amaliujia commented on code in PR #36983:
URL: https://github.com/apache/spark/pull/36983#discussion_r908847840
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sql/core/src/test/scala/org/apache/spark/sql/internal/CatalogSuite.scala:
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@@ -749,4 +750,25 @@ class CatalogSuite extends SharedSparkSession with
AnalysisTest with BeforeAndAf
assert(spark.catalog.currentCatalog().equals("spark_catalog"))
assert(spark.catalog.listCatalogs().collect().map(c => c.name).toSet ==
Set("testcat"))
}
+
+ test("SPARK-39583: Make RefreshTable be compatible with 3 layer namespace") {
+ withTempDir { dir =>
+ val tableName = "testcat.testdb.my_table"
+
+ sql("CREATE NAMESPACE testcat.testdb")
+ sql(s"""
+ | CREATE TABLE ${tableName}(col STRING) USING TEXT
+ | LOCATION '${dir.getAbsolutePath}'
+ |""".stripMargin)
+ sql(s"""INSERT INTO ${tableName} SELECT 'abc'""".stripMargin)
+ spark.catalog.cacheTable(tableName)
+ assert(spark.table(tableName).collect().length == 1)
+
+ FileUtils.deleteDirectory(dir)
Review Comment:
As of the result, the last assert
`assert(spark.table(tableName).collect().length == 0)` cannot pass: it is still
length = 1 meaning the data is not deleted.
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