehouse. As data sources change, the Data Warehouse will automatically ...
Further Reading =>Most Popular Informatica Interview Questions Features: Data Manipulation:The software allows its users to manipulate and transform data according to their specific requirements. It facilitates complex transformations such as data sorting, filtering, aggregation, etc. ...
Xplenty lets users perform complex data preparation functions by using its rich expression language. It provides an API component for advanced customization. 10. Cloudera Cloudera is a cloud platform that uses analytics and machine learning to yield insights from data. It allows you to fetch, proces...
[Related Article:ETL testing interview Questions and Answers] 13. Informatica PowerCenter It is an ETL tool released by the Informatica Corporation. This tool provides capabilities for fetching and connecting data from various data sources. Some Important Features of Informatica PowerCenter are as follows...
Wrote complex standard query language scripts Skills Program testing software | Database management software | HTMP and XML | Portable code writing | Solutions deployment Education Bachelor of Computer Science, City University Certifications Computer software and media applications certificate,Software Associati...