List of dumpSchema() Examples

Examples of dumpSchema()

org.apache.pig.PigServer.dumpSchema()
Write the schema for an alias to System.out. @param alias Alias whose schema will be written out @return Schema of alias dumped @throws IOException
org.dmd.dms.util.DmoCompactSchemaFormatter.dumpSchema()
For all AttributeDefinitions in the schema, this method dumps a [schema]ASAG to the DMO subdirectory. @param sd The schema. @param dmodir The output directory. @throws IOException @throws IOException @throws ResultException

Examples of org.apache.pig.PigServer.dumpSchema()

    ArrayList<String> valuesReadFromHiveDriver = new ArrayList<String>();
    driver.getResults(valuesReadFromHiveDriver);
    assertEquals(basicInputData.size(), valuesReadFromHiveDriver.size());


    server.registerQuery("W = load '" + PARTITIONED_TABLE + "' using org.apache.hive.hcatalog.pig.HCatLoader();");
    Schema dumpedWSchema = server.dumpSchema("W");
    List<FieldSchema> Wfields = dumpedWSchema.getFields();
    assertEquals(3, Wfields.size());
    assertTrue(Wfields.get(0).alias.equalsIgnoreCase("a"));
    assertTrue(Wfields.get(0).type == DataType.INTEGER);
    assertTrue(Wfields.get(1).alias.equalsIgnoreCase("b"));

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Examples of org.apache.pig.PigServer.dumpSchema()

    // projections are handled by using generate, not "as" on the Load


    server.registerQuery("Y1 = load '" + BASIC_TABLE + "' using org.apache.hive.hcatalog.pig.HCatLoader();");
    server.registerQuery("Y2 = foreach Y1 generate a;");
    server.registerQuery("Y3 = foreach Y1 generate b,a;");
    Schema dumpedY2Schema = server.dumpSchema("Y2");
    Schema dumpedY3Schema = server.dumpSchema("Y3");
    List<FieldSchema> Y2fields = dumpedY2Schema.getFields();
    List<FieldSchema> Y3fields = dumpedY3Schema.getFields();
    assertEquals(1, Y2fields.size());
    assertEquals("a", Y2fields.get(0).alias.toLowerCase());

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Examples of org.apache.pig.PigServer.dumpSchema()

    PigServer server = new PigServer(ExecType.LOCAL);
    server.registerQuery(
      "data = load '" + readTblName + "' using org.apache.hive.hcatalog.pig.HCatLoader();");


    // Ensure Pig schema is correct.
    Schema schema = server.dumpSchema("data");
    Assert.assertEquals(2, schema.getFields().size());
    Assert.assertEquals("my_small_int", schema.getField(0).alias);
    Assert.assertEquals(DataType.INTEGER, schema.getField(0).type);
    Assert.assertEquals("my_tiny_int", schema.getField(1).alias);
    Assert.assertEquals(DataType.INTEGER, schema.getField(1).type);

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Examples of org.apache.pig.PigServer.dumpSchema()

    try {
      createTable(tablename, tableSchema);
      PigServer server = new PigServer(ExecType.LOCAL);
      server.setBatchOn();
      server.registerQuery("A = load '" + tablename + "Input' using org.apache.hcatalog.pig.MockLoader() AS (" + pigSchema + ");");
      Schema dumpedASchema = server.dumpSchema("A");
      server.registerQuery("STORE A into '" + tablename + "' using org.apache.hcatalog.pig.HCatStorer("
        + (provideSchemaToStorer ? "'', '" + pigSchema + "'" : "")
        + ");");


      ExecJob execJob = server.executeBatch().get(0);

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Examples of org.apache.pig.PigServer.dumpSchema()

      if (!execJob.getStatistics().isSuccessful()) {
        throw new RuntimeException("Import failed", execJob.getException());
      }
      // test that schema was loaded correctly
      server.registerQuery("X = load '" + tablename + "' using org.apache.hcatalog.pig.HCatLoader();");
      server.dumpSchema("X");
      Iterator<Tuple> it = server.openIterator("X");
      int i = 0;
      while (it.hasNext()) {
        Tuple input = data.get(i++);
        Tuple output = it.next();

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Examples of org.apache.pig.PigServer.dumpSchema()

        Tuple input = data.get(i++);
        Tuple output = it.next();
        Assert.assertEquals(input.toString(), output.toString());
        LOG.info("tuple : {} ", output);
      }
      Schema dumpedXSchema = server.dumpSchema("X");


      Assert.assertEquals(
        "expected " + dumpedASchema + " but was " + dumpedXSchema + " (ignoring field names)",
        "",
        compareIgnoreFiledNames(dumpedASchema, dumpedXSchema));

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Examples of org.apache.pig.PigServer.dumpSchema()


    PigServer server = new PigServer(ExecType.LOCAL);


    // test that schema was loaded correctly
    server.registerQuery("X = load '" + BASIC_TABLE + "' using org.apache.hcatalog.pig.HCatLoader();");
    Schema dumpedXSchema = server.dumpSchema("X");
    List<FieldSchema> Xfields = dumpedXSchema.getFields();
    assertEquals(2, Xfields.size());
    assertTrue(Xfields.get(0).alias.equalsIgnoreCase("a"));
    assertTrue(Xfields.get(0).type == DataType.INTEGER);
    assertTrue(Xfields.get(1).alias.equalsIgnoreCase("b"));

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Examples of org.apache.pig.PigServer.dumpSchema()


    PigServer server = new PigServer(ExecType.LOCAL);


    // test that schema was loaded correctly
    server.registerQuery("K = load '" + COMPLEX_TABLE + "' using org.apache.hcatalog.pig.HCatLoader();");
    Schema dumpedKSchema = server.dumpSchema("K");
    List<FieldSchema> Kfields = dumpedKSchema.getFields();
    assertEquals(6, Kfields.size());


    assertEquals(DataType.CHARARRAY, Kfields.get(0).type);
    assertEquals("name", Kfields.get(0).alias.toLowerCase());

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Examples of org.apache.pig.PigServer.dumpSchema()

    ArrayList<String> valuesReadFromHiveDriver = new ArrayList<String>();
    driver.getResults(valuesReadFromHiveDriver);
    assertEquals(basicInputData.size(), valuesReadFromHiveDriver.size());


    server.registerQuery("W = load '" + PARTITIONED_TABLE + "' using org.apache.hcatalog.pig.HCatLoader();");
    Schema dumpedWSchema = server.dumpSchema("W");
    List<FieldSchema> Wfields = dumpedWSchema.getFields();
    assertEquals(3, Wfields.size());
    assertTrue(Wfields.get(0).alias.equalsIgnoreCase("a"));
    assertTrue(Wfields.get(0).type == DataType.INTEGER);
    assertTrue(Wfields.get(1).alias.equalsIgnoreCase("b"));

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Examples of org.apache.pig.PigServer.dumpSchema()

    // projections are handled by using generate, not "as" on the Load


    server.registerQuery("Y1 = load '" + BASIC_TABLE + "' using org.apache.hcatalog.pig.HCatLoader();");
    server.registerQuery("Y2 = foreach Y1 generate a;");
    server.registerQuery("Y3 = foreach Y1 generate b,a;");
    Schema dumpedY2Schema = server.dumpSchema("Y2");
    Schema dumpedY3Schema = server.dumpSchema("Y3");
    List<FieldSchema> Y2fields = dumpedY2Schema.getFields();
    List<FieldSchema> Y3fields = dumpedY3Schema.getFields();
    assertEquals(1, Y2fields.size());
    assertEquals("a", Y2fields.get(0).alias.toLowerCase());

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