public class VectorizedStructColumnReader extends Object implements VectorizedColumnReader
Constructor and Description |
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VectorizedStructColumnReader(List<VectorizedColumnReader> fieldReaders) |
Modifier and Type | Method and Description |
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void |
readBatch(int total,
org.apache.hadoop.hive.ql.exec.vector.ColumnVector column,
TypeInfo columnType)
read records with specified size and type into the columnVector
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public VectorizedStructColumnReader(List<VectorizedColumnReader> fieldReaders)
public void readBatch(int total, org.apache.hadoop.hive.ql.exec.vector.ColumnVector column, TypeInfo columnType) throws IOException
VectorizedColumnReader
readBatch
in interface VectorizedColumnReader
total
- number of records to read into the column vectorcolumn
- column vector where the reader will read data intocolumnType
- the type of column vectorIOException
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