Read the part of the Blob data stored in the table (the leader)
function PXBlobQuickGet
(RecHandle : RecordHandle; { rec handle containing Blob field }
FldHandle : FieldHandle; { field handle of Blob to be read }
BufSize : Integer; { size of buffer to hold data }
var Dest; { buffer to hold data from Blob }
var BytesRead : Integer): Integer; { # of bytes read from the Blob }
Errors: PXERR_TYPEMISMATCH 30 Data type mismatch
PXERR_OUTOFMEM 40 Not enough memory to complete operation
PXERR_INVFIELDHANDLE 75 Invalid field handle
PXERR_INVRECHANDLE 104 Invalid record handle
PXERR_BUFTOOSMALL 117 Buffer too small for result |