[GitHub] [carbondata] akashrn5 commented on a change in pull request #4156: [CARBONDATA-4225] Fix Update performance issues when auto merge compaction is enabled

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akashrn5 commented on a change in pull request #4156:
URL: https://github.com/apache/carbondata/pull/4156#discussion_r656150207



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File path: integration/spark/src/test/scala/org/apache/carbondata/spark/testsuite/iud/UpdateCarbonTableTestCase.scala
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@@ -1187,6 +1187,22 @@ class UpdateCarbonTableTestCase extends QueryTest with BeforeAndAfterAll {
      Seq(Row("abc", 1, "aa", "aaa")))
   }
 
+  test("test update on table with auto-merge enabled") {
+    sql("""drop table if exists iud.autoMergeUpdate""").collect()
+    sql("""create table iud.autoMergeUpdate (c1 string,c2 int,c3 string,c5 string) STORED AS
+        |carbondata tblproperties('auto_load_merge'='true')""".stripMargin)
+    sql(s"""LOAD DATA LOCAL INPATH '$resourcesPath/IUD/dest.csv' INTO table iud.autoMergeUpdate""")
+    sql("update iud.autoMergeUpdate up_TAble set(up_table.C1)=('abc')").show()
+    sql(s"""LOAD DATA LOCAL INPATH '$resourcesPath/IUD/dest.csv' INTO table iud.autoMergeUpdate""")
+    sql("update iud.autoMergeUpdate up_TAble set(up_table.C1)=('abcd')").show()

Review comment:
       here in this test case may be can add assert for segment number by changing the compaction threshold




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