主要结构是：
WITH 表昵称 AS ( SELECT … UNION ALL SELECT … )

其中UNION ALL是合并SELECT的结果集，需要注意的是，UNION 内部的 SELECT 语句必须拥有相同数量的列。列也必须拥有相似的数据类型。
（默认地，UNION 操作符选取不同的值。如果允许合并集中存在重复的值，请使用 UNION ALL。）

WITH DISPUTE_BI AS (SELECT '0' COUNT_TYPE,X.INFO_ORG_CODE,NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '27' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) NCJT_TOTAL,--农村集体土地征用、流转 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '10' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) GYTD_TOTAL,-- 国有土地上房屋拆迁 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '04' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) CXJS_TOTAL,--城乡建设管理 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '18' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) ZYQS_TOTAL,--土地、山林、水利、资源权属 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '03' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) HJBH_TOTAL,--环境保护 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 IN ('13','14','20') THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) CWGL_TOTAL,--村务管理 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '09' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) LDSB_TOTAL,--劳动社保 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 IN ('19','24') THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) YLWS_TOTAL,--医疗卫生 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '02' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) LLGX_TOTAL,--邻里关系 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '01' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) HYJT_TOTAL,--婚姻家庭 NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '26' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) QT_TOTAL--其他 FROM T_ZZ_DISPUTE_MEDIATION S,(SELECT * FROM T_ZZ_DISPUTE_MEDIATION_RES A WHERE A.MEDIATION_RES_ID = (SELECT MAX(MEDIATION_RES_ID) FROM T_ZZ_DISPUTE_MEDIATION_RES B WHERE A.MEDIATION_ID = B.MEDIATION_ID AND A.STATUS = B.STATUS AND B.STATUS = '1') AND A.STATUS = '1') T,T_DC_GRID X WHERE S.STATUS != '0' AND X.STATUS = '001' AND S.MEDIATION_ID = T.MEDIATION_ID(+) AND S.GRID_ID = X.GRID_ID AND S.HAPPEN_TIME >= TO_DATE('2017-01-01','YYYY-MM-DD') AND S.HAPPEN_TIME < TO_DATE('2018-01-01','YYYY-MM-DD') AND X.INFO_ORG_CODE LIKE '62%' GROUP BY X.INFO_ORG_CODE UNION ALL SELECT '1' COUNT_TYPE,NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '27' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '10' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '04' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '18' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '03' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 IN ('13','20') AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '09' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 IN ('19','24') AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '02' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '01' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),NVL(COUNT(CASE WHEN S.DISPUTE_TYPE_2 = '26' AND T.IS_SUCCESS = '1' THEN @H_404_22@1 ELSE NULL END),@H_404_22@0) QT_TOTAL FROM T_ZZ_DISPUTE_MEDIATION S,T_DC_GRID X WHERE S.STATUS != '0' AND X.STATUS = '001' AND S.MEDIATION_ID = T.MEDIATION_ID(+) AND S.GRID_ID = X.GRID_ID AND S.MEDIATION_DATE >= TO_DATE('2017-01-01','YYYY-MM-DD') AND S.MEDIATION_DATE < TO_DATE('2018-01-01','YYYY-MM-DD') AND X.INFO_ORG_CODE LIKE '62%' GROUP BY X.INFO_ORG_CODE) SELECT G.GRID_NAME,G.GRID_ID,CASE WHEN (SELECT COUNT(*) FROM T_DC_GRID T WHERE T.PARENT_GRID_ID = G.GRID_ID AND T.STATUS='001') = @H_404_22@0 THEN 'TRUE' ELSE 'FALSE' END IS_LEAF,(SELECT NVL(SUM(A.NCJT_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') NCJT_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') NCJT_MEDI_TOTAL,(SELECT NVL(SUM(A.GYTD_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') GYTD_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') GYTD_MEDI_TOTAL,(SELECT NVL(SUM(A.CXJS_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') CXJS_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') CXJS_MEDI_TOTAL,(SELECT NVL(SUM(A.ZYQS_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') ZYQS_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') ZYQS_MEDI_TOTAL,(SELECT NVL(SUM(A.HJBH_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') HJBH_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') HJBH_MEDI_TOTAL,(SELECT NVL(SUM(A.CWGL_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') CWGL_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') CWGL_MEDI_TOTAL,(SELECT NVL(SUM(A.LDSB_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') LDSB_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') LDSB_MEDI_TOTAL,(SELECT NVL(SUM(A.YLWS_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') YLWS_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') YLWS_MEDI_TOTAL,(SELECT NVL(SUM(A.LLGX_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') LLGX_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') LLGX_MEDI_TOTAL,(SELECT NVL(SUM(A.HYJT_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') HYJT_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') HYJT_MEDI_TOTAL,(SELECT NVL(SUM(A.QT_TOTAL),@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '0' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') QT_CHECK_TOTAL,@H_404_22@0) FROM DISPUTE_BI A WHERE A.COUNT_TYPE = '1' AND A.INFO_ORG_CODE LIKE G.INFO_ORG_CODE || '%') QT_MEDI_TOTAL FROM T_DC_GRID G WHERE G.STATUS = '001' AND (G.GRID_ID = @H_404_22@305259 OR G.PARENT_GRID_ID = @H_404_22@305259) ORDER BY G.INFO_ORG_CODE