tables_temp_priority true false 500 final tmp_ad_required_impression ad_id integer 4 true true 0 required_impressions integer 4 true true 0 tmp_ad_required_impression_ad_id ad_id ascending tmp_ad_zone_impression ad_id integer 4 true true 0 zone_id integer 4 true true 0 required_impressions integer 4 true true 0 requested_impressions integer 4 true true 0 tmp_ad_zone_impression_ad_id ad_id ascending tmp_ad_zone_impression_zone_id zone_id ascending