摘要:
(1)SELECT * FROM `datatower-all`.TMP_DWD_POI t1 WHERE EXISTS ( SELECT 1 FROM `datatower-all`.DWD_POI t WHERE t.POI_GRP_PHYSICAL_ID='100111' )解析:当DWD_P 阅读全文
摘要:
DELETE t1 FROM `datatower-all`.DWD_COM_TEAM_TRAINING_RF t1 LEFT JOIN `datatower-all`.`TMP_DWD_COM_TEAM_TRAINING_RF` t2ON t1.POI_ID=t2.POI_ID AND t1.TR 阅读全文