When the IsPersistent property is set to true, the message is queued persistently in the database and cannot be lost upon database failures or shutdowns. The database performs faster if the message is stored in an in-memory queue rather than a database queue.
The default value is false.
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2