diff --git a/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java b/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java
index 3461b5cd2f..e2fbb7ec55 100644
--- a/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java
+++ b/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java
@@ -86,7 +86,11 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr
     @Override
     public boolean execute() throws SQLException {
         updateCount = null;
+        lastExecuteSql = sql;
         lastExecuteType = StatementExecuteType.Execute;
+        lastExecuteStartNano = -1L;
+        lastExecuteTimeNano = -1L;
+        
         firstResultSet = createChain().preparedStatement_execute(this);
         return firstResultSet;
     }
@@ -94,15 +98,26 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr
     @Override
     public ResultSet executeQuery() throws SQLException {
         firstResultSet = true;
+        
         updateCount = null;
+        lastExecuteSql = sql;
         lastExecuteType = StatementExecuteType.ExecuteQuery;
+        lastExecuteStartNano = -1L;
+        lastExecuteTimeNano = -1L;
+        
         return createChain().preparedStatement_executeQuery(this);
     }
 
     @Override
     public int executeUpdate() throws SQLException {
         firstResultSet = false;
+        
+        updateCount = null;
+        lastExecuteSql = sql;
         lastExecuteType = StatementExecuteType.ExecuteUpdate;
+        lastExecuteStartNano = -1L;
+        lastExecuteTimeNano = -1L;
+        
         updateCount = createChain().preparedStatement_executeUpdate(this);
         return updateCount;
     }
diff --git a/src/main/java/com/alibaba/druid/proxy/jdbc/StatementProxyImpl.java b/src/main/java/com/alibaba/druid/proxy/jdbc/StatementProxyImpl.java
index d97c2d8aa6..9be747d2fa 100644
--- a/src/main/java/com/alibaba/druid/proxy/jdbc/StatementProxyImpl.java
+++ b/src/main/java/com/alibaba/druid/proxy/jdbc/StatementProxyImpl.java
@@ -39,8 +39,8 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
     private final Statement        statement;
 
     protected String               lastExecuteSql;
-    private long                   lastExecuteStartNano;
-    private long                   lastExecuteTimeNano;
+    protected long                 lastExecuteStartNano;
+    protected long                 lastExecuteTimeNano;
 
     protected JdbcSqlStat          sqlStat;
     protected boolean              firstResultSet;
@@ -111,7 +111,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.Execute;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         firstResultSet = createChain().statement_execute(this, sql);
         return firstResultSet;
     }
@@ -123,7 +123,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.Execute;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         firstResultSet = createChain().statement_execute(this, sql, autoGeneratedKeys);
         return firstResultSet;
     }
@@ -135,7 +135,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.Execute;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         firstResultSet = createChain().statement_execute(this, sql, columnIndexes);
         return firstResultSet;
     }
@@ -147,7 +147,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.Execute;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         firstResultSet = createChain().statement_execute(this, sql, columnNames);
         return firstResultSet;
     }
@@ -158,7 +158,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.ExecuteBatch;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         int[] updateCounts = createChain().statement_executeBatch(this);
 
         if (updateCounts != null && updateCounts.length == 1) {
@@ -176,7 +176,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.ExecuteQuery;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         return createChain().statement_executeQuery(this, sql);
     }
 
@@ -187,7 +187,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.ExecuteUpdate;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         updateCount = createChain().statement_executeUpdate(this, sql);
         return updateCount;
     }
@@ -199,7 +199,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.ExecuteUpdate;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         updateCount = createChain().statement_executeUpdate(this, sql, autoGeneratedKeys);
         return updateCount;
     }
@@ -211,7 +211,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.ExecuteUpdate;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         updateCount = createChain().statement_executeUpdate(this, sql, columnIndexes);
         return updateCount;
     }
@@ -223,7 +223,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
         lastExecuteType = StatementExecuteType.ExecuteUpdate;
         lastExecuteStartNano = -1L;
         lastExecuteTimeNano = -1L;
-        
+
         updateCount = createChain().statement_executeUpdate(this, sql, columnNames);
         return updateCount;
     }
@@ -422,7 +422,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
     public void setLastExecuteTimeNano(long lastExecuteTimeNano) {
         this.lastExecuteTimeNano = lastExecuteTimeNano;
     }
-    
+
     public void setLastExecuteTimeNano() {
         if (this.lastExecuteTimeNano <= 0 && this.lastExecuteStartNano > 0) {
             this.lastExecuteTimeNano = System.nanoTime() - this.lastExecuteStartNano;