Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Question II-2 (4 Points) Write the SQL statement that returns the male racer s name, born before 1982 with their average race time. When writing

image text in transcribed

Question II-2 (4 Points) Write the SQL statement that returns the male racer s name, born before 1982 with their average race time.

When writing a query, write the query in a way that it would work over all possible database instances and not just for the given example instance! Consider the following database schema and example instance for a race car database: Good luck Racer A id Name 1 Sam 2 Suzan 3 Alice gender Birth year M 1984 IF 1982 IF 1980 Manufacturer Hourse power Mercedes 1000 Ferrari 5000 Mercedes 700 Race Result result id id rid Aid Time R1_1 C1R1 11 400 R1_2 c2 R12 600 R13c3R13 375 Rid Type Location R1 F1 UK R2 RallyCross Portugal R3F1 USA Sponsor Rid CID R1 C1 R13 R2 04 Sponsor Motorola Pepsi Michelin Schema: Racer: (A id, Name, gender, birth year) Race (Lid type.location) Result (result id, uid, Aid.R.id, time).id is a foreign key for car and Aid is foreign key for Racer and R.id is a foreign key for Race Sponsor (R.id. C ID. Sponsor) Car (sid, make, horsepower)

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

More Books

Students also viewed these Databases questions