id, expense_id, project_id, happen_date, invoice_type, invoice_no, tax_percent, tax_value, amount, remark, expense_type, pic select a.id, a.expense_id, a.project_id, a.happen_date, a.invoice_type, a.tax_percent, a.tax_value, a.amount, a.remark, a.expense_type, a.pic, user.name as username, department.department_name from expense_item a left join expense_sheet b on a.expense_id = b.id left join user on user.id = b.owner_id left join department on department.department_id = user.department_id where a.project_id = #{projectId}