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Write each of the following queries in SQL. 1. Find the colors of boats reserved by Albert. SELECT color FROM s, b, r WHERE r.sid=s.sid AND r.bid=b.bid AND sname=`Albert’ . 2. Find all sailor id’s of sailors who have a rating of at least 8 or reserved boat 103.
Exercise: Write SQL queries to select and sort a list of venues, showing the top items for different columns.
SQL exercises and challenges with solutions PDF. List of free resources to practice MySQL and PostrgreSQL. SQL test evaluation skills, interview questions and theory tests. Exercises for basic, intermediate and advanced level students.
Give an expression in SQL for each of the following queries: a) Find the names, street address, and cities of residence for all employees who work for 'First Bank Corporation' and earn more than $10,000.
SQL Exercises - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document provides 20 SQL exercises for practice on employee and department database tables. The exercises include queries to select employees by name, job, and salary; find the highest, second highest, and nth highest salaries; join tables to show ...
11 sie 2024 · Practice basic SQL queries in this article using the AdventureWorks sample database. These AdventureWorks exercises cover SELECT, JOIN, GROUP BY, aggregate functions, subqueries, CTEs, and more.
26 gru 2023 · These 20 exercises are just what beginners need for SQL query practice. Try to solve each of them, and then look at the solutions. If something needs to be clarified, there are explanations for each solution.
