schema.h

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/* Copyright (c) 2017, 2024, Oracle and/or its affiliates.
 
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   it under the terms of the GNU General Public License, version 2.0,
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#ifndef DD_UPGRADE__SCHEMA_H_INCLUDED
#define DD_UPGRADE__SCHEMA_H_INCLUDED
 
#include <vector>
 
#include "sql/dd/string_type.h"  // dd::String_type
 
class THD;
 
namespace dd {
namespace upgrade_57 {
 
/**
  Create entry in mysql.schemata for all the folders found in data directory.
  If db.opt file is not present in any folder, that folder will be treated as
  a database and a warning is issued.
 
  @param[in]  thd        Thread handle.
  @param[in]  dbname     Schema name.
 
  @retval false  ON SUCCESS
  @retval true   ON FAILURE
*/
bool migrate_schema_to_dd(THD *thd, const char *dbname);
 
/**
  Find all the directories inside data directory. Every directory will be
  treated as a schema. These directories are in filename-encoded form.
 
  @param[out] db_name    An std::vector containing all database name.
 
  @retval false  ON SUCCESS
  @retval true   ON FAILURE
*/
bool find_schema_from_datadir(std::vector<String_type> *db_name);
 
}  // namespace upgrade_57
}  // namespace dd
 
#endif  // DD_UPGRADE__SCHEMA_H_INCLUDED