Package org.apache.pig.data

Examples of org.apache.pig.data.Tuple.arity()

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        if (!(d instanceof Tuple)) {
            throw new RuntimeException
                ("Internal Error: Evaluation of group expression did not return a tuple");
        }
        Tuple output = (Tuple) d;
        if (output.arity() < 2) {
            throw new RuntimeException
                ("Internal Error: Evaluation of group expression returned a tuple with <2 fields");
        }

        Datum[]groupAndTuple = new Datum[2];
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            throw new RuntimeException
                ("Internal Error: Evaluation of group expression returned a tuple with <2 fields");
        }

        Datum[]groupAndTuple = new Datum[2];
        if (output.arity() == 2) {
            groupAndTuple[0] = output.getField(0);
            groupAndTuple[1] = output.getField(1);
        } else {
            Tuple group = new Tuple();
            for (int j = 0; j < output.arity() - 1; j++) {
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               for (int i=0; i< numItems; i++){
                   if (specs.get(i).isFlattened() && outData[i] instanceof Tuple){
                       Tuple t = (Tuple)outData[i];
                       if(getLineage() != null) getLineage().unionFlatten(t, outTuple);
                       for (int j=0; j < t.arity(); j++){
                           outTuple.appendField(t.getField(j));
                       }
                   }else{
                       outTuple.appendField(outData[i]);
                   }
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