anonymous_namespace{HashTable.cpp} Namespace Reference

Namespaces
	keyed_hash
	perfect_hash

Functions
template<typename T >
void	inner_to_string (const int8_t *ptr1, size_t entry_count, size_t key_component_count, bool raw, std::string &txt)

Function Documentation

template<typename T >

void anonymous_namespace{HashTable.cpp}::inner_to_string	(	const int8_t *	ptr1,
		size_t	entry_count,
		size_t	key_component_count,
		bool	raw,
		std::string &	txt
	)

Definition at line 195 of file HashTable.cpp.

References heavydb.dtypes::T, and to_string().

                                     {
  auto empty = get_empty_key<T>();
  auto ptr = reinterpret_cast<const T*>(ptr1);
  for (size_t e = 0; e < entry_count; ++e, ptr += key_component_count) {
    if (e != 0) {
      txt += " ";
    }
    if (*ptr == empty && !raw) {
      txt += "*";  // null hash table entry
    } else if (*ptr == empty - 1 && !raw) {
      txt += "?";  // write_pending (should never happen here)
    } else {
      txt += "(";
      for (size_t j = 0; j < key_component_count; ++j) {
        if (j != 0) {
          txt += ",";
        }
        txt += std::to_string(ptr[j]);
      }
      txt += ")";
    }
  }
}

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