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[SPARK-13094][SQL] Add encoders for seq/array of primitives #11014

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[SPARK-13094][SQL] Add encoders for seq/array of primitives #11014

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[SPARK-13094][SQL] Add encoders for seq/array of primitives
marmbrus Feb 2, 2016
0b5f03c
product and tests
marmbrus Feb 2, 2016
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56 changes: 55 additions & 1 deletion sql/core/src/main/scala/org/apache/spark/sql/SQLImplicits.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,8 @@ abstract class SQLImplicits {
/** @since 1.6.0 */
implicit def newProductEncoder[T <: Product : TypeTag]: Encoder[T] = ExpressionEncoder()

// Primitives

/** @since 1.6.0 */
implicit def newIntEncoder: Encoder[Int] = ExpressionEncoder()

Expand All @@ -56,13 +58,65 @@ abstract class SQLImplicits {

/** @since 1.6.0 */
implicit def newShortEncoder: Encoder[Short] = ExpressionEncoder()
/** @since 1.6.0 */

/** @since 1.6.0 */
implicit def newBooleanEncoder: Encoder[Boolean] = ExpressionEncoder()

/** @since 1.6.0 */
implicit def newStringEncoder: Encoder[String] = ExpressionEncoder()

// Seqs

/** @since 1.6.1 */
implicit def newIntSeqEncoder: Encoder[Seq[Int]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newLongSeqEncoder: Encoder[Seq[Long]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newDoubleSeqEncoder: Encoder[Seq[Double]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newFloatSeqEncoder: Encoder[Seq[Float]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newByteSeqEncoder: Encoder[Seq[Byte]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newShortSeqEncoder: Encoder[Seq[Short]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newBooleanSeqEncoder: Encoder[Seq[Boolean]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newStringSeqEncoder: Encoder[Seq[String]] = ExpressionEncoder()
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@cloud-fan cloud-fan Feb 2, 2016

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how about seq of product?

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@marmbrus marmbrus Feb 2, 2016

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Yeah, i went back and forth on that. I guess its probably useful.


// Arrays

/** @since 1.6.1 */
implicit def newIntArrayEncoder: Encoder[Array[Int]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newLongArrayEncoder: Encoder[Array[Long]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newDoubleArrayEncoder: Encoder[Array[Double]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newFloatArrayEncoder: Encoder[Array[Float]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newByteArrayEncoder: Encoder[Array[Byte]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newShortArrayEncoder: Encoder[Array[Short]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newBooleanArrayEncoder: Encoder[Array[Boolean]] = ExpressionEncoder()

/** @since 1.6.1 */
implicit def newStringArrayEncoder: Encoder[Array[String]] = ExpressionEncoder()

/**
* Creates a [[Dataset]] from an RDD.
* @since 1.6.0
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