index_stat_impl.h

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/* Copyright (c) 2014, 2025, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.
 
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   You should have received a copy of the GNU General Public License
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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef DD__INDEX_STAT_IMPL_INCLUDED
#define DD__INDEX_STAT_IMPL_INCLUDED
 
#include <memory>
#include <new>
#include <string>
 
#include "my_inttypes.h"
#include "sql/dd/impl/raw/raw_record.h"
#include "sql/dd/impl/types/entity_object_impl.h"  // dd::Entity_object_impl
#include "sql/dd/object_id.h"
#include "sql/dd/string_type.h"
#include "sql/dd/types/entity_object_table.h"
#include "sql/dd/types/index_stat.h"  // dd::Index_stat
 
namespace dd {
 
///////////////////////////////////////////////////////////////////////////
 
class Charset;
class Object_key;
class Open_dictionary_tables_ctx;
class Raw_table;
class Weak_object;
class Object_table;
 
///////////////////////////////////////////////////////////////////////////
 
class Index_stat_impl : public Entity_object_impl, public Index_stat {
 public:
  Index_stat_impl() : m_cardinality(0), m_cached_time(0) {}
 
 public:
  void debug_print(String_type &outb) const override;
 
  const Object_table &object_table() const override;
 
  bool validate() const override;
 
  bool restore_attributes(const Raw_record &r) override;
  bool store_attributes(Raw_record *r) override;
 
 public:
  static void register_tables(Open_dictionary_tables_ctx *otx);
 
  /////////////////////////////////////////////////////////////////////////
  // schema name.
  /////////////////////////////////////////////////////////////////////////
 
  const String_type &schema_name() const override { return m_schema_name; }
 
  void set_schema_name(const String_type &schema_name) override {
    m_schema_name = schema_name;
  }
 
  /////////////////////////////////////////////////////////////////////////
  // table name.
  /////////////////////////////////////////////////////////////////////////
 
  const String_type &table_name() const override { return m_table_name; }
 
  void set_table_name(const String_type &table_name) override {
    m_table_name = table_name;
  }
 
  /////////////////////////////////////////////////////////////////////////
  // index name.
  /////////////////////////////////////////////////////////////////////////
 
  const String_type &index_name() const override { return m_index_name; }
 
  void set_index_name(const String_type &index_name) override {
    m_index_name = index_name;
  }
 
  /////////////////////////////////////////////////////////////////////////
  // column name.
  /////////////////////////////////////////////////////////////////////////
 
  const String_type &column_name() const override { return m_column_name; }
 
  void set_column_name(const String_type &column_name) override {
    m_column_name = column_name;
  }
 
  /////////////////////////////////////////////////////////////////////////
  // cardinality.
  /////////////////////////////////////////////////////////////////////////
 
  ulonglong cardinality() const override { return m_cardinality; }
 
  void set_cardinality(ulonglong cardinality) override {
    m_cardinality = cardinality;
  }
 
  /////////////////////////////////////////////////////////////////////////
  // cached_time.
  /////////////////////////////////////////////////////////////////////////
 
  ulonglong cached_time() const override { return m_cached_time; }
 
  void set_cached_time(ulonglong cached_time) override {
    m_cached_time = cached_time;
  }
 
 public:
  Object_key *create_primary_key() const override;
  bool has_new_primary_key() const override;
 
  // Fix "inherits ... via dominance" warnings
  Entity_object_impl *impl() override { return Entity_object_impl::impl(); }
  const Entity_object_impl *impl() const override {
    return Entity_object_impl::impl();
  }
  Object_id id() const override { return Entity_object_impl::id(); }
  bool is_persistent() const override {
    return Entity_object_impl::is_persistent();
  }
  const String_type &name() const override {
    return Entity_object_impl::name();
  }
  void set_name(const String_type &name) override {
    Entity_object_impl::set_name(name);
  }
 
 private:
  // Fields
  String_type m_schema_name;
  String_type m_table_name;
  String_type m_index_name;
  String_type m_column_name;
 
  ulonglong m_cardinality;
  ulonglong m_cached_time;
};
 
///////////////////////////////////////////////////////////////////////////
 
}  // namespace dd
 
#endif  // DD__INDEX_STAT_IMPL_INCLUDED