logToPhyMap.put(loj, skj);
}
else if(loj.getJoinType() == LOJoin.JOINTYPE.REPLICATED) {
int fragment = 0;
POFRJoin pfrj;
try {
boolean []innerFlags = loj.getInnerFlags();
boolean isLeftOuter = false;
// We dont check for bounds issue as we assume that a join
// involves atleast two inputs
isLeftOuter = !innerFlags[1];
Tuple nullTuple = null;
if( isLeftOuter ) {
try {
// We know that in a Left outer join its only a two way
// join, so we assume index of 1 for the right input
LogicalSchema inputSchema = ((LogicalRelationalOperator)inputs.get(1)).getSchema();
// We check if we have a schema before the join
if(inputSchema == null) {
int errCode = 1109;
String msg = "Input (" + ((LogicalRelationalOperator) inputs.get(1)).getAlias() + ") " +
"on which outer join is desired should have a valid schema";
throw new LogicalToPhysicalTranslatorException(msg, errCode, PigException.INPUT);
}
// Using the schema we decide the number of columns/fields
// in the nullTuple
nullTuple = TupleFactory.getInstance().newTuple(inputSchema.size());
for(int j = 0; j < inputSchema.size(); j++) {
nullTuple.set(j, null);
}
} catch( FrontendException e ) {
int errCode = 2104;
String msg = "Error while determining the schema of input";
throw new LogicalToPhysicalTranslatorException(msg, errCode, PigException.BUG, e);
}
}
pfrj = new POFRJoin(new OperatorKey(scope,nodeGen.getNextNodeId(scope)),loj.getRequestedParallelisam(),
inp, ppLists, keyTypes, null, fragment, isLeftOuter, nullTuple);
pfrj.setAlias(loj.getAlias());
} catch (ExecException e1) {
int errCode = 2058;
String msg = "Unable to set index on newly create POLocalRearrange.";
throw new VisitorException(msg, errCode, PigException.BUG, e1);
}
pfrj.setResultType(DataType.TUPLE);
currentPlan.add(pfrj);
for (Operator op : inputs) {
try {
currentPlan.connect(logToPhyMap.get(op), pfrj);
} catch (PlanException e) {