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28.7.7.80 mysql_thread_id()

unsigned long mysql_thread_id(MYSQL *mysql)

Description

Returns the thread ID of the current connection. This value can be used as an argument to mysql_kill() to kill the thread.

If the connection is lost and you reconnect with mysql_ping(), the thread ID changes. This means you should not get the thread ID and store it for later. You should get it when you need it.

Note

This function does not work correctly if thread IDs become larger than 32 bits, which can occur on some systems. To avoid problems with mysql_thread_id(), do not use it. To get the connection ID, execute a SELECT CONNECTION_ID() query and retrieve the result.

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Return Values

The thread ID of the current connection.

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Errors

None.


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Document created the 26/06/2006, last modified the 26/10/2018
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References

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