Deals Of The Week - hours only!Up to 80% off on all courses and bundles.-Close

Wrap course as a gift

Prepare your gift and double-check it looks just right.

Form validation errors

Recipient's Name:
Recipient's Email:
Your Message (Optional):
Proceed to Checkout

Standard SQL Functions

Introduction
Dates
Time
Timestamps
Extract functions
Timezone conversion
Current date and time
Review
45. Exercise 6

Instruction

Cool. As promised, here comes the last exercise.

Exercise

Count the number of distinct aircraft which were used during flights in August 2015. Name the column aircraft_no.