Examples with TIME io.prestosql.spi.type.TimeType.TIME used on opensource projects

Example 1 with TIME

use of io.prestosql.spi.type.TimeType.TIME in project hetu-core by openlookeng.

the class H2QueryRunner method insertRows.

private static void insertRows(ConnectorTableMetadata tableMetadata, Handle handle, RecordSet data) {
    List<ColumnMetadata> columns = tableMetadata.getColumns().stream().filter(columnMetadata -> !columnMetadata.isHidden()).collect(toImmutableList());
    String vars = Joiner.on(',').join(nCopies(columns.size(), "?"));
    String sql = format("INSERT INTO %s VALUES (%s)", tableMetadata.getTable().getTableName(), vars);
    RecordCursor cursor = data.cursor();
    while (true) {
        // insert 1000 rows at a time
        PreparedBatch batch = handle.prepareBatch(sql);
        for (int row = 0; row < 1000; row++) {
            if (!cursor.advanceNextPosition()) {
                if (batch.size() > 0) {
                    batch.execute();
                }
                return;
            }
            for (int column = 0; column < columns.size(); column++) {
                Type type = columns.get(column).getType();
                if (BOOLEAN.equals(type)) {
                    batch.bind(column, cursor.getBoolean(column));
                } else if (BIGINT.equals(type)) {
                    batch.bind(column, cursor.getLong(column));
                } else if (INTEGER.equals(type)) {
                    batch.bind(column, (int) cursor.getLong(column));
                } else if (DOUBLE.equals(type)) {
                    batch.bind(column, cursor.getDouble(column));
                } else if (type instanceof VarcharType) {
                    batch.bind(column, cursor.getSlice(column).toStringUtf8());
                } else if (DATE.equals(type)) {
                    long millisUtc = TimeUnit.DAYS.toMillis(cursor.getLong(column));
                    // H2 expects dates in to be millis at midnight in the JVM timezone
                    long localMillis = DateTimeZone.UTC.getMillisKeepLocal(DateTimeZone.getDefault(), millisUtc);
                    batch.bind(column, new Date(localMillis));
                } else {
                    throw new IllegalArgumentException("Unsupported type " + type);
                }
            }
            batch.add();
        }
        batch.execute();
    }
}

Example 2 with TIME

use of io.prestosql.spi.type.TimeType.TIME in project hetu-core by openlookeng.

the class FormatFunction method valueConverter.

private static BiFunction<ConnectorSession, Block, Object> valueConverter(FunctionAndTypeManager functionAndTypeManager, Type type, int position) {
    if (type.equals(UNKNOWN)) {
        return (session, block) -> null;
    }
    if (type.equals(BOOLEAN)) {
        return (session, block) -> type.getBoolean(block, position);
    }
    if (type.equals(TINYINT) || type.equals(SMALLINT) || type.equals(INTEGER) || type.equals(BIGINT)) {
        return (session, block) -> type.getLong(block, position);
    }
    if (type.equals(REAL)) {
        return (session, block) -> intBitsToFloat(toIntExact(type.getLong(block, position)));
    }
    if (type.equals(DOUBLE)) {
        return (session, block) -> type.getDouble(block, position);
    }
    if (type.equals(DATE)) {
        return (session, block) -> LocalDate.ofEpochDay(type.getLong(block, position));
    }
    if (type.equals(TIMESTAMP_WITH_TIME_ZONE)) {
        return (session, block) -> toZonedDateTime(type.getLong(block, position));
    }
    if (type.equals(TIMESTAMP)) {
        return (session, block) -> toLocalDateTime(type.getLong(block, position));
    }
    if (type.equals(TIME)) {
        return (session, block) -> toLocalTime(session, type.getLong(block, position));
    }
    // TODO: support TIME WITH TIME ZONE by making SqlTimeWithTimeZone implement TemporalAccessor
    if (type.equals(JSON)) {
        FunctionHandle functionHandle = functionAndTypeManager.resolveFunction(Optional.empty(), QualifiedObjectName.valueOf(DEFAULT_NAMESPACE, "json_format"), fromTypes(JSON));
        MethodHandle handle = functionAndTypeManager.getBuiltInScalarFunctionImplementation(functionHandle).getMethodHandle();
        return (session, block) -> convertToString(handle, type.getSlice(block, position));
    }
    if (isShortDecimal(type)) {
        int scale = ((DecimalType) type).getScale();
        return (session, block) -> BigDecimal.valueOf(type.getLong(block, position), scale);
    }
    if (isLongDecimal(type)) {
        int scale = ((DecimalType) type).getScale();
        return (session, block) -> new BigDecimal(decodeUnscaledValue(type.getSlice(block, position)), scale);
    }
    if (isVarcharType(type) || isCharType(type)) {
        return (session, block) -> type.getSlice(block, position).toStringUtf8();
    }
    BiFunction<ConnectorSession, Block, Object> function;
    if (type.getJavaType() == long.class) {
        function = (session, block) -> type.getLong(block, position);
    } else if (type.getJavaType() == double.class) {
        function = (session, block) -> type.getDouble(block, position);
    } else if (type.getJavaType() == boolean.class) {
        function = (session, block) -> type.getBoolean(block, position);
    } else if (type.getJavaType() == Slice.class) {
        function = (session, block) -> type.getSlice(block, position);
    } else {
        function = (session, block) -> type.getObject(block, position);
    }
    MethodHandle handle = castToVarchar(functionAndTypeManager, type);
    if ((handle == null) || (handle.type().parameterCount() != 1)) {
        throw new PrestoException(NOT_SUPPORTED, "Type not supported for formatting: " + type.getDisplayName());
    }
    return (session, block) -> convertToString(handle, function.apply(session, block));
}