heap_tuple.hpp

#pragma once
 
#include "imports.h"
#include "xact.hpp"
 
namespace cppgres {
 
struct heap_tuple {
 
  heap_tuple(::HeapTuple tuple) : tuple_(tuple) {}
 
  operator ::HeapTuple() const { return tuple_; }
 
  transaction_id xmin(bool raw = false) const {
    return raw ? HeapTupleHeaderGetRawXmin(tuple_->t_data) : HeapTupleHeaderGetXmin(tuple_->t_data);
  }
 
  transaction_id xmax() const { return HeapTupleHeaderGetRawXmax(tuple_->t_data); }
 
  transaction_id update_xid() const { return HeapTupleHeaderGetUpdateXid(tuple_->t_data); }
 
  command_id cmin() const { return HeapTupleHeaderGetCmin(tuple_->t_data); }
  command_id cmax() const { return HeapTupleHeaderGetCmax(tuple_->t_data); }
 
private:
  HeapTuple tuple_;
};
 
static_assert(sizeof(heap_tuple) == sizeof(::HeapTuple));
 
} // namespace cppgres