diff --git a/src/main/resources/com/eactive/eai/apim/portalstatistics/EAILog-oracle.xml b/src/main/resources/com/eactive/eai/apim/portalstatistics/EAILog-oracle.xml
index ed1d6ea..18b6ca6 100644
--- a/src/main/resources/com/eactive/eai/apim/portalstatistics/EAILog-oracle.xml
+++ b/src/main/resources/com/eactive/eai/apim/portalstatistics/EAILog-oracle.xml
@@ -32,7 +32,7 @@
 		FROM (
 				 SELECT
 					 CLIENTID      AS  CLIENT_ID,
-					 RAND()         AS REQUEST_URI,
+					 DBMS_RANDOM.VALUE  AS REQUEST_URI,
 					 '$startTime$'     AS STATISTICS_TIME,
 					 EAISVCNAME    AS API_ID,
 					 NULL            AS API_NAME,
@@ -49,7 +49,7 @@
 				 UNION ALL
 				 SELECT
 					 CLIENTID         AS CLIENT_ID,
-					 RAND()         AS REQUEST_URI,
+					 DBMS_RANDOM.VALUE  AS REQUEST_URI,
 					 '$startTime$'     AS STATISTICS_TIME,
 					 EAISVCNAME    AS API_ID,
 					 NULL            AS API_NAME,
@@ -59,8 +59,8 @@
 					 ORGID           AS ORG_ID,
 					 ORGNAME          AS ORG_NAME,
 					 CASE
-						 WHEN SUBSTRING(RSPNSERRCDNAME, 1, 2) = 'RE' THEN 0
-						 WHEN SUBSTRING(RSPNSERRCDNAME, 1, 2) = 'FE' THEN 0
+						 WHEN SUBSTR(RSPNSERRCDNAME, 1, 2) = 'RE' THEN 0
+						 WHEN SUBSTR(RSPNSERRCDNAME, 1, 2) = 'FE' THEN 0
 						 ELSE 1
 						 END          AS END_COUNT,
 					 0                 AS START_COUNT