Indhumathi27 commented on a change in pull request #3529: [CARBONDATA-3628]
Support alter hive table add complex column type
URL: https://github.com/apache/carbondata/pull/3529#discussion_r361248397
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File path:
integration/spark-common-cluster-test/src/test/scala/org/apache/carbondata/cluster/sdv/generated/AlterTableTestCase.scala
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@@ -1022,7 +1022,31 @@ class AlterTableTestCase extends QueryTest with
BeforeAndAfterAll {
assert(exception.getMessage.contains("Unsupported alter operation on
hive table"))
} else if (SparkUtil.isSparkVersionXandAbove("2.2")) {
sql("alter table alter_hive add columns(add string)")
- sql("insert into alter_hive select 'abc','banglore'")
+ sql("alter table alter_hive add columns (var map<string, string>)")
+ sql("insert into alter_hive select
'abc','banglore',map('age','10','birth','2020')")
+ checkAnswer(
+ sql("select * from alter_hive"),
+ Seq(Row("abc", "banglore", Map("age" -> "10", "birth" -> "2020")))
+ )
+ }
+ }
+
+ test("Alter table add column for hive partitioned table for spark version
above 2.1") {
+ sql("drop table if exists alter_hive")
+ sql("create table alter_hive(name string) stored as rcfile partitioned by
(dt string)")
+ if (SparkUtil.isSparkVersionXandAbove("2.2")) {
+ sql("alter table alter_hive add columns(add string)")
+ sql("alter table alter_hive add columns (var map<string, string>)")
Review comment:
Can you please add a case with STRUCT Datatype also
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