text: /* 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.
  
     This program is also distributed with certain software (including
     but not limited to OpenSSL) that is licensed under separate terms,
     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 included with MySQL.
  
     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
     along with this program; if not, write to the Free Software
     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
  
  #include <mysqld_error.h>
  
  #include "sql/dd/impl/bootstrap/bootstrap_ctx.h"  // DD_bootstrap_ctx
  #include "sql/dd/impl/types/object_table_impl.h"  // Object_table_impl
  #include "sql/table.h"
  
  namespace dd {
  
  ///////////////////////////////////////////////////////////////////////////
  
  Object_table_impl::Object_table_impl()
      : m_last_dd_version(0),
        m_target_def(),
        m_actual_present(false),
        m_actual_def(),
        m_hidden(true) {
    m_target_def.add_option(static_cast<int>(Common_option::ENGINE), "ENGINE",
                            "ENGINE=INNODB");
    m_target_def.add_option(static_cast<int>(Common_option::CHARSET), "CHARSET",
                            "DEFAULT CHARSET=utf8");
    m_target_def.add_option(static_cast<int>(Common_option::COLLATION),
                            "COLLATION", "COLLATE=utf8_bin");
    m_target_def.add_option(static_cast<int>(Common_option::ROW_FORMAT),
                            "ROW_FORMAT", "ROW_FORMAT=DYNAMIC");
    m_target_def.add_option(static_cast<int>(Common_option::STATS_PERSISTENT),
                            "STATS_PERSISTENT", "STATS_PERSISTENT=0");
    m_target_def.add_option(
        static_cast<int>(Common_option::TABLESPACE), "TABLESPACE",
        String_type("TABLESPACE=") + String_type(MYSQL_TABLESPACE_NAME.str));
  }
  
  bool Object_table_impl::set_actual_table_definition(
      const Properties &table_def_properties) const {
    m_actual_present = true;
    return m_actual_def.restore_from_properties(table_def_properties);
  }
  
  int Object_table_impl::field_number(int target_field_number,
                                      const String_type &field_label) const {
    /*
      During upgrade, we must re-interpret the field number using the
      field label. Otherwise, we use the target field number. Note that
      for minor downgrade, we use the target field number directly since
      only extensions are allowed.
    */
    if (bootstrap::DD_bootstrap_ctx::instance().is_dd_upgrade())
      return m_actual_def.field_number(field_label);
    return target_field_number;
  }
  
  int Object_table_impl::field_number(const String_type &field_label) const {
    /*
      During upgrade, we must get the position of the field label from
      the actual definition. Otherwise, we get the position from the
      the target definition.
    */
    if (bootstrap::DD_bootstrap_ctx::instance().is_dd_upgrade())
      return m_actual_def.field_number(field_label);
    return m_target_def.field_number(field_label);
  }
  
  ///////////////////////////////////////////////////////////////////////////
  
  Object_table *Object_table::create_object_table() {
    return new (std::nothrow) Object_table_impl();
  }
  
  ///////////////////////////////////////////////////////////////////////////
  
  }  // namespace dd
  