polardbxengine/sql/dd/impl/sdi_tablespace.h

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/* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
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as published by the Free Software Foundation.
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as designated in a particular file or component or in included license
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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#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 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.
@param thd
@param hton
@param sdi
@param table
@param schema
*/
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.
@param hton
@param sdi
@param 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).
@param thd
@param hton
@param table
@param schema
*/
bool drop_tbl_sdi(THD *thd, const handlerton &hton, const Table &table,
const Schema &schema MY_ATTRIBUTE((unused)));
/** @} End of group sdi_tablespace */
} // namespace sdi_tablespace
} // namespace dd
#endif // !DD__SDI_TABLESPACE_INCLUDED