b.id as sub_id, b.department_budget_id as sub_department_budget_id, b.project_name as sub_project_name, b.content as sub_content, b.project_expenditures as sub_project_expenditures, b.is_government_purchase as sub_is_government_purchase, b.apply_money as sub_apply_money, b.remark as sub_remark
b.id as sub_id, b.department_budget_id as sub_department_budget_id, b.project_name as sub_project_name, b.content as sub_content, b.project_expenditures as sub_project_expenditures, b.is_government_purchase as sub_is_government_purchase, b.apply_money as sub_apply_money, b.unit as sub_unit, b.remark as sub_remark
from school_department_budget a
from school_department_budget a
left join school_department_budget_projectmx b on b.department_budget_id = a.id
left join school_department_budget_projectmx b on b.department_budget_id = a.id