rdblue commented on a change in pull request #2206:
URL: https://github.com/apache/iceberg/pull/2206#discussion_r569854174
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File path:
spark3-extensions/src/main/scala/org/apache/spark/sql/catalyst/optimizer/RewriteUpdate.scala
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@@ -74,12 +109,14 @@ case class RewriteUpdate(spark: SparkSession) extends
Rule[LogicalPlan] with Rew
val assignedExprs = assignments.map(_.value)
val updatedExprs = assignedExprs.zip(relation.output).map { case
(assignedExpr, attr) =>
// use semanticEquals to avoid unnecessary if expressions as we may run
after operator optimization
- val updatedExpr = if (attr.semanticEquals(assignedExpr)) {
+ if (attr.semanticEquals(assignedExpr)) {
attr
+ } else if (cond == Literal.TrueLiteral) {
Review comment:
Oh, right. Thanks!
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