Ruben Berenguel Montoro 427359f077 [SPARK-13947][SQL] The error message from using an invalid column reference is not clear ... ## What changes were proposed in this pull request? Rewritten error message for clarity. Added extra information in case of attribute name collision, hinting the user to double-check referencing two different tables ## How was this patch tested? No functional changes, only final message has changed. It has been tested manually against the situation proposed in the JIRA ticket. Automated tests in repository pass. This PR is original work from me and I license this work to the Spark project Author: Ruben Berenguel Montoro <ruben@mostlymaths.net> Author: Ruben Berenguel Montoro <ruben@dreamattic.com> Author: Ruben Berenguel <ruben@mostlymaths.net> Closes #17100 from rberenguel/SPARK-13947-error-message.		2017-10-24 23:02:11 -07:00
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src	[SPARK-13947][SQL] The error message from using an invalid column reference is not clear	2017-10-24 23:02:11 -07:00
pom.xml	[SPARK-14280][BUILD][WIP] Update change-version.sh and pom.xml to add Scala 2.12 profiles and enable 2.12 compilation	2017-09-01 19:21:21 +01:00