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45 lines
1.0 KiB
45 lines
1.0 KiB
2 months ago
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create
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definer = `mysql.sys`@localhost function sys.ps_thread_id(in_connection_id bigint unsigned) returns bigint unsigned
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comment '
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Description
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-----------
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Return the Performance Schema THREAD_ID for the specified connection ID.
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Parameters
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-----------
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in_connection_id (BIGINT UNSIGNED):
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The id of the connection to return the thread id for. If NULL, the current
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connection thread id is returned.
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Example
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-----------
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mysql> SELECT sys.ps_thread_id(79);
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+----------------------+
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| sys.ps_thread_id(79) |
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+----------------------+
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| 98 |
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+----------------------+
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1 row in set (0.00 sec)
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mysql> SELECT sys.ps_thread_id(CONNECTION_ID());
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+-----------------------------------+
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| sys.ps_thread_id(CONNECTION_ID()) |
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+-----------------------------------+
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| 98 |
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+-----------------------------------+
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1 row in set (0.00 sec)
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'
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sql security invoker
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reads sql data
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BEGIN
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IF (in_connection_id IS NULL) THEN
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RETURN ps_current_thread_id();
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ELSE
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RETURN ps_thread_id(in_connection_id);
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END IF;
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END;
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