Consider the following command: UPDATE customer SET customer_id = customer_id --1; What happens if we run this command in MySQL?     The customer_id in the customer table for all records is incremented by 1. The customer table has every customer_id set to the same value as it previously had. An error is thrown due to the --. The customer_id in the customer table for all records is decremented by 1.

Np Ms Office 365/Excel 2016 I Ntermed
1st Edition
ISBN:9781337508841
Author:Carey
Publisher:Carey
Chapter8: Working With Advanced Functions
Section: Chapter Questions
Problem 4.4CP
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Consider the following command:

UPDATE customer
SET customer_id = customer_id --1;

What happens if we run this command in MySQL?

 
 
  • The customer_id in the customer table for all records is incremented by 1.

  • The customer table has every customer_id set to the same value as it previously had.

  • An error is thrown due to the --.

  • The customer_id in the customer table for all records is decremented by 1.

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