[jira] [Updated] (SPARK-26182) Cost increases when optimizing scalaUDF
[ https://issues.apache.org/jira/browse/SPARK-26182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Takeshi Yamamuro updated SPARK-26182: - Issue Type: Improvement (was: Bug) > Cost increases when optimizing scalaUDF >
[jira] [Updated] (SPARK-26182) Cost increases when optimizing scalaUDF
[ https://issues.apache.org/jira/browse/SPARK-26182?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jiayi Liao updated SPARK-26182: --- Description: Let's assume that we have a udf called splitUDF which outputs a map data. The SQL {cod