question: private void openRows ( ) { String statement = "select * from " + currentTable . getEntityType ( ) ; try { currentStatement = connection . prepareStatement ( statement , ResultSet . TYPE_SCROLL_INSENSITIVE , ResultSet . CONCUR_UPDATABLE ) ; currentRow = currentStatement . executeQuery ( ) ; if ( ! currentRow . first ( ) ) { nextTable ( ) ; } } catch ( SQLException e ) { closeRows ( ) ; logger . error ( "Error in statement " + statement ) ; throw new RuntimeException ( e ) ; } }
target:  Open connection to the current table. Query for table rows and maintain the statement and result set in memory.