Update sql

  CREATE TEMPORARY TABLE IF NOT EXISTS merged_part_name AS

  SELECT * FROM merged

  WHERE DATE(merged.stats_start) IN (

    SELECT DISTINCT DATE(stats_start) FROM imported););

    SELECT DISTINCT DATE(stats_start) FROM imported);

  -- Explicitly lock the temporary table

    WHERE aggregated.date = aggregated_responses_bytes.date

    AND aggregated.node = aggregated_responses_bytes.node;

    RAISE NOTICE '% Deleting temporary tables update_no_dimensions and update.', timeofday();

    RAISE NOTICE '% Deleting temporary tables.', update_no_dimensions_temp_name, update_temp_name, timeofday();

    DROP TABLE update_no_dimensions_temp_name;

    DROP TABLE update_temp_name;

  BEGIN

    SELECT EXTRACT(EPOCH FROM current_timestamp)::bigint INTO current_timestamp;

    -- Generate a unique name for merged_part

    -- Generate a unique name for update_temp_name

    update2_temp_name text := 'pg_temp.update_temp_name_' || TO_CHAR(current_timestamp, 'YYYYMMDDHH24MISSUS');

  -- Create a new temporary table containing all relevant information

    AND transport.nickname = total.nickname

    GROUP BY country.date, country.country, transport.transport;

  RAISE NOTICE '% Deleting temporary table update2.', timeofday();

  RAISE NOTICE '% Deleting temporary table ', update2_temp_name, timeofday();

  DROP TABLE update2_temp_name;

  -- We're done combining new data.