From 3f619478f796eddbba6e39502fe941b285dd97b1 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 4 May 2024 20:00:34 +0200
Subject: Adding upstream version 1:10.11.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 scripts/sys_schema/functions/ps_thread_id.sql | 66 +++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 scripts/sys_schema/functions/ps_thread_id.sql

(limited to 'scripts/sys_schema/functions/ps_thread_id.sql')

diff --git a/scripts/sys_schema/functions/ps_thread_id.sql b/scripts/sys_schema/functions/ps_thread_id.sql
new file mode 100644
index 00000000..f344e6e1
--- /dev/null
+++ b/scripts/sys_schema/functions/ps_thread_id.sql
@@ -0,0 +1,66 @@
+-- Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
+--
+-- This program is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; version 2 of the License.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with this program; if not, write to the Free Software
+-- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+DROP FUNCTION IF EXISTS ps_thread_id;
+
+DELIMITER $$
+
+CREATE DEFINER='mariadb.sys'@'localhost' FUNCTION ps_thread_id (
+        in_connection_id BIGINT UNSIGNED
+    ) RETURNS BIGINT UNSIGNED
+    COMMENT '
+             Description
+             -----------
+
+             Return the Performance Schema THREAD_ID for the specified connection ID.
+
+             Parameters
+             -----------
+
+             in_connection_id (BIGINT UNSIGNED):
+               The id of the connection to return the thread id for. If NULL, the current
+               connection thread id is returned.
+
+             Example
+             -----------
+
+             mysql> SELECT sys.ps_thread_id(79);
+             +----------------------+
+             | sys.ps_thread_id(79) |
+             +----------------------+
+             |                   98 |
+             +----------------------+
+             1 row in set (0.00 sec)
+
+             mysql> SELECT sys.ps_thread_id(CONNECTION_ID());
+             +-----------------------------------+
+             | sys.ps_thread_id(CONNECTION_ID()) |
+             +-----------------------------------+
+             |                                98 |
+             +-----------------------------------+
+             1 row in set (0.00 sec)
+            '
+
+    SQL SECURITY INVOKER
+    NOT DETERMINISTIC
+    READS SQL DATA
+BEGIN
+    RETURN (SELECT THREAD_ID
+              FROM `performance_schema`.`threads`
+             WHERE PROCESSLIST_ID = IFNULL(in_connection_id, CONNECTION_ID())
+           );
+END$$
+
+DELIMITER ;
-- 
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