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/* Copyright (c) 2014, 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__PARTITION_INCLUDED
#define DD__PARTITION_INCLUDED
#include "my_inttypes.h"
#include "sql/dd/sdi_fwd.h" // dd::Sdi_wcontext
#include "sql/dd/types/entity_object.h" // dd::Entity_object
#include "sql/dd/types/table.h" // Table::Partition_collection
namespace dd {
///////////////////////////////////////////////////////////////////////////
class Index;
class Partition_impl;
class Partition_index;
class Partition_value;
class Properties;
class Table;
template <typename T>
class Collection;
namespace tables {
class Table_partitions;
}
///////////////////////////////////////////////////////////////////////////
class Partition : virtual public Entity_object {
public:
typedef Collection<Partition_index *> Partition_indexes;
typedef Collection<Partition_value *> Partition_values;
typedef Partition_impl Impl;
typedef tables::Table_partitions DD_table;
public:
~Partition() override = default;
/////////////////////////////////////////////////////////////////////////
// Table.
/////////////////////////////////////////////////////////////////////////
virtual const Table &table() const = 0;
virtual Table &table() = 0;
/////////////////////////////////////////////////////////////////////////
// parent_partition_id.
/////////////////////////////////////////////////////////////////////////
virtual Object_id parent_partition_id() const = 0;
virtual void set_parent_partition_id(Object_id parent_partition_id) = 0;
/////////////////////////////////////////////////////////////////////////
// number.
/////////////////////////////////////////////////////////////////////////
virtual uint number() const = 0;
virtual void set_number(uint number) = 0;
/////////////////////////////////////////////////////////////////////////
// description_utf8.
/////////////////////////////////////////////////////////////////////////
virtual const String_type &description_utf8() const = 0;
virtual void set_description_utf8(const String_type &description_utf8) = 0;
/////////////////////////////////////////////////////////////////////////
// engine.
/////////////////////////////////////////////////////////////////////////
virtual const String_type &engine() const = 0;
virtual void set_engine(const String_type &engine) = 0;
/////////////////////////////////////////////////////////////////////////
// Comment.
/////////////////////////////////////////////////////////////////////////
virtual const String_type &comment() const = 0;
virtual void set_comment(const String_type &comment) = 0;
/////////////////////////////////////////////////////////////////////////
// Options.
/////////////////////////////////////////////////////////////////////////
virtual const Properties &options() const = 0;
virtual Properties &options() = 0;
virtual bool set_options(const Properties &options) = 0;
virtual bool set_options(const String_type &options_raw) = 0;
/////////////////////////////////////////////////////////////////////////
// se_private_data.
/////////////////////////////////////////////////////////////////////////
virtual const Properties &se_private_data() const = 0;
virtual Properties &se_private_data() = 0;
virtual bool set_se_private_data(const String_type &se_private_data_raw) = 0;
virtual bool set_se_private_data(const Properties &se_private_data) = 0;
/////////////////////////////////////////////////////////////////////////
// se_private_id.
/////////////////////////////////////////////////////////////////////////
virtual Object_id se_private_id() const = 0;
virtual void set_se_private_id(Object_id se_private_id) = 0;
/////////////////////////////////////////////////////////////////////////
// Tablespace.
/////////////////////////////////////////////////////////////////////////
virtual Object_id tablespace_id() const = 0;
virtual void set_tablespace_id(Object_id tablespace_id) = 0;
/////////////////////////////////////////////////////////////////////////
// Partition-value collection.
/////////////////////////////////////////////////////////////////////////
virtual Partition_value *add_value() = 0;
virtual const Partition_values &values() const = 0;
/////////////////////////////////////////////////////////////////////////
// Partition-index collection.
/////////////////////////////////////////////////////////////////////////
virtual Partition_index *add_index(Index *idx) = 0;
virtual const Partition_indexes &indexes() const = 0;
virtual Partition_indexes *indexes() = 0;
/////////////////////////////////////////////////////////////////////////
// Sub Partition collection.
/////////////////////////////////////////////////////////////////////////
/// Add a subpartition to a parent partition.
virtual Partition *add_subpartition() = 0;
/// Return reference to const collection of sub partitions.
virtual const Table::Partition_collection &subpartitions() const = 0;
/// Return non-const point to collection of sub partitions.
virtual Table::Partition_collection *subpartitions() = 0;
/////////////////////////////////////////////////////////////////////////
// Parent partition for subpartitions (NULL otherwise).
/////////////////////////////////////////////////////////////////////////
virtual const Partition *parent() const = 0;
virtual void set_parent(const Partition *parent) = 0;
/**
Converts *this into json.
Converts all member variables that are to be included in the sdi
into json by transforming them appropriately and passing them to
the rapidjson writer provided.
@param wctx opaque context for data needed by serialization
@param w rapidjson writer which will perform conversion to json
*/
virtual void serialize(Sdi_wcontext *wctx, Sdi_writer *w) const = 0;
/**
Re-establishes the state of *this by reading sdi information from
the rapidjson DOM subobject provided.
Cross-references encountered within this object are tracked in
sdictx, so that they can be updated when the entire object graph
has been established.
@param rctx stores book-keeping information for the
deserialization process
@param val subobject of rapidjson DOM containing json
representation of this object
*/
virtual bool deserialize(Sdi_rcontext *rctx, const RJ_Value &val) = 0;
};
///////////////////////////////////////////////////////////////////////////
} // namespace dd
#endif // DD__PARTITION_INCLUDED
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