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Where again

When filtering strings, you need to wrap your value in 'single quotes', as you did in the previous exercise. You don't need to do this for numeric values, but you DO need to use single quotes for date columns.

In this course, dates are always represented in the YYYY-MM-DD format (Year-Month-Day), which is the default in Microsoft SQL Server.

This exercise is part of the course

Introduction to SQL Server

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Hands-on interactive exercise

Have a go at this exercise by completing this sample code.

-- Select nerc_region and demand_loss_mw
SELECT 
  ___, 
  ___ 
FROM 
  grid 
-- Retrieve rows where affected_customers is >= 500000  (500,000)
___ 
  ___ ___ ___;
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