86 lines
2.7 KiB
Objective-C
86 lines
2.7 KiB
Objective-C
/* Copyright (c) 2022, 2024, Oracle and/or its affiliates.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is designed to work with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have either included with
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the program or referenced in the documentation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef XA_SQL_CMD_XA_START
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#define XA_SQL_CMD_XA_START
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#include "sql/sql_cmd.h" // Sql_cmd
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#include "sql/xa.h" // xid_t
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/**
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@class Sql_cmd_xa_start
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This class represents the `XA START ...` SQL statement which starts an XA
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transaction with the given xid value.
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@see Sql_cmd
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*/
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class Sql_cmd_xa_start : public Sql_cmd {
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public:
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/**
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Class constructor.
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@param xid_arg XID of the XA transacation about to start
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@param xa_option Additional options for the `XA START` command
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*/
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Sql_cmd_xa_start(xid_t *xid_arg, enum xa_option_words xa_option);
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virtual ~Sql_cmd_xa_start() override = default;
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/**
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Retrieves the SQL command code for this class, `SQLCOM_XA_START`.
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@see Sql_cmd::sql_command_code
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@return The SQL command code for this class, `SQLCOM_XA_START`.
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*/
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enum_sql_command sql_command_code() const override;
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/**
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Executes the SQL command.
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@see Sql_cmd::execute
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@param thd The `THD` session object within which the command is being
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executed.
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@return false if the execution is successful, true otherwise.
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*/
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bool execute(THD *thd) override;
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private:
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/** The XID associated with the underlying XA transaction. */
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xid_t *m_xid;
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/** Options associated with the underlying `XA START` */
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enum xa_option_words m_xa_opt;
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/**
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Start a XA transaction with the given xid value.
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@param thd Current thread
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@retval false Success
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@retval true Failure
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*/
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bool trans_xa_start(THD *thd);
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};
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#endif // XA_SQL_CMD_XA_START
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