view_table_usage.h

/* Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.

   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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   but not limited to OpenSSL) that is licensed under separate terms,
   as designated in a particular file or component or in included license
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   permission to link the program and your derivative works with the
   separately licensed software that they have included with MySQL.

   This program is distributed in the hope that it will be useful,
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   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__VIEW_TABLE_USAGE_INCLUDED
#define DD_TABLES__VIEW_TABLE_USAGE_INCLUDED

#include "sql/dd/impl/types/object_table_impl.h"  // dd::Object_table_impl
#include "sql/dd/object_id.h"                     // dd::Object_id
#include "sql/dd/string_type.h"

namespace dd {
class Object_key;

namespace tables {

///////////////////////////////////////////////////////////////////////////

class View_table_usage : public Object_table_impl {
 public:
  static const View_table_usage &instance();

  enum enum_fields {
    FIELD_VIEW_ID,
    FIELD_TABLE_CATALOG,
    FIELD_TABLE_SCHEMA,
    FIELD_TABLE_NAME,
    NUMBER_OF_FIELDS  // Always keep this entry at the end of the enum
  };

  enum enum_indexes {
    INDEX_PK_VIEW_ID_TABLE_CATALOG_TABLE_SCHEMA_TABLE_NAME,
    INDEX_K_TABLE_CATALOG_TABLE_SCHEMA_TABLE_NAME
  };

  enum enum_foreign_keys { FK_VIEW_ID };

  View_table_usage();

  static Object_key *create_key_by_view_id(Object_id view_id);

  static Object_key *create_primary_key(Object_id view_id,
                                        const String_type &table_catalog,
                                        const String_type &table_schema,
                                        const String_type &table_name);

  static Object_key *create_key_by_name(const String_type &table_catalog,
                                        const String_type &table_schema,
                                        const String_type &table_name);
};

///////////////////////////////////////////////////////////////////////////

}  // namespace tables
}  // namespace dd

#endif  // DD_TABLES__VIEW_TABLE_USAGE_INCLUDED