sql_partition_admin.h

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/* Copyright (c) 2010, 2022, 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
   GNU General Public License, version 2.0, for more details.
 
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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef SQL_PARTITION_ADMIN_H
#define SQL_PARTITION_ADMIN_H
 
#include "my_sqlcommand.h"
#include "sql/sql_admin.h"  // Sql_cmd_analyze_table
#include "sql/sql_alter.h"  // Sql_cmd_common_alter_table
 
class THD;
class Table_ref;
 
/**
  Class that represents the ALTER TABLE t1 EXCHANGE PARTITION p
                            WITH TABLE t2 statement.
*/
class Sql_cmd_alter_table_exchange_partition
    : public Sql_cmd_common_alter_table {
 public:
  using Sql_cmd_common_alter_table::Sql_cmd_common_alter_table;
 
  bool execute(THD *thd) override;
 
 private:
  bool exchange_partition(THD *thd, Table_ref *, Alter_info *);
};
 
/**
  Class that represents the ALTER TABLE t1 ANALYZE PARTITION p statement.
*/
class Sql_cmd_alter_table_analyze_partition final
    : public Sql_cmd_analyze_table {
 public:
  /**
    Constructor, used to represent a ALTER TABLE ANALYZE PARTITION statement.
  */
  Sql_cmd_alter_table_analyze_partition(THD *thd, Alter_info *alter_info)
      : Sql_cmd_analyze_table(thd, alter_info, Histogram_command::NONE, 0,
                              {nullptr, 0}) {}
 
  ~Sql_cmd_alter_table_analyze_partition() override = default;
 
  bool execute(THD *thd) override;
 
  /* Override SQLCOM_ANALYZE, since it is an ALTER command */
  enum_sql_command sql_command_code() const override {
    return SQLCOM_ALTER_TABLE;
  }
};
 
/**
  Class that represents the ALTER TABLE t1 CHECK PARTITION p statement.
*/
class Sql_cmd_alter_table_check_partition final : public Sql_cmd_check_table {
 public:
  using Sql_cmd_check_table::Sql_cmd_check_table;
 
  bool execute(THD *thd) override;
 
  /* Override SQLCOM_CHECK, since it is an ALTER command */
  enum_sql_command sql_command_code() const override {
    return SQLCOM_ALTER_TABLE;
  }
};
 
/**
  Class that represents the ALTER TABLE t1 OPTIMIZE PARTITION p statement.
*/
class Sql_cmd_alter_table_optimize_partition final
    : public Sql_cmd_optimize_table {
 public:
  using Sql_cmd_optimize_table::Sql_cmd_optimize_table;
 
  bool execute(THD *thd) override;
 
  /* Override SQLCOM_OPTIMIZE, since it is an ALTER command */
  enum_sql_command sql_command_code() const override {
    return SQLCOM_ALTER_TABLE;
  }
};
 
/**
  Class that represents the ALTER TABLE t1 REPAIR PARTITION p statement.
*/
class Sql_cmd_alter_table_repair_partition final : public Sql_cmd_repair_table {
 public:
  using Sql_cmd_repair_table::Sql_cmd_repair_table;
 
  bool execute(THD *thd) override;
 
  /* Override SQLCOM_REPAIR, since it is an ALTER command */
  enum_sql_command sql_command_code() const override {
    return SQLCOM_ALTER_TABLE;
  }
};
 
/**
  Class that represents the ALTER TABLE t1 TRUNCATE PARTITION p statement.
*/
class Sql_cmd_alter_table_truncate_partition final : public Sql_cmd_ddl_table {
 public:
  using Sql_cmd_ddl_table::Sql_cmd_ddl_table;
 
  bool execute(THD *thd) override;
 
  /* Override SQLCOM_TRUNCATE, since it is an ALTER command */
  enum_sql_command sql_command_code() const override {
    return SQLCOM_ALTER_TABLE;
  }
};
 
#endif /* SQL_PARTITION_ADMIN_H */