cloud-fan commented on code in PR #50875:
URL: https://github.com/apache/spark/pull/50875#discussion_r2095722405
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala:
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@@ -2105,6 +2105,12 @@ class Analyzer(override val catalogManager:
CatalogManager) extends RuleExecutor
catalog, "table-valued functions")
}
}
+ if (u.isStreaming && !resolvedFunc.isStreaming) {
+ // If the function was marked as streaming in the SQL statement
but it's determined
+ // through resolution that the underlying function does not
actually produce a
+ // streaming relation, throw an unsupported streaming exception.
+ throw QueryCompilationErrors.unsupportedStreamingTVF(u.funcName)
Review Comment:
to pass the fully qualified function name, we should do
`ident.toQualifiedNameParts(catalog)` (this needs `import
org.apache.spark.sql.connector.catalog.CatalogV2Implicits._`)
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