97 lines
4.0 KiB
PL/PgSQL
97 lines
4.0 KiB
PL/PgSQL
--DO NOT MODIFY THIS FILE, IT IS GENERATED AUTOMATICALLY FROM SOURCES
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-- Complain if script is sourced in psql, rather than via CREATE EXTENSION
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\echo Use "ALTER EXTENSION cdb_dataservices_client UPDATE TO '0.26.1'" to load this file. \quit
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-- Make sure we have a sane search path to create/update the extension
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SET search_path = "$user",cartodb,public,cdb_dataservices_client;
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CREATE OR REPLACE FUNCTION cdb_dataservices_client.cdb_bulk_geocode_street_point (query text,
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street_column text, city_column text default null, state_column text default null, country_column text default null, batch_size integer DEFAULT NULL)
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RETURNS SETOF cdb_dataservices_client.geocoding AS $$
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DECLARE
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query_row_count integer;
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enough_quota boolean;
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remaining_quota integer;
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max_batch_size integer;
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cartodb_id_batch integer;
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batches_n integer;
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DEFAULT_BATCH_SIZE CONSTANT numeric := 100;
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MAX_SAFE_BATCH_SIZE CONSTANT numeric := 5000;
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temp_table_name text;
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username text;
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orgname text;
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apikey_permissions json;
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BEGIN
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SELECT u, o, p INTO username, orgname, apikey_permissions FROM cdb_dataservices_client._cdb_entity_config() AS (u text, o text, p json);
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IF apikey_permissions IS NULL OR NOT apikey_permissions::jsonb ? 'geocoding' THEN
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RAISE EXCEPTION 'Geocoding permission denied' USING ERRCODE = '01007';
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END IF;
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-- JSON value stored "" is taken as literal
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IF username IS NULL OR username = '' OR username = '""' THEN
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RAISE EXCEPTION 'Username is a mandatory argument, check it out';
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END IF;
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SELECT csqi.monthly_quota - csqi.used_quota AS remaining_quota, csqi.max_batch_size
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INTO remaining_quota, max_batch_size
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FROM cdb_dataservices_client.cdb_service_quota_info_batch() csqi
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WHERE service = 'hires_geocoder';
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RAISE DEBUG 'remaining_quota: %; max_batch_size: %', remaining_quota, max_batch_size;
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IF batch_size IS NULL THEN
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batch_size := max_batch_size;
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ELSIF batch_size > max_batch_size THEN
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RAISE EXCEPTION 'batch_size must be lower than %', max_batch_size + 1;
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END IF;
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IF batch_size > MAX_SAFE_BATCH_SIZE THEN
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batch_size := MAX_SAFE_BATCH_SIZE;
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END IF;
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EXECUTE format('SELECT count(1), ceil(count(1)::float/%s) FROM (%s) _x', batch_size, query)
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INTO query_row_count, batches_n;
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RAISE DEBUG 'cdb_bulk_geocode_street_point --> query_row_count: %; query: %; country: %; state: %; city: %; street: %',
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query_row_count, query, country_column, state_column, city_column, street_column;
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SELECT cdb_dataservices_client.cdb_enough_quota('hires_geocoder', query_row_count) INTO enough_quota;
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IF remaining_quota < query_row_count THEN
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RAISE EXCEPTION 'Remaining quota: %. Estimated cost: %', remaining_quota, query_row_count;
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END IF;
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RAISE DEBUG 'batches_n: %', batches_n;
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temp_table_name := 'bulk_geocode_street_' || md5(random()::text);
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EXECUTE format('CREATE TEMPORARY TABLE %s ' ||
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'(cartodb_id integer, the_geom geometry(Point,4326), metadata jsonb)',
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temp_table_name);
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select
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coalesce(street_column, ''''''), coalesce(city_column, ''''''),
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coalesce(state_column, ''''''), coalesce(country_column, '''''')
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into street_column, city_column, state_column, country_column;
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IF batches_n > 0 THEN
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FOR cartodb_id_batch in 0..(batches_n - 1)
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LOOP
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EXECUTE format(
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'WITH geocoding_data as (' ||
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' SELECT ' ||
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' json_build_object(''id'', cartodb_id, ''address'', %s, ''city'', %s, ''state'', %s, ''country'', %s) as data , ' ||
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' floor((row_number() over () - 1)::float/$1) as batch' ||
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' FROM (%s) _x' ||
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') ' ||
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'INSERT INTO %s SELECT (cdb_dataservices_client._cdb_bulk_geocode_street_point(jsonb_agg(data))).* ' ||
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'FROM geocoding_data ' ||
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'WHERE batch = $2', street_column, city_column, state_column, country_column, query, temp_table_name)
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USING batch_size, cartodb_id_batch;
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END LOOP;
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END IF;
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RETURN QUERY EXECUTE 'SELECT * FROM ' || quote_ident(temp_table_name);
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END;
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$$ LANGUAGE 'plpgsql' SECURITY DEFINER VOLATILE PARALLEL UNSAFE;
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