diff --git a/src/com/platform/service/OracleExtractHelper.java b/src/com/platform/service/OracleExtractHelper.java
index 7e28f0f4..e0bc4727 100644
--- a/src/com/platform/service/OracleExtractHelper.java
+++ b/src/com/platform/service/OracleExtractHelper.java
@@ -46,6 +46,7 @@ public class OracleExtractHelper {
 			}
 			FileOperateHelper.fileWrite(filePath + ".log", sql + "\r\n"
 					+ "OK \r\n");
+			statement.close();
 
 		} catch (Exception e) {
 			FileOperateHelper.fileWrite(filePath, sql + "\r\n" + e.getMessage()
@@ -287,6 +288,7 @@ public class OracleExtractHelper {
 					log.error(Custom4exception.threadVolume_Oracle_Except, e);
 				}
 			}
+			statement.close();
 		} catch (SQLException e) {
 			log.error(Custom4exception.threadVolume_Oracle_Except, e);
 		}
@@ -305,6 +307,7 @@ public class OracleExtractHelper {
 			Statement statement = conn.createStatement();
 			if (statement.executeUpdate(testSql) > 0)
 				flag = true;
+			statement.close();
 		} catch (SQLException e) {
 			flag = false;
 			log.error(Custom4exception.threadVolume_Oracle_Except, e);