trait ParquetVectorUpdater extends AnyRef
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- abstract def decodeSingleDictionaryId(offset: Int, values: WritableColumnVector, dictionaryIds: WritableColumnVector, dictionary: Dictionary): Unit
Decode a single dictionary ID from
dictionaryIdsintovaluesatoffset, usingdictionary.Decode a single dictionary ID from
dictionaryIdsintovaluesatoffset, usingdictionary.- offset
offset in
valuesto 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
- abstract def readValue(offset: Int, values: WritableColumnVector, valuesReader: VectorizedValuesReader): Unit
Read a single value from
valuesReaderintovalues, atoffset.Read a single value from
valuesReaderintovalues, atoffset.- offset
offset in
valuesto put the new value- values
destination value vector
- valuesReader
reader to read values from
- abstract def readValues(total: Int, offset: Int, values: WritableColumnVector, valuesReader: VectorizedValuesReader): Unit
Read a batch of
totalvalues fromvaluesReaderintovalues, starting fromoffset.Read a batch of
totalvalues fromvaluesReaderintovalues, starting fromoffset.- total
total number of values to read
- offset
starting offset in
values- values
destination values vector
- valuesReader
reader to read values from
- abstract def skipValues(total: Int, valuesReader: VectorizedValuesReader): Unit
Skip a batch of
totalvalues fromvaluesReader.Skip a batch of
totalvalues fromvaluesReader.- total
total number of values to skip
- valuesReader
reader to skip values from
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- def decodeDictionaryIds(total: Int, offset: Int, values: WritableColumnVector, dictionaryIds: WritableColumnVector, dictionary: Dictionary): Unit
Process a batch of
totalvalues starting fromoffsetinvalues, whose null slots should have already been filled, and fills the non-null slots using dictionary IDs fromdictionaryIds, together with Parquetdictionary.Process a batch of
totalvalues starting fromoffsetinvalues, whose null slots should have already been filled, and fills the non-null slots using dictionary IDs fromdictionaryIds, together with Parquetdictionary.- 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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