Flow PHP

OffsetIndex

Optional offsets for each data page in a ColumnChunk.

Forms part of the page index, along with ColumnIndex.

OffsetIndex may be present even if ColumnIndex is not.

Properties

$_TSPEC : mixed
$isValidate : mixed
$page_locations : array<string|int, PageLocation>: PageLocations, ordered by increasing PageLocation.offset. It is required that page_locations[i].first_row_index < page_locations[i+1].first_row_index.
$unencoded_byte_array_data_bytes : array<string|int, int>: Unencoded/uncompressed size for BYTE_ARRAY types.

Methods

__construct() : mixed
getName() : mixed
read() : mixed
write() : mixed

$_TSPEC


    public
    static    mixed
    $_TSPEC
     = [1 => ['var' => 'page_locations', 'isRequired' => true, 'type' => \Thrift\Type\TType::LST, 'etype' => \Thrift\Type\TType::STRUCT, 'elem' => ['type' => \Thrift\Type\TType::STRUCT, 'class' => '\Flow\Parquet\Thrift\PageLocation']], 2 => ['var' => 'unencoded_byte_array_data_bytes', 'isRequired' => false, 'type' => \Thrift\Type\TType::LST, 'etype' => \Thrift\Type\TType::I64, 'elem' => ['type' => \Thrift\Type\TType::I64]]]

$isValidate


    public
    static    mixed
    $isValidate
     = false

$page_locations

PageLocations, ordered by increasing PageLocation.offset. It is required that page_locations[i].first_row_index < page_locations[i+1].first_row_index.


    public
        array<string|int, PageLocation>
    $page_locations

$unencoded_byte_array_data_bytes

Unencoded/uncompressed size for BYTE_ARRAY types.


    public
        array<string|int, int>
    $unencoded_byte_array_data_bytes

See documention for unencoded_byte_array_data_bytes in SizeStatistics for more details on this field.

__construct()


    public
                    __construct([mixed $vals = null ]) : mixed

Parameters

$vals : mixed = null

getName()


    public
                    getName() : mixed

read()


    public
                    read(mixed $input) : mixed

Parameters

$input : mixed

write()


    public
                    write(mixed $output) : mixed

Parameters

$output : mixed