check_constraints.h

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/* Copyright (c) 2019, 2022, 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
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   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.
 
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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef DD_SYSTEM_VIEWS__CHECK_CONSTRAINTS_INCLUDED
#define DD_SYSTEM_VIEWS__CHECK_CONSTRAINTS_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.CHECK_CONSTRAINTS system view
  definition.
*/
 
class Check_constraints
    : public System_view_impl<System_view_select_definition_impl> {
 public:
  enum enum_fields {
    FIELD_CONSTRAINT_CATALOG,
    FIELD_CONSTRAINT_SCHEMA,
    FIELD_CONSTRAINT_NAME,
    FIELD_CHECK_CLAUSE
  };
 
  Check_constraints();
 
  static const Check_constraints &instance();
 
  static const String_type &view_name() {
    static String_type s_view_name("CHECK_CONSTRAINTS");
    return s_view_name;
  }
 
  const String_type &name() const override {
    return Check_constraints::view_name();
  }
};
 
}  // namespace system_views
}  // namespace dd
 
#endif  // DD_SYSTEM_VIEWS__CHECK_CONSTRAINTS_INCLUDED