view_table_usage.h

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/* Copyright (c) 2018, 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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   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_SYSTEM_VIEWS__VIEW_TABLE_USAGE_INCLUDED
#define DD_SYSTEM_VIEWS__VIEW_TABLE_USAGE_INCLUDED
 
#include "sql/dd/impl/system_views/system_view_definition_impl.h"
#include "sql/dd/impl/system_views/system_view_impl.h"
#include "sql/dd/string_type.h"
 
namespace dd {
namespace system_views {
 
/*
  The class representing INFORMATION_SCHEMA.VIEW_TABLE_USAGE system view
  definition.
*/
class View_table_usage
    : public System_view_impl<System_view_select_definition_impl> {
 public:
  enum enum_fields {
    FIELD_VIEW_CATALOG,
    FIELD_VIEW_SCHEMA,
    FIELD_VIEW_NAME,
    FIELD_TABLE_CATALOG,
    FIELD_TABLE_SCHEMA,
    FIELD_TABLE_NAME
  };
 
  View_table_usage();
 
  static const View_table_usage &instance();
 
  static const String_type &view_name() {
    static String_type s_view_name("VIEW_TABLE_USAGE");
    return s_view_name;
  }
 
  const String_type &name() const override {
    return View_table_usage::view_name();
  }
};
 
}  // namespace system_views
}  // namespace dd
 
#endif  // DD_SYSTEM_VIEWS__VIEW_TABLE_USAGE_INCLUDED