Package org.apache.hadoop.zebra.types

Examples of org.apache.hadoop.zebra.types.Partition$CGEntry

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        ;
        throw new IOException("Schema build failed :" + e.getMessage());
      }
      storage = WritableUtils.readString(in);
      try {
        partition = new Partition(logicalStr, storage);
      }
      catch (Exception e) {
        throw new IOException("Partition constructor failed :" + e.getMessage());
      }
      int numCGs = WritableUtils.readVInt(in);
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    if (schema == null)
      throw new ParseException("Schema has not been set");

    // for sanity check purpose only
    Partition partition = new Partition(schema, storehint);

    conf.set(OUTPUT_STORAGEHINT, storehint);
  }
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        cgTuples = new Tuple[numCGs];
        // set default projection that contains everything
        schema = schemaFile.getLogical();
        projection = new Projection(schema);
        String storage = schemaFile.getStorageString();
        partition = new Partition(schema, projection, storage);
        for (int nx = 0; nx < numCGs; nx++) {
          colGroups[nx] =
              new ColumnGroup.Reader(BasicTable.makeCGPath(path, numCGs, nx),
                  conf);
          if (partition.isCGNeeded(nx))
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    public synchronized void setProjection(String projection)
        throws ParseException, IOException {
      if (projection == null) {
        this.projection = new Projection(schemaFile.getLogical());
        partition =
            new Partition(schemaFile.getLogical(), this.projection, schemaFile
                .getStorageString());
      }
      else {
        /**
         * the typed schema from projection which is untyped or actually typed
         * as "bytes"
         */
        this.projection =
            new Projection(schemaFile.getLogical(), projection);
        partition =
            new Partition(schemaFile.getLogical(), this.projection, schemaFile
                .getStorageString());
      }
      inferredMapping = false;
    }
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  @Test
  public void testStorageValid1() {
    try {
      String strStorage = "[r.r.f1,r.f2#{k1}] COMPRESS BY gzip ; [r.r.f2, r.f2#{k2}] COMPRESS BY lzo2 SERIALIZE BY avro";
      Partition p = new Partition(schema.toString(), strStorage);
      CGSchema[] cgschemas = p.getCGSchemas();

      // 3 column group;
      int size = cgschemas.length;
      Assert.assertEquals(size, 3);
      System.out.println("********** Column Groups **********");
      for (int i = 0; i < cgschemas.length; i++) {
        System.out.println(cgschemas[i]);
        System.out.println("--------------------------------");
      }
      CGSchema cgs1 = cgschemas[0];
      CGSchema cgs2 = cgschemas[1];
      CGSchema cgs3 = cgschemas[2];

      ColumnSchema f11 = cgs1.getSchema().getColumn(0);
      Assert.assertEquals("r.r.f1", f11.name);
      Assert.assertEquals(ColumnType.INT, f11.type);
      ColumnSchema f12 = cgs1.getSchema().getColumn(1);
      Assert.assertEquals("r.f2", f12.name);
      Assert.assertEquals(ColumnType.MAP, f12.type);

      ColumnSchema f21 = cgs2.getSchema().getColumn(0);
      Assert.assertEquals("r.r.f2", f21.name);
      Assert.assertEquals(ColumnType.INT, f21.type);
      ColumnSchema f22 = cgs2.getSchema().getColumn(1);
      Assert.assertEquals("r.f2", f22.name);
      Assert.assertEquals(ColumnType.MAP, f22.type);

      ColumnSchema f31 = cgs3.getSchema().getColumn(0);
      Assert.assertEquals("r.f2", f31.name);
      Assert.assertEquals(ColumnType.MAP, f31.type);

      System.out.println("*********** Column Map **********");
      Map<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> colmap = p
          .getPartitionInfo().getColMap();
      Assert.assertEquals(colmap.size(), 3);
      Iterator<Map.Entry<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>>> it = colmap
          .entrySet().iterator();
      for (int i = 0; i < colmap.size(); i++) {
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  @Test
  public void testStorageValid1() {
    try {
      String strStorage = "[c] compress by gzip; [m1] serialize by avro";
      Partition p = new Partition(schema.toString(), strStorage);
      CGSchema[] cgschemas = p.getCGSchemas();

      // 2 column group;
      int size = cgschemas.length;
      Assert.assertEquals(size, 2);
      System.out.println("********** Column Groups **********");
      for (int i = 0; i < cgschemas.length; i++) {
        System.out.println(cgschemas[i]);
        System.out.println("--------------------------------");
      }
      CGSchema cgs1 = cgschemas[0];
      CGSchema cgs2 = cgschemas[1];

      ColumnSchema f11 = cgs1.getSchema().getColumn(0);
      Assert.assertEquals("c", f11.name);
      Assert.assertEquals(ColumnType.COLLECTION, f11.type);

      ColumnSchema f21 = cgs2.getSchema().getColumn(0);
      Assert.assertEquals("m1", f21.name);
      Assert.assertEquals(ColumnType.MAP, f21.type);

      Assert.assertEquals(cgs1.getCompressor(), "gzip");
      Assert.assertEquals(cgs2.getSerializer(), "avro");

      System.out.println("*********** Column Map **********");
      Map<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> colmap = p
          .getPartitionInfo().getColMap();
      Assert.assertEquals(colmap.size(), 2);
      Iterator<Map.Entry<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>>> it = colmap
          .entrySet().iterator();
      for (int i = 0; i < colmap.size(); i++) {
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  @Test
  public void testStorageValid2() {
    try {
      String strStorage = "[c] compress by gzip; [m1#{k1}] serialize by avro";
      Partition p = new Partition(schema.toString(), strStorage);
      CGSchema[] cgschemas = p.getCGSchemas();

