diff --git a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java
index 2d9652a..6762066 100644
--- a/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java
+++ b/modules/i3plus-pojo-base/src/main/java/cn/estsh/i3plus/pojo/base/jpa/daoimpl/BaseRepositoryImpl.java
@@ -1035,7 +1035,6 @@ public class BaseRepositoryImpl<T, ID extends Serializable> extends SimpleJpaRep
 
             double sumResult = 0.0;
             List<?> objList = query.getResultList();
-//            query.getSingleResult()
             if(objList.size() > 0){
                 sumResult = Double.parseDouble(objList.iterator().next().toString());
             }
@@ -1053,17 +1052,19 @@ public class BaseRepositoryImpl<T, ID extends Serializable> extends SimpleJpaRep
     @Override
     public double findAvgByProperties(String sumPropertyName, String groupByName, String[] paramName, Object[] paramValue) {
         if ((paramName != null) && (paramName.length > 0) && (paramValue != null) && (paramValue.length > 0)) {
-            StringBuffer sb = new StringBuffer("select avg(:"+sumPropertyName+") from " + persistentClass.getName() + " model where 1=1 ");
+            StringBuffer sb = new StringBuffer("select avg(model."+sumPropertyName+") from " + persistentClass.getName() + " model where 1=1 ");
             appendQL(sb,paramName,paramValue);
-            sb.append(" group by :groupByName");
+            sb.append(" group by model." + groupByName);
 
             Query query = entityManager.createQuery(sb.toString());
-            query.setParameter(":sumPropertyName", sumPropertyName);
             setParameter(query,paramName,paramValue);
-            query.setParameter(":groupByName", groupByName);
 
-            Double sumResult = entityManager.createQuery(query.toString(),Double.class).getSingleResult();
-            return sumResult == null ? 0.0 : sumResult.doubleValue();
+            double sumResult = 0.0;
+            List<?> objList = query.getResultList();
+            if(objList.size() > 0){
+                sumResult = Double.parseDouble(objList.iterator().next().toString());
+            }
+            return sumResult;
         }else{
             throw new IllegalArgumentException("sum查询错误!paramName:" + paramName + ",paramValue:" + paramValue);
         }
@@ -1077,17 +1078,19 @@ public class BaseRepositoryImpl<T, ID extends Serializable> extends SimpleJpaRep
     @Override
     public double findMaxByProperties(String sumPropertyName, String groupByName, String[] paramName, Object[] paramValue) {
         if ((paramName != null) && (paramName.length > 0) && (paramValue != null) && (paramValue.length > 0)) {
-            StringBuffer sb = new StringBuffer("select max(:"+sumPropertyName+") from " + persistentClass.getName() + " model where 1=1 ");
-            appendQL(sb,paramName,paramValue);
-            sb.append(" group by :groupByName");
+            StringBuffer sb = new StringBuffer("select max(model." + sumPropertyName + ") from " + persistentClass.getName() + " model where 1=1 ");
+            appendQL(sb, paramName, paramValue);
+            sb.append(" group by model." + groupByName);
 
             Query query = entityManager.createQuery(sb.toString());
-            query.setParameter(":sumPropertyName", sumPropertyName);
             setParameter(query,paramName,paramValue);
-            query.setParameter(":groupByName", groupByName);
 
-            Double sumResult = entityManager.createQuery(query.toString(),Double.class).getSingleResult();
-            return sumResult == null ? 0.0 : sumResult.doubleValue();
+            double sumResult = 0.0;
+            List<?> objList = query.getResultList();
+            if(objList.size() > 0){
+                sumResult = Double.parseDouble(objList.iterator().next().toString());
+            }
+            return sumResult;
         }else{
             throw new IllegalArgumentException("sum查询错误!paramName:" + paramName + ",paramValue:" + paramValue);
         }
@@ -1101,17 +1104,19 @@ public class BaseRepositoryImpl<T, ID extends Serializable> extends SimpleJpaRep
     @Override
     public double findMinByProperties(String sumPropertyName, String groupByName, String[] paramName, Object[] paramValue) {
         if ((paramName != null) && (paramName.length > 0) && (paramValue != null) && (paramValue.length > 0)) {
-            StringBuffer sb = new StringBuffer("select min(:"+sumPropertyName+") from " + persistentClass.getName() + " model where 1=1 ");
-            appendQL(sb,paramName,paramValue);
-            sb.append(" group by :groupByName");
+            StringBuffer sb = new StringBuffer("select min(model." + sumPropertyName + ") from " + persistentClass.getName() + " model where 1=1 ");
+            appendQL(sb, paramName, paramValue);
+            sb.append(" group by model." + groupByName);
 
             Query query = entityManager.createQuery(sb.toString());
-            query.setParameter(":sumPropertyName", sumPropertyName);
             setParameter(query,paramName,paramValue);
-            query.setParameter(":groupByName", groupByName);
 
-            Double sumResult = entityManager.createQuery(query.toString(),Double.class).getSingleResult();
-            return sumResult == null ? 0.0 : sumResult.doubleValue();
+            double sumResult = 0.0;
+            List<?> objList = query.getResultList();
+            if(objList.size() > 0){
+                sumResult = Double.parseDouble(objList.iterator().next().toString());
+            }
+            return sumResult;
         }else{
             throw new IllegalArgumentException("sum查询错误!paramName:" + paramName + ",paramValue:" + paramValue);
         }