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# NpgsqlConnection.ConnectionLifeTime Property

Gets the time to wait before closing unused connections in the pool if the count of all connections exeeds MinPoolSize.

[Visual Basic]
Public ReadOnly Property ConnectionLifeTime As Integer
[C#]
public int ConnectionLifeTime {get;}

#### Property Value

The time (in seconds) to wait. The default value is 15 seconds.

#### Remarks

If connection pool contains unused connections for ConnectionLifeTime seconds, the half of them will be closed. If there will be unused connections in a second later then again the half of them will be closed and so on. This strategy provide smooth change of connection count in the pool.

#### See Also

NpgsqlConnection Class | Npgsql Namespace