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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2017/06/06 10:04:18 UTC
[jira] [Assigned] (SPARK-20914) Javadoc contains code that is
invalid
[ https://issues.apache.org/jira/browse/SPARK-20914?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-20914:
------------------------------------
Assignee: (was: Apache Spark)
> Javadoc contains code that is invalid
> -------------------------------------
>
> Key: SPARK-20914
> URL: https://issues.apache.org/jira/browse/SPARK-20914
> Project: Spark
> Issue Type: Improvement
> Components: Documentation
> Affects Versions: 2.1.1
> Reporter: Cristian Teodor
> Priority: Trivial
>
> i was looking over the [dataset|https://spark.apache.org/docs/2.1.1/api/java/org/apache/spark/sql/Dataset.html] and noticed the code on top that does not make sense in java.
> {code}
> // To create Dataset<Row> using SparkSession
> Dataset<Row> people = spark.read().parquet("...");
> Dataset<Row> department = spark.read().parquet("...");
> people.filter("age".gt(30))
> .join(department, people.col("deptId").equalTo(department("id")))
> .groupBy(department.col("name"), "gender")
> .agg(avg(people.col("salary")), max(people.col("age")));
> {code}
> invalid parts:
> * "age".gt(30)
> * department("id")
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