katrinajernae5639 katrinajernae5639

31-07-2020
Computers and Technology

contestada

Use ONE SQL statement to show the total number of actual hours for each customer. In the output, show customer id and the total number of actual hours for each customer.

Respuesta :

Manetho Manetho

31-07-2020

Explanation:

SELECT

distributor_id,

COUNT(*) AS TOTAL,

COUNT(IF(level='exec',1,null)),

COUNT(IF(level='personal',1,null))

FROM sometable;

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