MIS interview questions to tackle duplicate values in tables

Facing an MIS, Data Analyst, or Business Intelligence interview? One of the most common and important technical questions revolves around handling duplicate data in tables. ​In this complete guide, we break down the best methods to tackle this question using both SQL and Microsoft Excel. Mastering these techniques shows interviewers you have strong data integrity skills! ​What you will learn in this video: ​Identifying Duplicates: The go-to SQL query using ​Excel Methods: Quickly finding duplicates using Conditional Formatting and removing them using the Remove Duplicates Tool. ​Prevention: Discussing the importance of Primary Keys and UNIQUE Constraints in database design. ​Bonus: How to handle duplicates when merging data from multiple sources. ​Level up your technical interview game and land that MIS role! ​🔔 Subscribe for more MIS, Excel, and SQL interview preparation content! ​#MISInterview #SQLInterviewQuestions #DataAnalyst ​#MISInterviewQuestions ​#SQLInterviewQuestions ​#DuplicateData ​#RemoveDuplicates ​#DataAnalystInterview ​#DataCleaning ​#ExcelTricks ​#SQLWindowFunctions ​#MISAnalyst ​MIS interview questions, SQL interview questions, handle duplicate data, remove duplicates in SQL, remove duplicates in Excel, SQL GROUP BY HAVING, ROW_NUMBER function SQL, Data Analyst interview, data cleaning techniques, database constraints, primary key, unique constraint, Excel duplicate values, MIS Analyst job interview, how to remove duplicates from table