cloud-fan 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_r331887829
##########
File path:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala
##########
@@ -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:
shall we fix the problem for dynamic partition as well? e.g. `INSERT TABLE
... PARTITION(p1=1,p2) ...`
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