iceberg::writer::base_writer::data_file_writer

Struct DataFileWriter

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pub struct DataFileWriter<B: FileWriterBuilder, L: LocationGenerator, F: FileNameGenerator> { /* private fields */ }
Expand description

A writer write data is within one spec/partition.

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impl<B, L, F> CurrentFileStatus for DataFileWriter<B, L, F>
where B: FileWriterBuilder, L: LocationGenerator, F: FileNameGenerator,

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fn current_file_path(&self) -> String

Get the current file path.
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fn current_row_num(&self) -> usize

Get the current file row number.
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fn current_written_size(&self) -> usize

Get the current file written size.
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impl<B: Debug + FileWriterBuilder, L: Debug + LocationGenerator, F: Debug + FileNameGenerator> Debug for DataFileWriter<B, L, F>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<B, L, F> IcebergWriter for DataFileWriter<B, L, F>
where B: FileWriterBuilder, L: LocationGenerator, F: FileNameGenerator,

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fn write<'life0, 'async_trait>( &'life0 mut self, batch: RecordBatch, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Write data to iceberg table.
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fn close<'life0, 'async_trait>( &'life0 mut self, ) -> Pin<Box<dyn Future<Output = Result<Vec<DataFile>>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Close the writer and return the written data files. If close failed, the data written before maybe be lost. User may need to recreate the writer and rewrite the data again. Read more

Auto Trait Implementations§

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impl<B, L, F> Freeze for DataFileWriter<B, L, F>
where B: Freeze, L: Freeze, F: Freeze, <B as FileWriterBuilder>::R: Freeze,

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impl<B, L, F> !RefUnwindSafe for DataFileWriter<B, L, F>

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impl<B, L, F> Send for DataFileWriter<B, L, F>

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impl<B, L, F> Sync for DataFileWriter<B, L, F>
where <B as FileWriterBuilder>::R: Sync,

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impl<B, L, F> Unpin for DataFileWriter<B, L, F>
where B: Unpin, L: Unpin, F: Unpin, <B as FileWriterBuilder>::R: Unpin,

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impl<B, L, F> !UnwindSafe for DataFileWriter<B, L, F>

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