[ https://issues.apache.org/jira/browse/SPARK-19473?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wayne Zhang closed SPARK-19473. ------------------------------- Resolution: Not A Problem > Several DataFrame Methods still fail with dot in column names > -------------------------------------------------------------- > > Key: SPARK-19473 > URL: https://issues.apache.org/jira/browse/SPARK-19473 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 2.1.0 > Reporter: Wayne Zhang > > Here is an example: > {code} > val df = Seq((1.0, 2.0), (2.0, 3.0)).toDF("y.a", "x.b") > df.select("y.a") > org.apache.spark.sql.AnalysisException: cannot resolve '`y.a`' given input > columns: [y.a, x.b];; > df.withColumn("d", col("y.a") + col("x.b")) > org.apache.spark.sql.AnalysisException: cannot resolve '`y.a`' given input > columns: [y.a, x.b];; > {code} > We can use backquote to avoid the errors, but this behavior is affecting some > downstream work such as RFormula and SparkR. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org