[ https://issues.apache.org/jira/browse/SPARK-12988?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yin Huai updated SPARK-12988: ----------------------------- Assignee: Sean Zhong > Can't drop columns that contain dots > ------------------------------------ > > Key: SPARK-12988 > URL: https://issues.apache.org/jira/browse/SPARK-12988 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 1.6.0 > Reporter: Michael Armbrust > Assignee: Sean Zhong > Fix For: 2.0.0 > > > Neither of theses works: > {code} > val df = Seq((1, 1)).toDF("a_b", "a.c") > df.drop("a.c").collect() > df: org.apache.spark.sql.DataFrame = [a_b: int, a.c: int] > {code} > {code} > val df = Seq((1, 1)).toDF("a_b", "a.c") > df.drop("`a.c`").collect() > df: org.apache.spark.sql.DataFrame = [a_b: int, a.c: int] > {code} > Given that you can't use drop to drop subfields, it seems to me that we > should treat the column name literally (i.e. as though it is wrapped in back > ticks). -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org