How to escape column names with hyphen in Spark SQL

Question

I have imported a json file in Spark and convertd it into a table as

myDF.registerTempTable(\"myDF\")

I then want to run SQL queries on th

Answer 1

Backticks (`) appear to work, so

val newTable = sqlContext.sql("select `column-1` from myDF")

should do the trick, at least in Spark v1.3.x.