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trait ParquetVectorUpdater extends AnyRef

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Abstract Value Members

  1. abstract def decodeSingleDictionaryId(offset: Int, values: WritableColumnVector, dictionaryIds: WritableColumnVector, dictionary: Dictionary): Unit

    Decode a single dictionary ID from dictionaryIds into values at offset, using dictionary.

    Decode a single dictionary ID from dictionaryIds into values at offset, using dictionary.

    offset

    offset in values to put the decoded value

    values

    destination value vector

    dictionaryIds

    vector storing the dictionary IDs

    dictionary

    Parquet dictionary used to decode a dictionary ID to its value

  2. abstract def readValue(offset: Int, values: WritableColumnVector, valuesReader: VectorizedValuesReader): Unit

    Read a single value from valuesReader into values, at offset.

    Read a single value from valuesReader into values, at offset.

    offset

    offset in values to put the new value

    values

    destination value vector

    valuesReader

    reader to read values from

  3. abstract def readValues(total: Int, offset: Int, values: WritableColumnVector, valuesReader: VectorizedValuesReader): Unit

    Read a batch of total values from valuesReader into values, starting from offset.

    Read a batch of total values from valuesReader into values, starting from offset.

    total

    total number of values to read

    offset

    starting offset in values

    values

    destination values vector

    valuesReader

    reader to read values from

  4. abstract def skipValues(total: Int, valuesReader: VectorizedValuesReader): Unit

    Skip a batch of total values from valuesReader.

    Skip a batch of total values from valuesReader.

    total

    total number of values to skip

    valuesReader

    reader to skip values from

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  6. def decodeDictionaryIds(total: Int, offset: Int, values: WritableColumnVector, dictionaryIds: WritableColumnVector, dictionary: Dictionary): Unit

    Process a batch of total values starting from offset in values, whose null slots should have already been filled, and fills the non-null slots using dictionary IDs from dictionaryIds, together with Parquet dictionary.

    Process a batch of total values starting from offset in values, whose null slots should have already been filled, and fills the non-null slots using dictionary IDs from dictionaryIds, together with Parquet dictionary.

    total

    total number slots to process in values

    offset

    starting offset in values

    values

    destination value vector

    dictionaryIds

    vector storing the dictionary IDs

    dictionary

    Parquet dictionary used to decode a dictionary ID to its value

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