Package org.apache.pig.data

Examples of org.apache.pig.data.DataBag.clear()

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    map.put("boy", "girl");
    map.put("adam", "amy");
    map.put("bob", "becky");
    map.put("carl", "cathy");
    tuple.set(2, map);
    bagColl.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    tupColl1.set(0, 7654.321);
    tupColl1.set(1, 0.0001);
    abs1[0] = 31;
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    int row = 0;
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    bagColl.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    tupColl1.set(0, 7654.321);
    tupColl1.set(1, 0.0001);
    abs1[0] = 31;
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    m3.put("m323", 323);
    m2.put("z", m3);
    tuple.set(9, m2);

    // c:collection(f13:double, f14:float, f15:bytes)
    bagColl.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    tupColl1.set(0, 7654.321);
    tupColl1.set(1, 0.0001);
    abs1[0] = 31;
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    m3.put("m323", 323);
    m2.put("z", m3);
    tuple.set(9, m2);

    // c:collection(f13:double, f14:float, f15:bytes)
    bagColl.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    tupColl1.set(0, 7654.321);
    tupColl1.set(1, 0.0001);
    abs1[0] = 31;
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    bag1.clear();
    bag2.clear();
    bag3.clear();
    bag3_1.clear();
    bag3_2.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    TypesUtils.resetTuple(tupColl2_1);
    TypesUtils.resetTuple(tupColl2_2);
    TypesUtils.resetTuple(collRecord1);
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    TypesUtils.resetTuple(tuple);
    column5.clear();
    column7.clear();
    column6.clear();
    mapInCollection.clear();
    bag2.clear();
    TypesUtils.resetTuple(tupColl2_1);
    TypesUtils.resetTuple(tupColl2_2);
   
    tuple.set(0, new DataByteArray("column1 row 2 ")); // byte
    tuple.set(1,new DataByteArray("column2 row 2"));
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    bag1.clear();
    bag2.clear();
    bag3.clear();
    bag3_1.clear();
    bag3_2.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    TypesUtils.resetTuple(tupColl2_1);
    TypesUtils.resetTuple(tupColl2_2);
    TypesUtils.resetTuple(collRecord1);
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    int row = 0;
    inserter.insert(new BytesWritable(String.format("k%d%d", part + 1, row + 1)
        .getBytes()), tuple);

    bagColl.clear();
    TypesUtils.resetTuple(tupColl1);
    TypesUtils.resetTuple(tupColl2);
    tupColl1.set(0, 7654.321);
    tupColl1.set(1, 0.0001);
    abs1[0] = 31;
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    TypesUtils.resetTuple(tuple);
    column5.clear();
    column7.clear();
    column6.clear();
    mapInCollection.clear();
    bag2.clear();
    TypesUtils.resetTuple(tupColl2_1);
    TypesUtils.resetTuple(tupColl2_2);
   
    tuple.set(0, new DataByteArray("column1 row 2 ")); // byte
    tuple.set(1,new DataByteArray("column2 row 2"));
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            // i'th plan should read only from i'th bag
            // so we are done with i'th bag, clear it and
            // add the new agg result to it
            DataBag valBag = (DataBag) valueTuple.get(i + 1);
            valBag.clear();
            valBag.add(aggVal);

            valuePlans.get(i).detachInput();
        }
    }
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