CONNECTION_ID
Syntax
CONNECTION_ID()
Description
Returns the connection ID for the connection. Every connection (including events) has an ID that is unique among the set of currently connected clients.
Until MariaDB 10.3.1, returns MYSQL_TYPE_LONGLONG, or bigint(10). From MariaDB 10.3.1, returns MYSQL_TYPE_LONG, or int(10).
Examples
SELECT CONNECTION_ID(); +-----------------+ | CONNECTION_ID() | +-----------------+ | 3 | +-----------------+
See Also
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