ISyncChangeBatchWithPrerequisite::GetLearnedKnowledgeWithPrerequisite method (winsync.h)

Article
02/22/2024

Gets the knowledge that the destination replica learns when the destination provider applies all the changes in this change batch, based on the prerequisite knowledge of the change batch.

Syntax

HRESULT GetLearnedKnowledgeWithPrerequisite(
  [in]  ISyncKnowledge *pDestinationKnowledge,
  [out] ISyncKnowledge **ppLearnedWithPrerequisiteKnowledge
);

Parameters

[in] pDestinationKnowledge

A knowledge fragment is added to the returned learned knowledge only if pDestinationKnowledge contains the prerequisite knowledge for that fragment.

[out] ppLearnedWithPrerequisiteKnowledge

The knowledge that the destination replica learns when the destination provider applies all the changes in this change batch, based on the prerequisite knowledge of the change batch.

Return value

The possible return codes include, but are not limited to, the values shown in the following table.

Return code	Description
S_OK	The method succeeded.
E_POINTER	Invalid pointer.

Remarks

The knowledge that is returned in ppLearnedWithPrerequisiteKnowledge is computed by calling the ISyncKnowledge2::ProjectOntoKnowledgeWithPrerequisite method of the learned knowledge of the change batch, passing pDestinationKnowledge as the template knowledge.

Requirements

Requirement	Value
Minimum supported client	Windows 7 [desktop apps only]
Minimum supported server	Windows Server 2008 R2 [desktop apps only]
Target Platform	Windows
Header	winsync.h

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