s3select: add output definitions to parquet (#158)

Signed-off-by: Albin Antony <[email protected]>

include/s3select.h

@@ -3029,6 +3029,9 @@ class parquet_object : public base_s3object
 
 public:
 
+  class csv_definitions : public s3select_csv_definitions
+  {};
+
   parquet_object(std::string parquet_file_name, s3select *s3_query,s3selectEngine::rgw_s3select_api* rgw) : base_s3object(s3_query),object_reader(nullptr)
   {
     try{
@@ -3082,10 +3085,10 @@ class parquet_object : public base_s3object
     return m_s3_select != nullptr; 
   }
 
-  void set_parquet_object(std::string parquet_file_name, s3select *s3_query,s3selectEngine::rgw_s3select_api* rgw) //TODO duplicate code
+  void set_parquet_object(std::string parquet_file_name, s3select *s3_query,s3selectEngine::rgw_s3select_api* rgw,csv_definitions parquet) //TODO duplicate code
   {
     try{
-
+      m_csv_defintion = parquet;
       object_reader = new parquet_file_parser(parquet_file_name,rgw); //TODO uniq ptr
     } catch(std::exception &e)
     {