Ans: 5.Different Types of Dimensions? All Questions; Answered; Unanswered; Best Answered ; Showing Questions 21 - 40 of 387 Questions. Sort by: Answers | Date . Home; About; About. So, here are top 30 frequently asked Hive Interview Questions: Que 1. You don’t need to do this all alone. Interview Questions; Data Warehouse; DataStage; DataStage Interview Questions. Dec 19, 2015 - Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. What is Apache Hive? So in this Azure Data factory interview questions, you will find questions related to steps for ETL process, integration Runtime, Datalake storage, Blob storage, Data Warehouse, Azure Data Lake analytics, top-level concepts of Azure Data Factory, levels of security in Azure Data Lake and more. Although, Hive it is not a database it gives you logical abstraction over the databases and the tables. 14 Ans . If you are searching for ETL tool Talend Studio interview questions, this article will help you with 89 real-time scenario based Talend ETL interview questions to crack your next Talend job interview. Jump to Page: Jun 21 2018. Menu. Thanks in advance. Facebook; Twitter; Most of the you … Coding compiler wishing you all the very best for your future and happy learning. It has a set of top 65 questions which an interviewer plans to ask during an interview process. Top 30 Most Asked Interview Questions for Hive. Enterprise Data Warehouse; Operational data store; Data Mart. Jump to Page: Oct 20 2011. Along with 17+ years of hands-on experience, he holds a Masters of Science degree and a number of database certifications. Ans: A virtual data warehouse provides a view of completed data. Surya says: April 10, 2020 at 3:35 pm. I delegated one to the assistant lead. What is different between SnowFlake and Star Schema? What Is Difference Between Drill & Scope Of Analysis? Basically, a tool which we call a data warehousing tool is Hive.However, Hive gives SQL queries to perform an analysis and also an abstraction. Basically you will be able to check your JOIN concepts. Q: Define data warehouse? 1) You are in a meeting. Some data marts, called dependent data marts, are subsets of large data warehouses. Datastage Real time scenario. Cloud-based data warehouse—imagine everything you need from a data warehouse, but hosted in the cloud. Question 2. 02:29 PM. Pinal Dave is a SQL Server Performance Tuning Expert and an independent consultant. What are different types of Schemas? Create a job to convert row data into column data. SQL ,Data Warehouse and Testing Concepts It is one place for SQL,ORACLE, datawarehouse and testing concepts. Skip to content. This allows the respondent to provide a hypothetical response even if they do not have experience in the field. Menu. The source data looks like id, value ----- 10, a 10, b 10, c 20, d 20, e 20, f The target table data should look like id, col1, col2, col3 ----- 10, a, b, c 20, d, e, f Recommended Reading More Scenarios Based Interview Questions on Datastage at Following are the ETL tools available: Informatica Data Stage Oracle Warehouse Builder Ab Initio Data Junction. Dear readers, these Data Warehousing Interview Questions have been designed especially to get you acquainted with the nature of questions you may encounter during your interview for the subject of Data Warehousing. 2 Ans . In this Azure Data Factory interview questions, you will learn data factory to clear your job interview. Example − In an organization, data marts may exists for Finance, Marketing, Human Resource, and other individual departments which store data related to their specific functions. It usually gets data only from a few sources. Data Mart represents data from single business process. SQL / ORACLE- Scenario Based Interview Questions & Answers PART- 10 Consider below two tables Table_First and Table_Second for answering the below questions. 3. Rule Based; Cost Based; 49. Ans: 3.What is Fact and Dimension? Enterprise Data Warehouse provide a control Data Base for decision support through out the enterprise. Operational data store has a broad enterprise under scope but unlike a real enterprise DW. Data Mart is a simplest set of Data warehouse which is used to focus on single functional area of the business.We can say Data Mart is a subset of Data warehouse which is oriented to specific line of business or specific functional area of business such as marketing,finance,sales e.t.c. Amit S says: June 5, 2020 at 1:35 pm. This is one of those scenarios questions that judge prioritization skills. Cloud-based data warehouse architectures can typically perform complex analytical queries much faster because they are massively parallel processing (MPP). There are so many new important informatica scenario based questions points, question covered and different new points all covered in this piece all at ease. Ans. What are the tools available for ETL? Home; SQL; DWH; UNIX; 27 August 2016. informatica data warehouse interview scenario based questions. The Sample Scenario. Read all of the posts by rontyjones on informatica data warehouse interview scenario based questions. A virtual data warehouse is a perfect information system where it acts as an appropriate analytical decision-making system. 89 Talend Interview Questions For Experienced 2020.