get rid of few warnings

index.h

@@ -108,10 +108,10 @@ private:
 
 
 private:
-	bool		m_uniq;
-	std::string m_index_name;
-	std::string m_column_name;
+	std::string	m_index_name;
+	std::string	m_column_name;
 	ColumnType	m_data_type;
+	bool		m_uniq;
 
 	std::map<IndexValue, std::vector<rowid_t> > m_index;
 };