Name 

Description 

 

Call 

Returns an error message based on the error code. 

 

Cancel 

Cancels all changes to the BLOB field, reverting to its state when the Blob stream was created. 

 

CheckReadable 

Indicates whether or not a Blob is readable. 

 

CheckWritable 

Indicates whether or not a Blob is write-able. 

 

Finalize 

Creates a Blob on the InterBase server and writes the data from the BlobStream to it. 

 

LoadFromFile 

Loads a Blob from a file to the field. 

 

LoadFromStream 

Loads a Blob from a stream into the field. 

 

Read 

Reads up to Count bytes from the current position in the field's data into Buffer. 

 

SaveToFile 

Saves the contents of the Blob field to a file. 

 

SaveToStream 

Saves the contents of the BLOB field to a stream. 

 

Seek 

Resets the current position of the TIBBlobStream object. 

 

SetSize 

Set the new total size of the Blob. 

 

Truncate 

Discards all data in the Blob field from the current position on. 

 

Write 

Writes Count bytes from Buffer to the current position in the field and updates the current position by Count bytes.