Package org.apache.pig

Examples of org.apache.pig.SortInfo

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    public void testSortInfoNoOrderBySchema() throws Exception {
        String query = "a = load 'bla' ;" +
                       "b = order a by $0;" +
                       "store b into 'foo';";
        PhysicalPlan pp = Util.buildPp( pigServer, query );
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(Arrays.asList(new String[] {null}),
                Arrays.asList(new Integer[] {0}),
                Arrays.asList(new SortColInfo.Order[] {
                        SortColInfo.Order.ASCENDING}));
        assertEquals(expected, si);
    }
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        List<SortColInfo> sortColInfoList = new ArrayList<SortColInfo>();
        for(int i = 0; i < colNames.size(); i++) {
            sortColInfoList.add(new SortColInfo(colNames.get(i),
                    colIndices.get(i), orderingTypes.get(i)));
        }
        return new SortInfo(sortColInfoList);
    }
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    public void testSortInfoAsc() throws Exception {
        String query = "a = load 'bla' as (i:int, n:chararray, d:double);" +
                       "b = order a by i, d;" +
                       "store b into 'foo';";
        PhysicalPlan pp = Util.buildPp( pigServer, query );
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(
                Arrays.asList(new String[] {"i", "d"}),
                Arrays.asList(new Integer[] {0, 2}),
                Arrays.asList(new SortColInfo.Order[] {
                        SortColInfo.Order.ASCENDING,
                        SortColInfo.Order.ASCENDING}));
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        String query = "a = load 'bla' as (i:int, n:chararray, d:double);" +
                       "b = filter a by i > 10;" +
                       "c = order b by i desc, d;" +
                       "store c into 'foo';";
        PhysicalPlan pp = Util.buildPp( pigServer, query );
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(
                Arrays.asList(new String[] {"i", "d"}),
                Arrays.asList(new Integer[] {0, 2}),
                Arrays.asList(new SortColInfo.Order[] {
                        SortColInfo.Order.DESCENDING,
                        SortColInfo.Order.ASCENDING}));
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    public void testSortInfoNoOrderBy1() throws Exception {
        String query = "a = load 'bla' as (i:int, n:chararray, d:double);" +
                       "b = filter a by i > 10;" +
                       "store b into 'foo';";
        PhysicalPlan pp = Util.buildPp( pigServer, query );
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        assertEquals(null, si);
    }
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        String query = "a = load 'bla' as (i:int, n:chararray, d:double);" +
                       "b = order a by i, d;" +
                       "c = distinct b;" +
                       "store c into 'foo';";
        PhysicalPlan pp = Util.buildPp( pigServer, query );
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        assertEquals(null, si);
    }
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        String query = "a = load 'bla' as (i:int, n:chararray, d:double);" +
                       "b = order a by i, d desc;" +
                       "c = limit b 10;" +
                       "store c into 'foo';";
        PhysicalPlan pp = Util.buildPp( pigServer, query );
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(
                Arrays.asList(new String[] {"i", "d"}),
                Arrays.asList(new Integer[] {0, 2}),
                Arrays.asList(new SortColInfo.Order[] {
                        SortColInfo.Order.ASCENDING,
                        SortColInfo.Order.DESCENDING}));
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                       "b = order a by i, d desc;" +
                       "store b into '1';" +
                       "store b into '2';";
       
        PhysicalPlan pp = Util.buildPp(pigServer, query);
        SortInfo si0 = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo si1 = ((POStore)(pp.getLeaves().get(1))).getSortInfo();
        SortInfo expected = getSortInfo(
                Arrays.asList(new String[] {"i", "d"}),
                Arrays.asList(new Integer[] {0, 2}),
                Arrays.asList(new SortColInfo.Order[] {
                        SortColInfo.Order.ASCENDING,
                        SortColInfo.Order.DESCENDING}));
View Full Code Here
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    public void testSortInfoNoOrderBySchema() throws Exception {
        String query = "a = load 'bla' ;" +
                       "b = order a by $0;" +
                       "store b into 'foo';";
        PhysicalPlan pp = Util.buildPp( pigServer, query );
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(Arrays.asList(new String[] {null}),
                Arrays.asList(new Integer[] {0}),
                Arrays.asList(new SortColInfo.Order[] {
                        SortColInfo.Order.ASCENDING}));
        assertEquals(expected, si);
    }
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        List<SortColInfo> sortColInfoList = new ArrayList<SortColInfo>();
        for(int i = 0; i < colNames.size(); i++) {
            sortColInfoList.add(new SortColInfo(colNames.get(i),
                    colIndices.get(i), orderingTypes.get(i)));
        }
        return new SortInfo(sortColInfoList);
    }
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Related Classes of org.apache.pig.SortInfo

  • org.apache.pig.backend.hadoop.executionengine.HExecutionEngine$SortInfoSetter
  • org.apache.pig.backend.hadoop.executionengine.physicalLayer.LogToPhyTranslationVisitor
  • org.apache.pig.impl.logicalLayer.LOSort
  • org.apache.pig.newplan.logical.relational.LOSort
  • org.apache.pig.newplan.logical.visitor.SortInfoSetter
  • org.apache.pig.test.TestLogToPhyCompiler
  • org.apache.pig.test.TestResourceSchema
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