[GitHub] [spark] LantaoJin commented on a change in pull request #27538: [SPARK-30785][SQL] Create table like should keep tracksPartitionsInCatalog same with source table

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LantaoJin commented on a change in pull request #27538: [SPARK-30785][SQL] Create table like should keep tracksPartitionsInCatalog same with source table
URL: https://github.com/apache/spark/pull/27538#discussion_r378634569
 
 

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 File path: sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveDDLSuite.scala
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 @@ -2724,4 +2730,18 @@ class HiveDDLSuite
       }
     }
   }
+
+  test("SPARK-30785: create table like a partitioned table") {
+    val catalog = spark.sessionState.catalog
+    withTable("sc_part", "ta_part") {
+      sql("CREATE TABLE sc_part (key string, ts int) USING parquet PARTITIONED BY (ts)")
+      sql("CREATE TABLE ta_part like sc_part")
+      val sourceTable = catalog.getTableMetadata(TableIdentifier("sc_part", Some("default")))
+      val targetTable = catalog.getTableMetadata(TableIdentifier("ta_part", Some("default")))
+      assert(sourceTable.tracksPartitionsInCatalog)
+      assert(sourceTable.tracksPartitionsInCatalog == targetTable.tracksPartitionsInCatalog)
+      assert(targetTable.partitionColumnNames == Seq("ts"))
+      sql("ALTER TABLE ta_part ADD PARTITION (ts=10)") // no exception
+    }
 
 Review comment:
   Sure. I think you mean `SHOW PARTITIONS ta_part`

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