Struct parquet::data_type::ByteArrayType [−][src]
pub struct ByteArrayType {}
Trait Implementations
impl DataType for ByteArrayType
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impl DataType for ByteArrayType
type T = ByteArray
fn get_physical_type() -> Type
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fn get_physical_type() -> Type
Returns Parquet physical type.
fn get_type_size() -> usize
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fn get_type_size() -> usize
Returns size in bytes for Rust representation of the physical type.
impl Encoder<ByteArrayType> for PlainEncoder<ByteArrayType>
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impl Encoder<ByteArrayType> for PlainEncoder<ByteArrayType>
fn put(&mut self, values: &[ByteArray]) -> Result<()>
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fn put(&mut self, values: &[ByteArray]) -> Result<()>
Encodes data from values
.
fn encoding(&self) -> Encoding
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fn encoding(&self) -> Encoding
Returns the encoding type of this encoder.
fn flush_buffer(&mut self) -> Result<ByteBufferPtr>
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fn flush_buffer(&mut self) -> Result<ByteBufferPtr>
Flushes the underlying byte buffer that's being processed by this encoder, and return the immutable copy of it. This will also reset the internal state. Read more
impl Encoder<ByteArrayType> for DeltaLengthByteArrayEncoder<ByteArrayType>
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impl Encoder<ByteArrayType> for DeltaLengthByteArrayEncoder<ByteArrayType>
fn put(&mut self, values: &[ByteArray]) -> Result<()>
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fn put(&mut self, values: &[ByteArray]) -> Result<()>
Encodes data from values
.
fn flush_buffer(&mut self) -> Result<ByteBufferPtr>
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fn flush_buffer(&mut self) -> Result<ByteBufferPtr>
Flushes the underlying byte buffer that's being processed by this encoder, and return the immutable copy of it. This will also reset the internal state. Read more
fn encoding(&self) -> Encoding
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fn encoding(&self) -> Encoding
Returns the encoding type of this encoder.
impl Encoder<ByteArrayType> for DeltaByteArrayEncoder<ByteArrayType>
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impl Encoder<ByteArrayType> for DeltaByteArrayEncoder<ByteArrayType>
fn put(&mut self, values: &[ByteArray]) -> Result<()>
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fn put(&mut self, values: &[ByteArray]) -> Result<()>
Encodes data from values
.
fn flush_buffer(&mut self) -> Result<ByteBufferPtr>
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fn flush_buffer(&mut self) -> Result<ByteBufferPtr>
Flushes the underlying byte buffer that's being processed by this encoder, and return the immutable copy of it. This will also reset the internal state. Read more
fn encoding(&self) -> Encoding
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fn encoding(&self) -> Encoding
Returns the encoding type of this encoder.
impl Decoder<ByteArrayType> for PlainDecoder<ByteArrayType>
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impl Decoder<ByteArrayType> for PlainDecoder<ByteArrayType>
fn get(&mut self, buffer: &mut [ByteArray]) -> Result<usize>
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fn get(&mut self, buffer: &mut [ByteArray]) -> Result<usize>
Consumes values from this decoder and write the results to buffer
. This will try to fill up buffer
. Read more
fn set_data(&mut self, data: ByteBufferPtr, num_values: usize) -> Result<()>
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fn set_data(&mut self, data: ByteBufferPtr, num_values: usize) -> Result<()>
Sets the data to decode to be data
, which should contain num_values
of values to decode. Read more
fn values_left(&self) -> usize
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fn values_left(&self) -> usize
Returns the number of values left in this decoder stream.
fn encoding(&self) -> Encoding
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fn encoding(&self) -> Encoding
Returns the encoding for this decoder.
impl Decoder<ByteArrayType> for DeltaLengthByteArrayDecoder<ByteArrayType>
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impl Decoder<ByteArrayType> for DeltaLengthByteArrayDecoder<ByteArrayType>
fn set_data(&mut self, data: ByteBufferPtr, num_values: usize) -> Result<()>
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fn set_data(&mut self, data: ByteBufferPtr, num_values: usize) -> Result<()>
Sets the data to decode to be data
, which should contain num_values
of values to decode. Read more
fn get(&mut self, buffer: &mut [ByteArray]) -> Result<usize>
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fn get(&mut self, buffer: &mut [ByteArray]) -> Result<usize>
Consumes values from this decoder and write the results to buffer
. This will try to fill up buffer
. Read more
fn values_left(&self) -> usize
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fn values_left(&self) -> usize
Returns the number of values left in this decoder stream.
fn encoding(&self) -> Encoding
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fn encoding(&self) -> Encoding
Returns the encoding for this decoder.
impl Decoder<ByteArrayType> for DeltaByteArrayDecoder<ByteArrayType>
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impl Decoder<ByteArrayType> for DeltaByteArrayDecoder<ByteArrayType>
fn set_data(&mut self, data: ByteBufferPtr, num_values: usize) -> Result<()>
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fn set_data(&mut self, data: ByteBufferPtr, num_values: usize) -> Result<()>
Sets the data to decode to be data
, which should contain num_values
of values to decode. Read more
fn get(&mut self, buffer: &mut [ByteArray]) -> Result<usize>
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fn get(&mut self, buffer: &mut [ByteArray]) -> Result<usize>
Consumes values from this decoder and write the results to buffer
. This will try to fill up buffer
. Read more
fn values_left(&self) -> usize
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fn values_left(&self) -> usize
Returns the number of values left in this decoder stream.
fn encoding(&self) -> Encoding
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fn encoding(&self) -> Encoding
Returns the encoding for this decoder.
Auto Trait Implementations
impl Send for ByteArrayType
impl Send for ByteArrayType
impl Sync for ByteArrayType
impl Sync for ByteArrayType