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MySQL NDB Cluster API Developer Guide
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2.3.18.7 NdbBlob::getLength()

Description.  This method gets the blob's current length in bytes.

Signature. 

int getLength
    (
      Uint64& length
    )

Parameters.  A reference to the length.

Return value.  The blob's length in bytes. For a NULL blob, this method returns 0. to distinguish between a blob whose length is 0 blob and one which is NULL, use the getNull() method.


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