private boolean isCheckpointTableExists(Connection conn){
  Statement st=null;
  ResultSet rs=null;
  try {
    st=conn.createStatement();
    rs=st.executeQuery(chkTblExistsSql);
    return true;
  }
 catch (  SQLException ignored) {
    return false;
  }
 finally {
    U.close(rs,log);
    U.close(st,log);
  }
}

private boolean isCheckpointTableExists ( Connection conn ) { Statement st = null ; ResultSet rs = null ; try { st = conn . createStatement ( ) ; rs = st . executeQuery ( chkTblExistsSql ) ; return true ; } catch ( SQLException ignored ) { return false ; } finally { U . close ( rs , log ) ; U . close ( st , log ) ; } }
this method accomplishes rdbms - independent table exists check .
