This method is used to release a lock handle (see
Section 126.96.36.199, “NdbOperation::getLockHandle”) when it is no
longer required. For
primary key read operations, this cannot be called until the
associated read operation has been executed.
All lock handles associated with a given transaction are released when that transaction is closed.
int releaseLockHandle ( const NdbLockHandle* lockHandle )
NdbLockHandle object to be released.
Return value. 0 on success.