/** rewrites the subop of filter. */
@Override
public void visit(final OpFilter opFilter) {
if (LOG.isDebugEnabled()) {
LOG.debug("Starting visiting OpFilter");
}
addOp(OpFilter.filterBy(opFilter.getExprs(), rewriteOp1(opFilter)));
}
public void visit(OpFilter opFilter) {
// JoinPlanner.setFilterVars();
Iterator<Expr> it = opFilter.getExprs().iterator();
while (it.hasNext()) {
Expr e = it.next();
Iterator<Expr> a = e.getFunction().getArgs().iterator();
System.out.println(e.getFunction().getOpName());
while (a.hasNext()) {
Expr temp = a.next();
if (temp.isVariable()) JoinPlaner.filter(temp.toString(), e.getFunction());
}
}
}
public void visit(OpFilter opFilter) {
Table table = eval(opFilter.getSubOp());
table = evaluator.filter(opFilter.getExprs(), table);
push(table);
}
