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MySQL NDB Cluster API Developer Guide
Download this Manual NdbBlob::getPos()

Description.  This method gets the current read/write position in a blob.


int getPos
      Uint64& pos

Parameters.  One parameter, a reference to the position.

Return value.  Returns 0 on success, or -1 on failure. (Following a successful invocation, pos will hold the current read/write position within the blob, as a number of bytes from the beginning.)