MySQL  8.0.27
Source Code Documentation
ongoing_transaction_query_service.h
Go to the documentation of this file.
1 /* Copyright (c) 2018, 2021, Oracle and/or its affiliates.
2 
3  This program is free software; you can redistribute it and/or modify
4  it under the terms of the GNU General Public License, version 2.0,
5  as published by the Free Software Foundation.
6 
7  This program is also distributed with certain software (including
8  but not limited to OpenSSL) that is licensed under separate terms,
9  as designated in a particular file or component or in included license
10  documentation. The authors of MySQL hereby grant you an additional
11  permission to link the program and your derivative works with the
12  separately licensed software that they have included with MySQL.
13 
14  This program is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  GNU General Public License, version 2.0, for more details.
18 
19  You should have received a copy of the GNU General Public License
20  along with this program; if not, write to the Free Software
21  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
22 
23 #ifndef ONGOING_TRANSACTION_QUERY_SERVICE_INCLUDED
24 #define ONGOING_TRANSACTION_QUERY_SERVICE_INCLUDED
26 
27 BEGIN_SERVICE_DEFINITION(mysql_ongoing_transactions_query)
28 
29 /**
30  Service that returns the list of thread ids for the currently running
31  transactions in the server
32 
33  @param[out] thread_ids The list of returned thread ids
34  @param[out] length The number of transactions returned in the list
35 
36  @note the caller of this method must free the memory allocated for the list
37 
38  @return false if everything when fine, true in case of failure
39 */
40 DECLARE_BOOL_METHOD(get_ongoing_server_transactions,
41  (unsigned long **thread_ids, unsigned long *length));
42 
43 END_SERVICE_DEFINITION(mysql_ongoing_transactions_query)
44 
45 #endif /* ONGOING_TRANSACTION_QUERY_SERVICE_INCLUDED */
bool length(const dd::Spatial_reference_system *srs, const Geometry *g1, double *length, bool *null) noexcept
Computes the length of linestrings and multilinestrings.
Definition: length.cc:75
#define END_SERVICE_DEFINITION(name)
A macro to end the last Service definition started with the BEGIN_SERVICE_DEFINITION macro.
Definition: service.h:90
#define BEGIN_SERVICE_DEFINITION(name)
Declares a new Service.
Definition: service.h:85
#define DECLARE_BOOL_METHOD(name, args)
Declares a method that returns bool as a part of the Service definition.
Definition: service.h:111