Examples with DOUBLE com.facebook.presto.spi.type.DoubleType.DOUBLE used on opensource projects

Example 1 with DOUBLE

use of com.facebook.presto.spi.type.DoubleType.DOUBLE in project presto by prestodb.

the class MongoSession method guessFieldType.

private Optional<TypeSignature> guessFieldType(Object value) {
    if (value == null) {
        return Optional.empty();
    }
    TypeSignature typeSignature = null;
    if (value instanceof String) {
        typeSignature = createUnboundedVarcharType().getTypeSignature();
    } else if (value instanceof Integer || value instanceof Long) {
        typeSignature = BIGINT.getTypeSignature();
    } else if (value instanceof Boolean) {
        typeSignature = BOOLEAN.getTypeSignature();
    } else if (value instanceof Float || value instanceof Double) {
        typeSignature = DOUBLE.getTypeSignature();
    } else if (value instanceof Date) {
        typeSignature = TIMESTAMP.getTypeSignature();
    } else if (value instanceof ObjectId) {
        typeSignature = OBJECT_ID.getTypeSignature();
    } else if (value instanceof List) {
        List<Optional<TypeSignature>> subTypes = ((List<?>) value).stream().map(this::guessFieldType).collect(toList());
        if (subTypes.isEmpty() || subTypes.stream().anyMatch(t -> !t.isPresent())) {
            return Optional.empty();
        }
        Set<TypeSignature> signatures = subTypes.stream().map(t -> t.get()).collect(toSet());
        if (signatures.size() == 1) {
            typeSignature = new TypeSignature(StandardTypes.ARRAY, signatures.stream().map(s -> TypeSignatureParameter.of(s)).collect(Collectors.toList()));
        } else {
            // TODO: presto cli doesn't handle empty field name row type yet
            typeSignature = new TypeSignature(StandardTypes.ROW, IntStream.range(0, subTypes.size()).mapToObj(idx -> TypeSignatureParameter.of(new NamedTypeSignature(String.format("%s%d", implicitPrefix, idx + 1), subTypes.get(idx).get()))).collect(toList()));
        }
    } else if (value instanceof Document) {
        List<TypeSignatureParameter> parameters = new ArrayList<>();
        for (String key : ((Document) value).keySet()) {
            Optional<TypeSignature> fieldType = guessFieldType(((Document) value).get(key));
            if (!fieldType.isPresent()) {
                return Optional.empty();
            }
            parameters.add(TypeSignatureParameter.of(new NamedTypeSignature(key, fieldType.get())));
        }
        typeSignature = new TypeSignature(StandardTypes.ROW, parameters);
    }
    return Optional.ofNullable(typeSignature);
}

Example 2 with DOUBLE

use of com.facebook.presto.spi.type.DoubleType.DOUBLE in project presto by prestodb.

the class TestCassandraIntegrationSmokeTest method assertSelect.

private void assertSelect(String tableName, boolean createdByPresto) {
    Type uuidType = createdByPresto ? createUnboundedVarcharType() : createVarcharType(36);
    Type inetType = createdByPresto ? createUnboundedVarcharType() : createVarcharType(45);
    String sql = "SELECT " + " key, " + " typeuuid, " + " typeinteger, " + " typelong, " + " typebytes, " + " typetimestamp, " + " typeansi, " + " typeboolean, " + " typedecimal, " + " typedouble, " + " typefloat, " + " typeinet, " + " typevarchar, " + " typevarint, " + " typetimeuuid, " + " typelist, " + " typemap, " + " typeset " + " FROM " + tableName;
    MaterializedResult result = execute(sql);
    int rowCount = result.getRowCount();
    assertEquals(rowCount, 9);
    assertEquals(result.getTypes(), ImmutableList.of(createUnboundedVarcharType(), uuidType, INTEGER, BIGINT, VARBINARY, TIMESTAMP, createUnboundedVarcharType(), BOOLEAN, DOUBLE, DOUBLE, REAL, inetType, createUnboundedVarcharType(), createUnboundedVarcharType(), uuidType, createUnboundedVarcharType(), createUnboundedVarcharType(), createUnboundedVarcharType()));
    List<MaterializedRow> sortedRows = result.getMaterializedRows().stream().sorted((o1, o2) -> o1.getField(1).toString().compareTo(o2.getField(1).toString())).collect(toList());
    for (int rowNumber = 1; rowNumber <= rowCount; rowNumber++) {
        assertEquals(sortedRows.get(rowNumber - 1), new MaterializedRow(DEFAULT_PRECISION, "key " + rowNumber, String.format("00000000-0000-0000-0000-%012d", rowNumber), rowNumber, rowNumber + 1000L, ByteBuffer.wrap(toByteArray(rowNumber)), TIMESTAMP_LOCAL, "ansi " + rowNumber, rowNumber % 2 == 0, Math.pow(2, rowNumber), Math.pow(4, rowNumber), (float) Math.pow(8, rowNumber), "127.0.0.1", "varchar " + rowNumber, BigInteger.TEN.pow(rowNumber).toString(), String.format("d2177dd0-eaa2-11de-a572-001b779c76e%d", rowNumber), String.format("[\"list-value-1%1$d\",\"list-value-2%1$d\"]", rowNumber), String.format("{%d:%d,%d:%d}", rowNumber, rowNumber + 1L, rowNumber + 2, rowNumber + 3L), "[false,true]"));
    }
}

