events.h

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/* Copyright (c) 2016, 2024, 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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   as designated in a particular file or component or in included license
   documentation.  The authors of MySQL hereby grant you an additional
   permission to link the program and your derivative works with the
   separately licensed software that they have either included with
   the program or referenced in the documentation.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License, version 2.0, for more details.
 
   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_TABLES__EVENTS_INCLUDED
#define DD_TABLES__EVENTS_INCLUDED
 
#include <string>
 
#include "sql/dd/impl/raw/raw_record.h"
#include "sql/dd/impl/types/entity_object_table_impl.h"
#include "sql/dd/object_id.h"
#include "sql/dd/string_type.h"
#include "sql/dd/types/event.h"
 
namespace dd {
 
class Item_name_key;
class Object_key;
 
namespace tables {
 
///////////////////////////////////////////////////////////////////////////
 
class Events : public Entity_object_table_impl {
 public:
  static const Events &instance();
 
  static const CHARSET_INFO *name_collation();
 
  enum enum_fields {
    FIELD_ID = static_cast<uint>(Common_field::ID),
    FIELD_SCHEMA_ID,
    FIELD_NAME,
    FIELD_DEFINER,
    FIELD_TIME_ZONE,
    FIELD_DEFINITION,
    FIELD_DEFINITION_UTF8,
    FIELD_EXECUTE_AT,
    FIELD_INTERVAL_VALUE,
    FIELD_INTERVAL_FIELD,
    FIELD_SQL_MODE,
    FIELD_STARTS,
    FIELD_ENDS,
    FIELD_STATUS,
    FIELD_ON_COMPLETION,
    FIELD_CREATED,
    FIELD_LAST_ALTERED,
    FIELD_LAST_EXECUTED,
    FIELD_COMMENT,
    FIELD_ORIGINATOR,
    FIELD_CLIENT_COLLATION_ID,
    FIELD_CONNECTION_COLLATION_ID,
    FIELD_SCHEMA_COLLATION_ID,
    FIELD_OPTIONS,
    NUMBER_OF_FIELDS  // Always keep this entry at the end of the enum
  };
 
  enum enum_indexes {
    INDEX_PK_ID = static_cast<uint>(Common_index::PK_ID),
    INDEX_UK_SCHEMA_ID_NAME = static_cast<uint>(Common_index::UK_NAME),
    INDEX_K_CLIENT_COLLATION_ID,
    INDEX_K_CONNECTION_COLLATION_ID,
    INDEX_K_SCHEMA_COLLATION_ID,
    INDEX_K_DEFINER
  };
 
  enum enum_foreign_keys {
    FK_SCHEMA_ID,
    FK_CLIENT_COLLATION_ID,
    FK_CONNECTION_COLLATION_ID,
    FK_SCHEMA_COLLATION_ID
  };
 
  Events();
 
  Event *create_entity_object(const Raw_record &) const override;
 
  static bool update_object_key(Item_name_key *key, Object_id schema_id,
                                const String_type &event_name);
 
  static Object_key *create_key_by_schema_id(Object_id schema_id);
 
  /**
    Create a key to find all events for a given definer.
 
    @param definer   Name of the definer.
 
    @returns Pointer to Object_key.
  */
  static Object_key *create_key_by_definer(const String_type &definer);
};
 
///////////////////////////////////////////////////////////////////////////
 
}  // namespace tables
}  // namespace dd
 
#endif  // DD_TABLES__EVENTS_INCLUDED