maropu commented on a change in pull request #25453: [WIP][SPARK-28730][SQL]
Configurable type coercion policy for table insertion
URL: https://github.com/apache/spark/pull/25453#discussion_r315478904
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala
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@@ -2525,7 +2525,8 @@ class Analyzer(
override def apply(plan: LogicalPlan): LogicalPlan = plan.resolveOperators
{
case append @ AppendData(table, query, isByName)
if table.resolved && query.resolved && !append.outputResolved =>
- val projection = resolveOutputColumns(table.name, table.output, query,
isByName)
+ val projection =
+ TableOutputResolver.resolveOutputColumns(table.name, table.output,
query, isByName, conf)
Review comment:
The code in line2528-2535, line2539-2546, and line2550-2557 is duplicate, so
can we merge them into one rule by defining an extractor(unapply)?
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