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Posted to issues@spark.apache.org by "Andrew Or (JIRA)" <ji...@apache.org> on 2016/06/02 00:36:59 UTC
[jira] [Created] (SPARK-15722) Wrong data when CTAS specifies
schema
Andrew Or created SPARK-15722:
---------------------------------
Summary: Wrong data when CTAS specifies schema
Key: SPARK-15722
URL: https://issues.apache.org/jira/browse/SPARK-15722
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 2.0.0
Reporter: Andrew Or
Assignee: Andrew Or
{code}
scala> sql("CREATE TABLE boxes (width INT, length INT, height INT) USING CSV")
scala> (1 to 3).map { i => (i, i * 2, i * 3) }.toDF("height", "length", "width").write.insertInto("boxes")
scala> spark.table("boxes").show()
+-----+------+------+
|width|length|height|
+-----+------+------+
| 1| 2| 3|
| 2| 4| 6|
| 3| 6| 9|
+-----+------+------+
scala> sql("CREATE TABLE blocks (name STRING, age INT) AS SELECT * FROM boxes")
scala> spark.table("students").show()
+----+---+
|name|age|
+----+---+
| 1| 2|
| 2| 4|
| 3| 6|
+----+---+
{code}
The columns don't even match in types.
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