      // 3 column group;
      int size = cgschemas.length;
      Assert.assertEquals(size, 3);
      System.out.println("********** Column Groups **********");
      for (int i = 0; i < cgschemas.length; i++) {
        System.out.println(cgschemas[i]);
        System.out.println("--------------------------------");
      }
      CGSchema cgs1 = cgschemas[0];
      CGSchema cgs2 = cgschemas[1];
      CGSchema cgs3 = cgschemas[2];

      ColumnSchema f11 = cgs1.getSchema().getColumn(0);
      Assert.assertEquals("c", f11.name);
      Assert.assertEquals(ColumnType.COLLECTION, f11.type);

      ColumnSchema f21 = cgs2.getSchema().getColumn(0);
      Assert.assertEquals("m1", f21.name);
      Assert.assertEquals(ColumnType.MAP, f21.type);

      ColumnSchema f31 = cgs3.getSchema().getColumn(0);
      Assert.assertEquals("m1", f31.name);
      Assert.assertEquals(ColumnType.MAP, f31.type);

      System.out.println("*********** Column Map **********");
      Map<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> colmap = p
          .getPartitionInfo().getColMap();
      Assert.assertEquals(colmap.size(), 2);
      Iterator<Map.Entry<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>>> it = colmap
          .entrySet().iterator();
      for (int i = 0; i < colmap.size(); i++) {
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  @Test
  public void testStorageValid1() {
    try {
      String strStorage = "[f1, f2]; [f3, f4] COMPRESS BY gzip SERIALIZE BY avro";
      Partition p = new Partition(schema.toString(), strStorage);
      CGSchema[] cgschemas = p.getCGSchemas();

      // 3 column group;
      int size = cgschemas.length;
      Assert.assertEquals(size, 3);
      System.out.println("********** Column Groups **********");
      for (int i = 0; i < cgschemas.length; i++) {
        System.out.println(cgschemas[i]);
        System.out.println("--------------------------------");
      }
      CGSchema cgs1 = cgschemas[0];
      CGSchema cgs2 = cgschemas[1];
      CGSchema cgs3 = cgschemas[2];

      ColumnSchema f11 = cgs1.getSchema().getColumn(0);
      Assert.assertEquals("f1", f11.name);
      Assert.assertEquals(ColumnType.INT, f11.type);
      ColumnSchema f12 = cgs1.getSchema().getColumn(1);
      Assert.assertEquals("f2", f12.name);
      Assert.assertEquals(ColumnType.LONG, f12.type);
      ColumnSchema f21 = cgs2.getSchema().getColumn(0);
      Assert.assertEquals("f3", f21.name);
      Assert.assertEquals(ColumnType.FLOAT, f21.type);
      ColumnSchema f22 = cgs2.getSchema().getColumn(1);
      Assert.assertEquals("f4", f22.name);
      Assert.assertEquals(ColumnType.BOOL, f22.type);
      ColumnSchema f31 = cgs3.getSchema().getColumn(0);
      Assert.assertEquals("f5", f31.name);
      Assert.assertEquals(ColumnType.STRING, f31.type);
      ColumnSchema f32 = cgs3.getSchema().getColumn(1);
      Assert.assertEquals("f6", f32.name);
      Assert.assertEquals(ColumnType.BYTES, f32.type);

      Assert.assertEquals(cgs1.getCompressor(), "lzo2");
      Assert.assertEquals(cgs1.getSerializer(), "pig");
      Assert.assertEquals(cgs2.getCompressor(), "gzip");
      Assert.assertEquals(cgs2.getSerializer(), "avro");
      Assert.assertEquals(cgs3.getCompressor(), "lzo2");
      Assert.assertEquals(cgs3.getSerializer(), "pig");

      System.out.println("*********** Column Map **********");
      Map<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> colmap = p
          .getPartitionInfo().getColMap();
      Assert.assertEquals(colmap.size(), 6);
      Iterator<Map.Entry<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>>> it = colmap
          .entrySet().iterator();
      for (int i = 0; i < colmap.size(); i++) {
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  @Test
  public void testStorageValid2() {
    try {
      String strStorage = "[f1, f2] serialize by avro compress by gzip; [f3, f4] SERIALIZE BY avro COMPRESS BY gzip";
      Partition p = new Partition(schema.toString(), strStorage);
      CGSchema[] cgschemas = p.getCGSchemas();

      Assert.assertEquals(cgschemas.length, 3);
      CGSchema cgs1 = cgschemas[0];
      System.out.println(cgs1);
    } catch (Exception e) {
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  @Test
  public void testStorageValid3() {
    try {
      String strStorage = "";
      Partition p = new Partition(schema.toString(), strStorage);
      CGSchema[] cgschemas = p.getCGSchemas();
      Assert.assertEquals(cgschemas.length, 1);
      CGSchema cgs1 = cgschemas[0];
      System.out.println(cgs1);
    } catch (Exception e) {
      e.printStackTrace();
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Related Classes of org.apache.hadoop.zebra.types.Partition$CGEntry

  • org.apache.hadoop.zebra.io.BasicTable$Reader
  • org.apache.hadoop.zebra.io.BasicTable$SchemaFile
  • org.apache.hadoop.zebra.mapred.BasicTableOutputFormat
  • org.apache.hadoop.zebra.mapreduce.BasicTableOutputFormat
  • org.apache.hadoop.zebra.parser.TableSchemaParser
  • org.apache.hadoop.zebra.parser.TableStorageParser
  • org.apache.hadoop.zebra.schema.Schema
  • org.apache.hadoop.zebra.types.TestColumnGroupName
  • org.apache.hadoop.zebra.types.TestStorageCollection
  • org.apache.hadoop.zebra.types.TestStorageMap
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