Takeshi Yamamuro created SPARK-22981:
----------------------------------------
Summary: Incorrect results of casting Struct to String
Key: SPARK-22981
URL: https://issues.apache.org/jira/browse/SPARK-22981
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 2.2.1
Reporter: Takeshi Yamamuro
{code}
scala> val df = Seq(((1, "a"), 0), ((2, "b"), 0)).toDF("a", "b")
df: org.apache.spark.sql.DataFrame = [a: struct<_1: int, _2: string>, b: int]
scala> df.write.saveAsTable("t")
scala> sql("SELECT CAST(a AS STRING) FROM t").show
+-------------------+
| a|
+-------------------+
|[0,1,1800000001,61]|
|[0,2,1800000001,62]|
+-------------------+
{code}
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
