Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/9662#discussion_r45143146
--- Diff:
docker-integration-tests/src/test/scala/org/apache/spark/sql/jdbc/PostgresIntegrationSuite.scala
---
@@ -72,11 +78,17 @@ class PostgresIntegrationSuite extends
DockerJDBCIntegrationSuite {
assert(rows(0).getBoolean(7) == true)
assert(rows(0).getString(8) == "172.16.0.42")
assert(rows(0).getString(9) == "192.168.0.0/16")
+ assert(rows(0).getSeq(10) == Seq(1, 2))
+ assert(rows(0).getSeq(11) == Seq("a", null, "b"))
}
test("Basic write test") {
val df = sqlContext.read.jdbc(jdbcUrl, "bar", new Properties)
- df.write.jdbc(jdbcUrl, "public.barcopy", new Properties)
// Test only that it doesn't crash.
+ df.write.jdbc(jdbcUrl, "public.barcopy", new Properties)
+ // Test write null values.
+ df.select(df.queryExecution.analyzed.output.map { a =>
+ Column(If(Literal(true), Literal(null), a)).as(a.name)
--- End diff --
ah yea, we can simply this.
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