[GitHub] [spark] viirya commented on a change in pull request #25979: [SPARK-29295][SQL] Insert overwrite to Hive external table partition should delete old data

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viirya commented on a change in pull request #25979: [SPARK-29295][SQL] Insert overwrite to Hive external table partition should delete old data
URL: https://github.com/apache/spark/pull/25979#discussion_r332161978
 
 

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 File path: sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala
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 @@ -2412,4 +2412,29 @@ class SQLQuerySuite extends QueryTest with SQLTestUtils with TestHiveSingleton {
       }
     }
   }
+
+  test("SPARK-29295: insert overwrite external partition should not have old data") {
+    withTable("test") {
+      withTempDir { f =>
+        sql("CREATE EXTERNAL TABLE test(id int) PARTITIONED BY (name string) STORED AS " +
+          s"PARQUET LOCATION '${f.getAbsolutePath}'")
+
+        withSQLConf(HiveUtils.CONVERT_METASTORE_PARQUET.key -> "false") {
+          sql("INSERT OVERWRITE TABLE test PARTITION(name='n1') SELECT 1")
 
 Review comment:
   Ok. Would you prefer to fix dynamic partition in this PR too?

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