StringDictionary.h File Reference

#include <functional>
#include <future>
#include <map>
#include <shared_mutex>
#include <string>
#include <string_view>
#include <tuple>
#include <vector>
#include "DictRef.h"
#include "DictionaryCache.hpp"
#include "Shared/DbObjectKeys.h"
#include "StringOps/StringOpInfo.h"

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Classes
class	DictPayloadUnavailable
class	StringDictionary
class	StringDictionary::StringCallback
struct	StringDictionary::StringIdxEntry
struct	StringDictionary::compare_cache_value_t
struct	StringDictionary::PayloadString

Namespaces
	StringOps_Namespace

Typedefs
using	string_dict_hash_t = uint32_t
using	StringLookupCallback = std::function< bool(std::string_view, int32_t string_id)>

Functions
int32_t	truncate_to_generation (const int32_t id, const size_t generation)
void	translate_string_ids (std::vector< int32_t > &dest_ids, const LeafHostInfo &dict_server_host, const shared::StringDictKey &dest_dict_key, const std::vector< int32_t > &source_ids, const shared::StringDictKey &source_dict_key, const int32_t dest_generation)

Variables
bool	g_enable_stringdict_parallel

Typedef Documentation

using string_dict_hash_t = uint32_t

Definition at line 50 of file StringDictionary.h.

using StringLookupCallback = std::function<bool(std::string_view, int32_t string_id)>

Definition at line 52 of file StringDictionary.h.

Function Documentation

void translate_string_ids	(	std::vector< int32_t > &	dest_ids,
		const LeafHostInfo &	dict_server_host,
		const shared::StringDictKey &	dest_dict_key,
		const std::vector< int32_t > &	source_ids,
		const shared::StringDictKey &	source_dict_key,
		const int32_t	dest_generation
	)

Definition at line 2095 of file StringDictionary.cpp.

References shared::StringDictKey::db_id, shared::StringDictKey::dict_id, and StringDictionaryClient::translate_string_ids().

Referenced by anonymous_namespace{RelAlgTranslator.cpp}::fill_dictionary_encoded_in_vals(), and ResultSet::translateDictEncodedColumns().

                                                         {
  shared::StringDictKey temp_dict_key(-1, -1);
  StringDictionaryClient string_client(
      dict_server_host, {temp_dict_key.db_id, temp_dict_key.dict_id}, false);
  string_client.translate_string_ids(dest_ids,
                                     {dest_dict_key.db_id, dest_dict_key.dict_id},
                                     source_ids,
                                     {source_dict_key.db_id, source_dict_key.dict_id},
                                     dest_generation);
}

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int32_t truncate_to_generation	(	const int32_t	id,
		const size_t	generation
	)

Definition at line 44 of file StringDictionaryProxy.cpp.

References CHECK_GE, and StringDictionary::INVALID_STR_ID.

Referenced by StringDictionaryProxy::getIdOfStringFromClient().

                                                                          {
  if (id == StringDictionary::INVALID_STR_ID) {
    return id;
  }
  CHECK_GE(id, 0);
  return static_cast<size_t>(id) >= generation ? StringDictionary::INVALID_STR_ID : id;
}

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Variable Documentation

bool g_enable_stringdict_parallel

Definition at line 116 of file StringDictionary.cpp.

Referenced by CommandLineOptions::fillOptions(), and StringDictionary::getOrAddBulk().