ajantha-bhat commented on a change in pull request #3757:
URL: https://github.com/apache/iceberg/pull/3757#discussion_r771768640
##########
File path:
spark/v3.2/spark/src/main/scala/org/apache/spark/sql/execution/datasources/SparkExpressionConverter.scala
##########
@@ -30,4 +34,18 @@ object SparkExpressionConverter {
// But these two conversions already exist and well tested. So, we are
going with this approach.
SparkFilters.convert(DataSourceStrategy.translateFilter(sparkExpression,
supportNestedPredicatePushdown = true).get)
}
+
+ @throws[AnalysisException]
+ def collectResolvedSparkExpression(session: SparkSession, tableName: String,
where: String): Expression = {
+ var expression:Expression = null
+ // Add a dummy prefix linking to the table to collect the resolved spark
expression from analyzed plan.
+ val prefix = String.format("SELECT 42 from %s where ", tableName)
Review comment:
I kept it intentionally. so, I can add a comment about prefix and easy
to read
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