RAD Studio VCL Reference
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TIBDSBlobStream.Create Constructor

Resets the stream to the beginning of the Blob.

Pascal
constructor Create(AField: TField; ABlobStream: TIBBlobStream; Mode: TBlobStreamMode);
C++
__fastcall TIBDSBlobStream(TField AField, TIBBlobStream ABlobStream, TBlobStreamMode Mode);

Call Create to reset the stream to the beginning of the Blob. Depending on the mode, it also truncates the Blob stream. 

 

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