Mar 13, 2025 · This resource offers a total of 2605 SQL problems for practice. It includes 1246 main exercises, each accompanied by solutions, detailed explanations, and four/five related problems. SQL Exercises : SQL (Structured Query Language) is an ANSI-standard language for managing and manipulating relational database systems.

Apr 22, 2025 · This resource offers a total of 145 SQL JOINS problems for practice. It includes 29 main exercises, each accompanied by solutions, detailed explanations, and four related problems. You may read our SQL Joins , SQL Left Join , SQL Right Join , tutorial before solving the following exercises.

Mar 8, 2025 · Practice SQL stored procedures and functions with these 15 exercises. Learn to create triggers, functions, and procedures with detailed solutions.

Mar 8, 2025 · This resource offers a total of 125 Advanced SQL Features problems for practice. It includes 25 main exercises, each accompanied by solutions, detailed explanations, and four related problems. 1. Use Window Functions (ROW_NUMBER, RANK, DENSE_RANK) Write a SQL query to rank employees within each department based on their salary using window ...

Mar 8, 2025 · This resource offers a total of 80 SQL Data Manipulation Language (DML) problems for practice. It includes 15 main exercises, each accompanied by solutions, detailed explanations, and four/five related problems.

Mar 12, 2025 · Practice with solution of exercises on SQL SUBQUERIES using ANY, ALL, BETWEEN, IN, AND, EXISTS operator on HR database, and more from w3resource.

Mar 8, 2025 · This resource offers a total of 75 SQL Data Definition Language (DDL) problems for practice. It includes 15 main exercises, each accompanied by solutions, detailed explanations, and four related problems.

Mar 8, 2025 · Practice with solution of exercises on multiple tables: Query on multiple tables with various terms and conditions using WHERE clause, AND, OR operators.

Dec 20, 2024 · Practice with solution of exercises of SQL adventureworks database: Simple Query, Select, Insert, Update, Delete, Joins, Subquery, Functions, Views, Procedures and more from w3resource.

Mar 8, 2024 · Write a Oracle SQL query to display employee id, name, department no, salary of the employees. The output first based on the employee name in ascending order, for unique name department will come in ascending order, and for same name and department the highest salary will come first.