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com.actian.spark_vector

colbuffer

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package colbuffer

Implements buffering (and value serialization) for Vector columns

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Type Members

case class ColumnBufferBuildParams(name: String, tpe: String, precision: Int, scale: Int, maxValueCount: Int, nullable: Boolean) extends Serializable with Product

Case class to be used when trying to create a typed W/R column buffer object through the newWriteBuffer or newReadBuffer methods.
Case class to be used when trying to create a typed W/R column buffer object through the newWriteBuffer or newReadBuffer methods.
name
the column's name
tpe
the data type's name (required in lower cases)
precision
the data type's precision
scale
the data type's scale size
maxValueCount
the size of this column buffer (in tuple/value counts)
nullable
whether this column accepts null values or not
class ReadColumnBuffer[T] extends RWColumnBuffer
class WriteColumnBuffer[T] extends RWColumnBuffer

Value Members

final val BooleanSize: Int(1)
final val ByteSize: Int(1)

Common constants (for data sizes)
object ColumnBuffer extends Serializable

This is a Factory implementation of ColumnBuffers.
final val DateSize: Int(4)
final val DoubleSize: Int(8)
final val FloatSize: Int(4)
final val IntSize: Int(4)
final val LongLongSize: Int(16)
final val LongSize: Int(8)
final val ShortSize: Int(2)
package util

Util functions for various type conversions

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