Index: ql/src/java/org/apache/hadoop/hive/ql/processors/SetProcessor.java =================================================================== --- ql/src/java/org/apache/hadoop/hive/ql/processors/SetProcessor.java (revision 1361537) +++ ql/src/java/org/apache/hadoop/hive/ql/processors/SetProcessor.java (working copy) @@ -104,6 +104,9 @@ private CommandProcessorResponse setVariable(String varname, String varvalue){ SessionState ss = SessionState.get(); + if (varvalue.contains("\n")){ + ss.err.println("Warning: Value had a \\n character in it."); + } if (varname.startsWith(SetProcessor.ENV_PREFIX)){ ss.err.println("env:* variables can not be set."); return new CommandProcessorResponse(1);