Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/11596#discussion_r55471264
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/LogicalPlanToSQLSuite.scala
---
@@ -445,4 +461,98 @@ class LogicalPlanToSQLSuite extends SQLBuilderTest
with SQLTestUtils {
"f1", "b[0].f1", "f1", "c[foo]", "d[0]"
)
}
+
+ test("SQL generator for explode in projection list") {
+ // Basic Explode
+ checkHiveQl("SELECT explode(array(1,2,3)) FROM src")
+
+ // Explode with Alias
+ checkHiveQl("SELECT explode(array(1,2,3)) as value FROM src")
+
+ // Explode without FROM
+ checkHiveQl("select explode(array(1,2,3)) AS gencol")
+
+ // non-generated columns in projection list
+ checkHiveQl("SELECT key as c1, explode(array(1,2,3)) as c2, value as
c3 FROM t1")
+ }
+
+ test("SQL generation for json_tuple as generator") {
+ checkHiveQl("SELECT key, json_tuple(jstring, 'f1', 'f2', 'f3', 'f4',
'f5') FROM parquet_t3")
+ }
+
+ test("SQL generation for lateral views") {
--- End diff --
Please add another test case for joining the lateral view with a regular
table. Thanks!
```LATERAL VIEW ......, t1 as table1```
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