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1. Employees earning more than employee 103 2. Employees with the same job as employee 169 3. Employees earning the...
1–10: Basic Data & Structure Commands 11–20: Joins & Grouping 21–28: Sorting & Basic Functions 29–41: Conditions & Logical Tools...
76. What is Query Optimization? Query optimization means improving SQL performance so it runs faster. Ways to optimize: Example: 77....
51. What is the ACID Property in SQL? ACID ensures reliable transactions. Property Meaning A – Atomicity All steps succeed...
26. What is a Subquery? A subquery is a query inside another query.It is used when you need the result...
1. What is SQL? SQL (Structured Query Language) is a language used to store, manage, and retrieve data from a...
SQL (Structured Query Language) is one of the most common topics asked in any technical interview — whether you’re a...
Top 20 SQL Interview Questions and Answers for Freshers (2025) SQL is one of the most important languages for anyone...
Top SQL Interview Questions and Answers for Freshers and Experienced (Simple Explanation) SQL (Structured Query Language) is the backbone of...