diff --git a/lis-module-grp-common-service/src/main/java/com/sinosoft/lis/sql/pubfun/QueryLargeDataExportBLSQL.java b/lis-module-grp-common-service/src/main/java/com/sinosoft/lis/sql/pubfun/QueryLargeDataExportBLSQL.java
index 519f8e23..0216d7d5 100644
--- a/lis-module-grp-common-service/src/main/java/com/sinosoft/lis/sql/pubfun/QueryLargeDataExportBLSQL.java
+++ b/lis-module-grp-common-service/src/main/java/com/sinosoft/lis/sql/pubfun/QueryLargeDataExportBLSQL.java
@@ -20,10 +20,10 @@ public interface QueryLargeDataExportBLSQL {
 
 
     @SQL("select * from ("
-            +"select @rownum:=@rownum+1  datanum, s.* from ("
+            +" select ROW_NUMBER() OVER () AS datanum, s.* from ("
             + "${sql}"
-            +") s ,(select @rownum := 0) ax "
-            +" limit 0,#{rownum}) t where t.datanum>#{index} and t.datanum<=#{rownum}")
+            +") s "
+            +" limit  #{rownum}) t where t.datanum>#{index} and t.datanum<=#{rownum}")
     SSRS getDataBySqlAndIndexAndRownum_MYSQL(@Param("sql") String sql,
                                              @Param("rownum") int rownum,
                                              @Param("index") int index);