Example 3 with DOUBLE

use of com.facebook.presto.spi.type.DoubleType.DOUBLE in project presto by prestodb.

the class TestHivePageSink method writeTestFile.

private static long writeTestFile(HiveClientConfig config, ExtendedHiveMetastore metastore, String outputPath) {
    HiveTransactionHandle transaction = new HiveTransactionHandle();
    ConnectorPageSink pageSink = createPageSink(transaction, config, metastore, new Path("file:///" + outputPath));
    List<LineItemColumn> columns = getTestColumns();
    List<Type> columnTypes = columns.stream().map(LineItemColumn::getType).map(TestHivePageSink::getHiveType).map(hiveType -> hiveType.getType(TYPE_MANAGER)).collect(toList());
    PageBuilder pageBuilder = new PageBuilder(columnTypes);
    int rows = 0;
    for (LineItem lineItem : new LineItemGenerator(0.01, 1, 1)) {
        rows++;
        if (rows >= NUM_ROWS) {
            break;
        }
        pageBuilder.declarePosition();
        for (int i = 0; i < columns.size(); i++) {
            LineItemColumn column = columns.get(i);
            BlockBuilder blockBuilder = pageBuilder.getBlockBuilder(i);
            switch(column.getType().getBase()) {
                case IDENTIFIER:
                    BIGINT.writeLong(blockBuilder, column.getIdentifier(lineItem));
                    break;
                case INTEGER:
                    INTEGER.writeLong(blockBuilder, column.getInteger(lineItem));
                    break;
                case DATE:
                    DATE.writeLong(blockBuilder, column.getDate(lineItem));
                    break;
                case DOUBLE:
                    DOUBLE.writeDouble(blockBuilder, column.getDouble(lineItem));
                    break;
                case VARCHAR:
                    createUnboundedVarcharType().writeSlice(blockBuilder, Slices.utf8Slice(column.getString(lineItem)));
                    break;
                default:
                    throw new IllegalArgumentException("Unsupported type " + column.getType());
            }
        }
    }
    Page page = pageBuilder.build();
    pageSink.appendPage(page);
    getFutureValue(pageSink.finish());
    File outputDir = new File(outputPath);
    List<File> files = ImmutableList.copyOf(outputDir.listFiles((dir, name) -> !name.endsWith(".crc")));
    File outputFile = getOnlyElement(files);
    long length = outputFile.length();
    ConnectorPageSource pageSource = createPageSource(transaction, config, outputFile);
    List<Page> pages = new ArrayList<>();
    while (!pageSource.isFinished()) {
        Page nextPage = pageSource.getNextPage();
        if (nextPage != null) {
            nextPage.assureLoaded();
            pages.add(nextPage);
        }
    }
    MaterializedResult expectedResults = toMaterializedResult(getSession(config), columnTypes, ImmutableList.of(page));
    MaterializedResult results = toMaterializedResult(getSession(config), columnTypes, pages);
    assertEquals(results, expectedResults);
    return length;
}

Example 4 with DOUBLE

use of com.facebook.presto.spi.type.DoubleType.DOUBLE in project presto by prestodb.

the class HiveFileFormatBenchmark method createTpchDataSet.

