OPC Historian .NET Server Toolkit Reference
IDBAPlugin Interface
Members 

Annotations read and insert handling. These methods are called either from:
- the client call handling for synchronuos calls
- the annotation handling thread for asynchronus calls
Interface definition for the HDANSrv Database Access layer HDAPluginDBA.
The interface defines the methods, data classes and enumerations that are used by the base layer DLL and possibly the generic HDANSrv server.
The interface must not be changed without adapting the base layer and the generic server.
Update handling. The methods update the database by inserting, replacing or deleting data points. These methods are called either from:
- the client call handling for synchronuos calls
- the update handling thread for asynchronuos calls
Object Model
IDBAPlugin Interface
Syntax
'Usage
 
Dim instance As IDBAPlugin
public interface IDBAPlugin 
Requirements

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

See Also

Reference

IDBAPlugin Members
I_HDAPluginDBA Namespace

 

 


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