ParquetSourceFile implements SelfDescribingFile
Read onlyYes
FinalYes
Interfaces
- SelfDescribingFile
Properties
- $file : ParquetFile
Methods
- __construct() : mixed
- close() : void
- schema() : Schema
- Pruning belongs to the describer, not the fold: it is applied per file, before the merge.
- source() : SourceFile
Properties
$file
public
ParquetFile
$file
Methods
__construct()
public
__construct(ParquetFile $file, SourceStream $stream, SourceFile $source, SchemaConverter $converter, array<int, string> $columns) : mixed
Parameters
- $file : ParquetFile
- $stream : SourceStream
- $source : SourceFile
- $converter : SchemaConverter
- $columns : array<int, string>
close()
public
close() : void
schema()
Pruning belongs to the describer, not the fold: it is applied per file, before the merge.
public
schema() : Schema
Return values
Schemasource()
public
source() : SourceFile