Fix bug in print kExprFunctionRef expression. (#53)
Fix bug in print kExprFunctionRef expression. (#53)

* Fix bug in print kExprFunctionRef expression.

* Support print "groupBy" member in printSelectStatementInfo function.

timzimmermann/sql-parser,timzimmermann/sql-parser,timzimmermann/sql-parser,timzimmermann/sql-parser,timzimmermann/sql-parser,timzimmermann/sql-parser