private static <E extends TpchEntity> TestData createTpchDataSet(FileFormat format, TpchTable<E> tpchTable, List<TpchColumn<E>> columns) {
    List<String> columnNames = columns.stream().map(TpchColumn::getColumnName).collect(toList());
    List<Type> columnTypes = columns.stream().map(HiveFileFormatBenchmark::getColumnType).map(type -> format.supportsDate() || !DATE.equals(type) ? type : createUnboundedVarcharType()).collect(toList());
    PageBuilder pageBuilder = new PageBuilder(columnTypes);
    ImmutableList.Builder<Page> pages = ImmutableList.builder();
    long dataSize = 0;
    for (E row : tpchTable.createGenerator(10, 1, 1)) {
        pageBuilder.declarePosition();
        for (int i = 0; i < columns.size(); i++) {
            TpchColumn<E> column = columns.get(i);
            BlockBuilder blockBuilder = pageBuilder.getBlockBuilder(i);
            switch(column.getType().getBase()) {
                case IDENTIFIER:
                    BIGINT.writeLong(blockBuilder, column.getIdentifier(row));
                    break;
                case INTEGER:
                    INTEGER.writeLong(blockBuilder, column.getInteger(row));
                    break;
                case DATE:
                    if (format.supportsDate()) {
                        DATE.writeLong(blockBuilder, column.getDate(row));
                    } else {
                        createUnboundedVarcharType().writeString(blockBuilder, column.getString(row));
                    }
                    break;
                case DOUBLE:
                    DOUBLE.writeDouble(blockBuilder, column.getDouble(row));
                    break;
                case VARCHAR:
                    createUnboundedVarcharType().writeSlice(blockBuilder, Slices.utf8Slice(column.getString(row)));
                    break;
                default:
                    throw new IllegalArgumentException("Unsupported type " + column.getType());
            }
        }
        if (pageBuilder.isFull()) {
            Page page = pageBuilder.build();
            pages.add(page);
            pageBuilder.reset();
            dataSize += page.getSizeInBytes();
            if (dataSize >= MIN_DATA_SIZE) {
                break;
            }
        }
    }
    return new TestData(columnNames, columnTypes, pages.build());
}

Example 5 with DOUBLE

use of com.facebook.presto.spi.type.DoubleType.DOUBLE in project presto by prestodb.

the class RcFileTester method preprocessWriteValueOld.

private static Object preprocessWriteValueOld(Type type, Object value) {
    if (value == null) {
        return null;
    }
    if (type.equals(BOOLEAN)) {
        return value;
    } else if (type.equals(TINYINT)) {
        return ((Number) value).byteValue();
    } else if (type.equals(SMALLINT)) {
        return ((Number) value).shortValue();
    } else if (type.equals(INTEGER)) {
        return ((Number) value).intValue();
    } else if (type.equals(BIGINT)) {
        return ((Number) value).longValue();
    } else if (type.equals(REAL)) {
        return ((Number) value).floatValue();
    } else if (type.equals(DOUBLE)) {
        return ((Number) value).doubleValue();
    } else if (type instanceof VarcharType) {
        return value;
    } else if (type.equals(VARBINARY)) {
        return ((SqlVarbinary) value).getBytes();
    } else if (type.equals(DATE)) {
        int days = ((SqlDate) value).getDays();
        LocalDate localDate = LocalDate.ofEpochDay(days);
        ZonedDateTime zonedDateTime = localDate.atStartOfDay(ZoneId.systemDefault());
        long millis = zonedDateTime.toEpochSecond() * 1000;
        Date date = new Date(0);
        // mills must be set separately to avoid masking
        date.setTime(millis);
        return date;
    } else if (type.equals(TIMESTAMP)) {
        long millisUtc = (int) ((SqlTimestamp) value).getMillisUtc();
        return new Timestamp(millisUtc);
    } else if (type instanceof DecimalType) {
        return HiveDecimal.create(((SqlDecimal) value).toBigDecimal());
    } else if (type.getTypeSignature().getBase().equals(ARRAY)) {
        Type elementType = type.getTypeParameters().get(0);
        return ((List<?>) value).stream().map(element -> preprocessWriteValueOld(elementType, element)).collect(toList());
    } else if (type.getTypeSignature().getBase().equals(MAP)) {
        Type keyType = type.getTypeParameters().get(0);
        Type valueType = type.getTypeParameters().get(1);
        Map<Object, Object> newMap = new HashMap<>();
        for (Entry<?, ?> entry : ((Map<?, ?>) value).entrySet()) {
            newMap.put(preprocessWriteValueOld(keyType, entry.getKey()), preprocessWriteValueOld(valueType, entry.getValue()));
        }
        return newMap;
    } else if (type.getTypeSignature().getBase().equals(ROW)) {
        List<?> fieldValues = (List<?>) value;
        List<Type> fieldTypes = type.getTypeParameters();
        List<Object> newStruct = new ArrayList<>();
        for (int fieldId = 0; fieldId < fieldValues.size(); fieldId++) {
            newStruct.add(preprocessWriteValueOld(fieldTypes.get(fieldId), fieldValues.get(fieldId)));
        }
        return newStruct;
    }
    throw new IllegalArgumentException("unsupported type: " + type);
}