SQL Bug - STMT 메세지 중복 날리면 SQL 문법오류 발생 해결 필요

DB/DBUpdate.java

@@ -30,19 +30,20 @@ public class DBUpdate {
             System.out.println("Connection success");
             stmt = conn.createStatement();
             StringBuilder sb = new StringBuilder();
-            String sql = sb.append("create table if not exists UserInfo(")
-                    .append("UUID varchar(36)")
-/*                    .append("Nation int,")
+ /*             String sql = sb.append("create table if not exists UserInfo(")
+                    .append("UUID varchar(36),")
+                    .append("Nation int(8)")
                     .append("Occupation TINYINT,")
                     .append("Squad int,")
                     .append("Farm int,")
-                    .append("Account int,")*/
+                    .append("Account int,")
                     .append(")").toString();
                     stmt.execute(sql);
+                    */
 
             for (UUID key : m_InfoArrayInstance.m_UserInfoArray.keySet()) {
                 //sql = sb.append("insert into UserInfo values('"+key+"',"+0+","+0+","+0+","+0+","+0+")").toString();
-                sql = sb.append("insert into UserInfo (UUID) value ('"+key.toString()+ "')").toString();
+                String sql = sb.append("insert into UserInfo values ('test', 0)").toString();
                 stmt.execute(sql);
             }
         }