From decfb9b50ba2891b09b13773022461bc759f511d Mon Sep 17 00:00:00 2001
From: slguan <slguan@taosdata.com>
Date: Mon, 23 Sep 2019 15:57:32 +0800
Subject: [PATCH] fix issue #542

---
 .../src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java    | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java b/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
index 6f305cc2c7..ff0ea4238e 100755
--- a/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
+++ b/src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
@@ -183,7 +183,9 @@ public class TSDBJNIConnector {
             res = this.freeResultSetImp(this.taos, result);
             isResultsetClosed = true; // reset resultSetPointer to 0 after freeResultSetImp() return
             taosResultSetPointer = TSDBConstants.JNI_NULL_POINTER;
-        }
+        } else {
+			isResultsetClosed = true;
+		}
         return res;
 	}
 
@@ -197,6 +199,7 @@ public class TSDBJNIConnector {
         if (!isResultsetClosed) {
             resCode = this.freeResultSetImp(this.taos, this.taosResultSetPointer);
             taosResultSetPointer = TSDBConstants.JNI_NULL_POINTER;
+			isResultsetClosed = true;
         }
         return resCode;
     }
-- 
GitLab