LuciferYang commented on code in PR #43761:
URL: https://github.com/apache/spark/pull/43761#discussion_r1390668300
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala:
##########
@@ -381,6 +381,15 @@ object LogicalPlanIntegrity {
}.flatten
}
+ def validateSchemaOutput(previousPlan: LogicalPlan, currentPlan:
LogicalPlan): Option[String] = {
+ if (!DataTypeUtils.equalsIgnoreNullability(previousPlan.schema,
currentPlan.schema)) {
+ Some(s"The plan output schema has changed from
${previousPlan.schema.sql} to " +
Review Comment:
I think we can use string block syntax instead of manually adding `\n` for
new lines.
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/LogicalPlan.scala:
##########
@@ -381,6 +381,15 @@ object LogicalPlanIntegrity {
}.flatten
}
+ def validateSchemaOutput(previousPlan: LogicalPlan, currentPlan:
LogicalPlan): Option[String] = {
Review Comment:
this function can be `private`
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