referential_constraints.h

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/* Copyright (c) 2017, 2023, Oracle and/or its affiliates.
 
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   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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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef DD_SYSTEM_VIEWS__REFERENTIAL_CONSTRAINTS_INCLUDED
#define DD_SYSTEM_VIEWS__REFERENTIAL_CONSTRAINTS_INCLUDED
 
#include "sql/dd/impl/system_views/system_view_definition_impl.h"
#include "sql/dd/impl/system_views/system_view_impl.h"
 
namespace dd {
namespace system_views {
 
/*
  The class representing INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS system
  view definition.
*/
class Referential_constraints
    : public System_view_impl<System_view_select_definition_impl> {
 public:
  enum enum_fields {
    FIELD_CONSTRAINT_CATALOG,
    FIELD_CONSTRAINT_SCHEMA,
    FIELD_CONSTRAINT_NAME,
    FIELD_UNIQUE_CONSTRAINT_CATALOG,
    FIELD_UNIQUE_CONSTRAINT_SCHEMA,
    FIELD_UNIQUE_CONSTRAINT_NAME,
    FIELD_MATCH_OPTION,
    FIELD_UPDATE_RULE,
    FIELD_DELETE_RULE,
    FIELD_TABLE_NAME,
    FIELD_REFERENCED_TABLE_NAME
  };
 
  Referential_constraints();
 
  static const Referential_constraints &instance();
 
  static const String_type &view_name() {
    static String_type s_view_name("REFERENTIAL_CONSTRAINTS");
    return s_view_name;
  }
  const String_type &name() const override {
    return Referential_constraints::view_name();
  }
};
 
}  // namespace system_views
}  // namespace dd
 
#endif  // DD_SYSTEM_VIEWS__REFERENTIAL_CONSTRAINTS_INCLUDED