salix/print/templates/reports/client-debt-statement/sql/client.sql

SELECT
    c.id,
    c.socialName,
    c.street,
    c.postcode,
    c.city,
    c.fi,
    p.name AS province,
    ct.country
FROM client c
    JOIN country ct ON ct.id = c.countryFk
    LEFT JOIN province p ON p.id = c.provinceFk
WHERE c.id = ?