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Top 115 SQL Interview Questions and Answers in 2024
Web2 Jun 2024 · 105 SQL Interview Questions [2024 Prep Guide] In recent years, Structured Query Language (SQL) has become central to businesses that employ data science … Web13 May 2024 · 10 Advanced SQL Job Interview Questions and Answers Question 1: What is an index? What are the two main index types? An index is a structure in a database that … shower offset drain
Ultimate SQL Interview Guide For Data Scientists & Data Analysts
Web14 Nov 2024 · As you formulate your answer, try to answer these three questions: What excites you about data analysis? What excites you about this role? What makes you the … SQL Analytical Functions Interview Questions October 3, 2024 Spread the love Contents hide 1. SQL Analytic Functions VS Aggregate Functions An Analytic function calculates an aggregate value over a group of rows and returns a single result for each row of the group. See more An Analytic function calculates an aggregate value over a group of rows and returns a single result for each row of the group. This is … See more Before proceeding further let us understand the syntax of Analytic Functions. The syntax may vary for each function but below is the basic syntax. Analytic_Function([ arguments ]) OVER ([partition_clause ] [ … See more The order by clause addition changed the behavior of the sum function allowing it to calculate the cumulative sum. For emp_id 100, the CUML_SAL is … See more Here sum of salary per department is calculated and displayed against each employee record. For Department_ID=90, the sum is calculated … See more Web4 May 2024 · Related Article: SQL Analytic Functions Interview Questions 2. How to delete DUPLICATE records from a table using a SQL Query? Consider the same EMPLOYEE table … shower of stars christmas lights