diff options
Diffstat (limited to 'sql/core')
| -rw-r--r-- | sql/core/src/main/scala/org/apache/spark/sql/execution/GeneratedAggregate.scala | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/GeneratedAggregate.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/GeneratedAggregate.scala index 95176e4251..b510cf033c 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/GeneratedAggregate.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/GeneratedAggregate.scala @@ -153,51 +153,6 @@ case class GeneratedAggregate( AggregateEvaluation(currentSum :: Nil, initialValue :: Nil, updateFunction :: Nil, result) - case a @ Average(expr) => - val calcType = - expr.dataType match { - case DecimalType.Fixed(_, _) => - DecimalType.Unlimited - case _ => - expr.dataType - } - - val currentCount = AttributeReference("currentCount", LongType, nullable = false)() - val currentSum = AttributeReference("currentSum", calcType, nullable = false)() - val initialCount = Literal(0L) - val initialSum = Cast(Literal(0L), calcType) - - // If we're evaluating UnscaledValue(x), we can do Count on x directly, since its - // UnscaledValue will be null if and only if x is null; helps with Average on decimals - val toCount = expr match { - case UnscaledValue(e) => e - case _ => expr - } - - val updateCount = If(IsNotNull(toCount), Add(currentCount, Literal(1L)), currentCount) - val updateSum = Coalesce(Add(Cast(expr, calcType), currentSum) :: currentSum :: Nil) - - val result = - expr.dataType match { - case DecimalType.Fixed(_, _) => - If(EqualTo(currentCount, Literal(0L)), - Literal.create(null, a.dataType), - Cast(Divide( - Cast(currentSum, DecimalType.Unlimited), - Cast(currentCount, DecimalType.Unlimited)), a.dataType)) - case _ => - If(EqualTo(currentCount, Literal(0L)), - Literal.create(null, a.dataType), - Divide(Cast(currentSum, a.dataType), Cast(currentCount, a.dataType))) - } - - AggregateEvaluation( - currentCount :: currentSum :: Nil, - initialCount :: initialSum :: Nil, - updateCount :: updateSum :: Nil, - result - ) - case m @ Max(expr) => val currentMax = AttributeReference("currentMax", expr.dataType, nullable = true)() val initialValue = Literal.create(null, expr.dataType) |