Examples of CGSchema

org.apache.hadoop.zebra.types.CGSchema
ColumnGroup Schema. This object is first written to a schema file when the ColumnGroup is initially created, and is used to communicate meta information among writers.

Examples of org.apache.hadoop.zebra.types.CGSchema

      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.getName());
      Assert.assertEquals(ColumnType.INT, f11.getType());
      ColumnSchema f12 = cgs1.getSchema().getColumn(1);
      Assert.assertEquals("r.f2", f12.getName());
      Assert.assertEquals(ColumnType.MAP, f12.getType());


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


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


      System.out.println("*********** Column Map **********");
      Map<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> colmap = p

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Examples of org.apache.hadoop.zebra.types.CGSchema

      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.getName());
      Assert.assertEquals(ColumnType.COLLECTION, f11.getType());


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


      Assert.assertEquals(cgs1.getCompressor(), "gz");
      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);

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Examples of org.apache.hadoop.zebra.types.CGSchema

      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.getName());
      Assert.assertEquals(ColumnType.COLLECTION, f11.getType());


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


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


      System.out.println("*********** Column Map **********");
      Map<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> colmap = p

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Examples of org.apache.hadoop.zebra.types.CGSchema

        fs.delete(path, true);
      }


      checkPath(path, true);


      cgschema = new CGSchema(schema, sorted, comparator, name, serializer, compressor, owner, group, perm);
      CGSchema sfNew = CGSchema.load(fs, path);
      if (sfNew != null) {
        // compare input with on-disk schema.
        if (!sfNew.equals(cgschema)) {
          throw new IOException("Schemes are different.");
        }
      }
      else {
        // create the schema file in FS

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Examples of org.apache.hadoop.zebra.types.CGSchema

     */


    public static Schema getSchema(Path path, Configuration conf)
        throws IOException, ParseException {
      FileSystem fs = path.getFileSystem(conf);
      CGSchema cgschema = CGSchema.load(fs, path);
      return cgschema.getSchema();
    }

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Examples of org.apache.hadoop.zebra.types.CGSchema

     */


    public static Schema getSchema(Path path, Configuration conf)
        throws IOException, ParseException {
      FileSystem fs = path.getFileSystem(conf);
      CGSchema cgschema = CGSchema.load(fs, path);
      return cgschema.getSchema();
    }

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Examples of org.apache.hadoop.zebra.types.CGSchema

        fs.delete(path, true);
      }


      checkPath(path, true);


      cgschema = new CGSchema(schema, sorted, serializer, compressor);
      CGSchema sfNew = CGSchema.load(fs, path);
      if (sfNew != null) {
        // compare input with on-disk schema.
        if (!sfNew.equals(cgschema)) {
          throw new IOException("Schemes are different.");
        }
      }
      else {
        // create the schema file in FS

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Examples of org.apache.hadoop.zebra.types.CGSchema

      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

View Full Code Here

Examples of org.apache.hadoop.zebra.types.CGSchema

      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);

View Full Code Here

Examples of org.apache.hadoop.zebra.types.CGSchema

      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

View Full Code Here

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