<div class="content"><p> </p><p>An XACTUOW is a structure that serves as a unique identifier
for a transactional <span><a href="87486cd1-6ef0-4b58-93f9-f9b97b2279c4#gt_a9e645d9-caad-4e6c-8fed-cefb289e3824" data-linktype="relative-path">unit of work</a></span>. An
XACTUOW contains 16 unsigned single-byte characters representing a <span><a href="../ms-dtyp/4926e530-816e-41c2-b251-ec5c7aca018a" data-linktype="relative-path">GUID</a></span>
(<span><a href="../ms-dtyp/cca27429-5689-4a16-b2b4-9325d93e4ba2" data-linktype="relative-path">[MS-DTYP]</a></span>
section 2.3.4) and is defined as follows:</p><dl>
<dd>
<div><pre> typedef struct {
   unsigned char rgb[16];
 } XACTUOW;
</pre></div>
</dd></dl><p><b>rgb:</b>  An array of unsigned
single-byte characters that contains a <span><a href="87486cd1-6ef0-4b58-93f9-f9b97b2279c4#gt_f49694cc-c350-462d-ab8e-816f0103c6c1" data-linktype="relative-path">globally unique identifier
(GUID)</a></span>.</p></div>