Table tableLineitem = new Table(); tableLineitem.setName("LINEITEM");
Column se1 = new Column(); se1.setTable(tableN1); se1.setColumnName("NAME");
Column se2 = new Column(); se2.setTable(tableN2); se2.setColumnName("NAME");
Column ls = new Column(); ls.setTable(tableLineitem); ls.setColumnName("SHIPDATE");
ExpressionList el = new ExpressionList();
el.setExpressions(Arrays.asList(ls));
Function se3 = new Function(); se3.setName("EXTRACT_YEAR"); se3.setParameters(el);
Column le = new Column(); le.setTable(tableLineitem); le.setColumnName("EXTENDEDPRICE");
Column ld = new Column(); ld.setTable(tableLineitem); ld.setColumnName("DISCOUNT");
Subtraction diff = new Subtraction(); diff.setLeftExpression(new DoubleValue("1.0")); diff.setRightExpression(ld);
Parenthesis diffPnths = new Parenthesis();diffPnths.setExpression(diff);