cloud-fan commented on code in PR #36586:
URL: https://github.com/apache/spark/pull/36586#discussion_r891337356
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sql/core/src/main/scala/org/apache/spark/sql/internal/CatalogImpl.scala:
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@@ -97,8 +98,18 @@ class CatalogImpl(sparkSession: SparkSession) extends
Catalog {
*/
@throws[AnalysisException]("database does not exist")
override def listTables(dbName: String): Dataset[Table] = {
- val tables = sessionCatalog.listTables(dbName).map(makeTable)
- CatalogImpl.makeDataset(tables, sparkSession)
+ if (sessionCatalog.databaseExists(dbName)) {
Review Comment:
let's add some comments to explain this backward compatible behavior
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