parquet::column::reader::decoder

Struct DefinitionLevelDecoderImpl

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pub struct DefinitionLevelDecoderImpl {
    decoder: Option<LevelDecoder>,
    bit_width: u8,
    max_level: i16,
}
Expand description

An implementation of DefinitionLevelDecoder for [i16]

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§decoder: Option<LevelDecoder>§bit_width: u8§max_level: i16

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impl DefinitionLevelDecoderImpl

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pub fn new(max_level: i16) -> Self

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impl ColumnLevelDecoder for DefinitionLevelDecoderImpl

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type Buffer = Vec<i16>

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fn set_data(&mut self, encoding: Encoding, data: Bytes)

Set data for this ColumnLevelDecoder
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impl DefinitionLevelDecoder for DefinitionLevelDecoderImpl

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fn read_def_levels( &mut self, out: &mut Self::Buffer, num_levels: usize, ) -> Result<(usize, usize)>

Read up to num_levels definition levels into out Read more
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fn skip_def_levels(&mut self, num_levels: usize) -> Result<(usize, usize)>

Skips over num_levels definition levels Read more

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