from __future__ import unicode_literals from django.db import models, migrations import django_countries.fields import seminar.models import django.utils.timezone from django.conf import settings CREATE_VIEWS=""" create view seminar_body_za_cislo as select sr.cislo_body_id || '-' || sr.resitel_id as id, sr.cislo_body_id as cislo_id, sr.resitel_id as resitel_id, sum(sr.body) as body from seminar_reseni as sr group by sr.cislo_body_id, sr.resitel_id order by body desc; create view seminar_body_k_cislu as select akt_c.id || '-' || min_bzc.resitel_id as id, akt_c.id as cislo_id, min_bzc.resitel_id as resitel_id, max(akt_bzc.body) as body, sum(min_bzc.body) as body_celkem from ((seminar_cisla as akt_c inner join seminar_cisla as min_c on min_c.rocnik_id = akt_c.rocnik_id and akt_c.cislo >= min_c.cislo) inner join seminar_body_za_cislo as min_bzc on min_c.id = min_bzc.cislo_id) left outer join seminar_body_za_cislo as akt_bzc on akt_bzc.cislo_id = akt_c.id and akt_bzc.resitel_id = min_bzc.resitel_id group by akt_c.id, min_bzc.resitel_id, akt_bzc.resitel_id order by body_celkem desc; """ DROP_VIEWS=""" drop view seminar_body_k_cislu; drop view seminar_body_za_cislo; """ class Migration(migrations.Migration): dependencies = [("seminar", "0001_initial")] operations = [ migrations.RunSQL(sql=CREATE_VIEWS, reverse_sql=DROP_VIEWS) ]