Called by Lightstreamer Kernel through the Remote Server to ask for the minimum ItemEvent frequency from the Data Adapter at which the events for an Item are guaranteed to be delivered to the Clients without loss of information. In this default implementation, the Metadata Adapter can't set any minimum frequency; this also enables unfiltered dispatching for Items subscribed in MERGE or DISTINCT mode.

public: double GetMinSourceFrequency(string item);

public virtual double GetMinSourceFrequency(string item);

Public virtual Function GetMinSourceFrequency(item As string) As double