sdi_tablespace.h

Go to the documentation of this file.

/* Copyright (c) 2015, 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.
 
   This program is designed to work 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 either included with
   the program or referenced in the documentation.
 
   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 */
 
#ifndef DD__SDI_TABLESPACE_INCLUDED
#define DD__SDI_TABLESPACE_INCLUDED
 
#include "sql/dd/impl/sdi.h"  // dd::Sdi_type
#include "sql/dd/object_id.h"
 
class THD;
struct handlerton;
 
namespace dd {
class Partition;
class Tablespace;
namespace cache {
class Dictionary_client;
}
namespace sdi_tablespace {
 
/**
  @defgroup sdi_tablespace Storage operations for SDIs in tablespaces.
  @ingroup sdi
 
  Called from functions in sdi.cc if the dd object resides in an SE
  supporting SDI storage in tablespaces.
 
  @note
  There is no function for dropping the Tablespace
  SDI. Dropping a tablespace implies that all SDIs in it are dropped
  also.
 
  @{
*/
 
/**
  Looks up the relevant tablespaces for the table and stores the
  table SDI in each.
 */
bool store_tbl_sdi(THD *thd, handlerton *hton, const Sdi_type &sdi,
                   const Table &table, const dd::Schema &schema);
 
/**
  Stores the tablespace SDI in the tablespace.
 */
bool store_tsp_sdi(handlerton *hton, const Sdi_type &sdi,
                   const Tablespace &tablespace);
 
/**
  Looks up the relevant tablespaces for the table and drops the
  table SDI in each.
 
  @note When the last table in a schema is dropped from a tablespace
  the schema SDI should also be dropped. But leaving them is not a big
  problem as the schema SDIs are small (they only contain the default
  charset for the schema).
 */
bool drop_tbl_sdi(THD *thd, const handlerton &hton, const Table &table,
                  const Schema &schema [[maybe_unused]]);
 
/**
  Deletes all SDIs with SDI_TYPE_TABLE from the table tablespace. In case of
  a partitioned table, SDIs are deleted from all partition tablespaces. SDIs
  with SDI_TYPE_TABLESPACE are only deleted if their tablespace id does not
  match the current tablespace id of the tablespace being deleted from.
*/
bool drop_all_sdi(THD *, const handlerton &, const Table &);
 
/**
  Deletes all SDIs with SDI_TYPE_TABLE from the partition tablespace, or
  sub-partition tablespaces in case of a sub-partitioned table. SDIs
  with SDI_TYPE_TABLESPACE are only deleted if their tablespace id does not
  match the current tablespace id of the tablespace being deleted from.
*/
bool drop_all_sdi(THD *, const handlerton &, const Partition &);
/** @} End of group sdi_tablespace */
}  // namespace sdi_tablespace
}  // namespace dd
#endif  // !DD__SDI_TABLESPACE_INCLUDED