Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/8909#discussion_r41449487
--- Diff:
sql/hive-thriftserver/src/test/scala/org/apache/spark/sql/hive/thriftserver/HiveThriftServer2Suites.scala
---
@@ -289,16 +293,15 @@ class HiveThriftBinaryServerSuite extends
HiveThriftJdbcTest {
rs2.close()
},
- // accessing the cached data in another session
+ // try to access the cached data in another session
{ statement =>
- val rs1 = statement.executeQuery("SELECT key FROM test_table ORDER
BY KEY DESC")
- val buf1 = new collection.mutable.ArrayBuffer[Int]()
- while (rs1.next()) {
- buf1 += rs1.getInt(1)
+ // Cached temporary table can't be accessed by other sessions
+ intercept[SQLException] {
+ statement.executeQuery("SELECT key FROM test_table ORDER BY KEY
DESC")
}
- rs1.close()
+ // TODO need to figure out how to determine if the data loaded
from cache
--- End diff --
This is JDBC client, so we can't access the internal of catalyst. Maybe we
could use explain().
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