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SQL Join Query Practice
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SQL Join Query Practice

EasySQL · PostgreSQL

Problem

Can you write a SQL join query to retrieve data from two related tables?

Use the customers and service_requests tables. Return only service requests with a matching customer, including the customer name and request details.

Output

  1. One row per matching service request
  2. Columns: request_id, customer_name, request_type, and status
  3. Sort by request_id in ascending order

Schema

customers
ColumnTypeDescription
customer_idPKINTUnique customer identifier
customer_nameVARCHAR(100)Customer name
service_addressVARCHAR(150)Service location address
service_requests
ColumnTypeDescription
request_idPKINTUnique service request identifier
customer_idINTCustomer associated with the request
request_typeVARCHAR(60)Type of service request
statusVARCHAR(30)Current request status
Tablescustomersservice_requests
Interviewer

Your question is SQL Join Query Practice. Start with the requirements and the two tables in the Question tab.

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