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63 lines
2.7 KiB
63 lines
2.7 KiB
from django.core.management.base import BaseCommand
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from service.utils import run_sql_command, log_to_telegram
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CMD_PIVOT_DIST = """CREATE OR REPLACE VIEW compact_placementpoint AS
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SELECT id, status, category, age_day, fact, area_id, district_id, prediction_first, prediction_current, doors, flat_cnt, rival_post_cnt, rival_pvz_cnt, target_post_cnt, flats_cnt, tc_cnt, culture_cnt, mfc_cnt, public_stop_cnt, supermarket_cnt, target_dist, metro_dist, geometry FROM service_placementpoint;
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CREATE OR REPLACE procedure pivot_dist()
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--RETURNS SET OF record
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AS $BODY$
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DECLARE columnNames TEXT;
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BEGIN
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DROP MATERIALIZED VIEW IF EXISTS points_with_dist;
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SELECT 'placement_point_id bigint, ' || string_agg(c, ', ') FROM (SELECT distinct pvz_postamates_group_id, 'd' || pvz_postamates_group_id || ' double precision' as c from service_placementpointpvzdistance order by 1) as asd
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INTO columnNames;
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EXECUTE format('CREATE MATERIALIZED VIEW points_with_dist AS SELECT *
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FROM CROSSTAB(
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$$
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SELECT placement_point_id, pvz_postamates_group_id, dist
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FROM service_placementpointpvzdistance
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ORDER BY 1, 2
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$$
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) AS ct(%s)
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LEFT JOIN compact_placementpoint ON placement_point_id=id'
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,columnNames);
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END;
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$BODY$
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LANGUAGE plpgsql;
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"""
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CMD_PIVOT_DIST_PRE = """CREATE OR REPLACE VIEW compact_preplacementpoint AS
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SELECT id, status, category, age_day, fact, area_id, district_id, prediction_first, prediction_current, doors, flat_cnt, rival_post_cnt, rival_pvz_cnt, target_post_cnt, flats_cnt, tc_cnt, culture_cnt, mfc_cnt, public_stop_cnt, supermarket_cnt, target_dist, metro_dist, geometry FROM service_preplacementpoint;
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CREATE OR REPLACE procedure prepivot_dist()
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AS $BODY$
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DECLARE columnNames TEXT;
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BEGIN
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DROP MATERIALIZED VIEW IF EXISTS prepoints_with_dist;
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SELECT 'preplacement_point_id bigint, ' || string_agg(c, ', ') FROM (SELECT distinct pvz_postamates_group_id, 'd' || pvz_postamates_group_id || ' double precision' as c from service_preplacementpointpvzdistance order by 1) as asd
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INTO columnNames;
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EXECUTE format('CREATE MATERIALIZED VIEW prepoints_with_dist AS SELECT *
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FROM CROSSTAB(
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$$
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SELECT placement_point_id, pvz_postamates_group_id, dist
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FROM service_preplacementpointpvzdistance
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ORDER BY 1, 2
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$$
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) AS ct(%s)
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LEFT JOIN compact_preplacementpoint ON preplacement_point_id=id'
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,columnNames);
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END;
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$BODY$
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LANGUAGE plpgsql;
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"""
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class Command(BaseCommand):
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help = 'Create procedures'
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def handle(self, *args, **kwargs):
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try:
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log_to_telegram('Creating procedures')
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run_sql_command(CMD_PIVOT_DIST)
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log_to_telegram('pivot_dist created')
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run_sql_command(CMD_PIVOT_DIST_PRE)
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log_to_telegram('prepivot_dist created')
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except Exception as e:
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log_to_telegram('Error creating views: ' + str(e)) |