columnar

Type Members

1. abstract class ColumnarIterator extends Iterator[InternalRow]

   

   An Iterator to walk through the InternalRows from a CachedBatch

2. case class InMemoryRelation(output: Seq[Attribute], useCompression: Boolean, batchSize: Int, storageLevel: StorageLevel, child: SparkPlan, tableName: Option[String])(_cachedColumnBuffers: RDD[CachedBatch] = null, batchStats: LongAccumulator = ...) extends LeafNode with MultiInstanceRelation with Product with Serializable

   

3. case class InMemoryTableScanExec(attributes: Seq[Attribute], predicates: Seq[Expression], relation: InMemoryRelation) extends SparkPlan with LeafExecNode with Product with Serializable

   

4. class MutableUnsafeRow extends GenericMutableRow

   

   An helper class to update the fields of UnsafeRow, used by ColumnAccessor

   An helper class to update the fields of UnsafeRow, used by ColumnAccessor

   WARNING: These setter MUST be called in increasing order of ordinals.