Lijia Liu created SPARK-24012: --------------------------------- Summary: Union of map and other compatible column Key: SPARK-24012 URL: https://issues.apache.org/jira/browse/SPARK-24012 Project: Spark Issue Type: Bug Components: SQL Affects Versions: 2.2.1, 2.1.0 Reporter: Lijia Liu
Union of map and other compatible column result in unresolved operator 'Union; exception Reproduction spark-sql>*select map(1,2), 'str' union all select map(1,2,3,null), 1* Output: 'Union :- Project [map(1, 2) AS map(1, 2)#6655, str AS str#6656] : +- OneRowRelation +- Project [map(1, cast(2 as int), 3, cast(null as int)) AS map(1, CAST(2 AS INT), 3, CAST(NULL AS INT))#6658, 1 AS 1#6657] +- OneRowRelation -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org