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<h1 class="topictitle1">Copy data using APIs</h1>
<div><p>If you want to copy database file members to a stream file in an
application, you can use the integrated file system <span class="apiname">open()</span>, <span class="apiname">read()</span>,
and <span class="apiname">write()</span> functions to open a member, read data from
it, and write data to it or another file. </p>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rzaaxstmpgm.htm" title="If you are familiar with operating on database files using record-oriented facilities such as data description specifications (DDS), you may find some fundamental differences in the way you operate on stream files.">Copy data between stream files and database files</a></div>
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<div class="relref"><strong>Related reference</strong><br />
<div><a href="rzaaxprogapi.htm" title="Many of the application program interfaces (APIs) that perform operations on integrated file system objects are in the form of C language functions.">Perform operations using APIs</a></div>
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<div class="relinfo"><strong>Related information</strong><br />
<div><a href="../apis/open.htm">open()</a></div>
<div><a href="../apis/read.htm">read()</a></div>
<div><a href="../apis/write.htm">write()</a></div>
<div><a href="../apis/unix2.htm">Integrated file system APIs</a></div>
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