57 lines
3.5 KiB
HTML
57 lines
3.5 KiB
HTML
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<meta name="abstract" content="Suppose you want to provide your U.S. users with a query to show all the sales of every product of your company." />
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<title>Example: Use of UDTs in UNION</title>
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<body id="rbafyudtuni"><a name="rbafyudtuni"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Example: Use of UDTs in UNION</h1>
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<div><p><span>Suppose you want to provide your
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U.S. users with a query to show all the sales of every product of your company.</span></p>
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<div class="section"><div class="p">The SELECT statement is as follows: <pre> <strong>SELECT</strong> PRODUCT_ITEM, MONTH, YEAR, TOTAL
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<strong>FROM</strong> US_SALES
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<strong>UNION</strong>
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<strong>SELECT</strong> PRODUCT_ITEM, MONTH, YEAR, US_DOLLAR (TOTAL)
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<strong>FROM</strong> CANADIAN_SALES
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<strong>UNION</strong>
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<strong>SELECT</strong> PRODUCT_ITEM, MONTH, YEAR, US_DOLLAR (TOTAL)
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<strong>FROM</strong> GERMAN_SALES</pre>
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</div>
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</div>
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<div class="section"><p>You cast Canadian dollars to U.S. dollars and
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Euros to U.S. dollars because UDTs are union compatible only with the same
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UDT. You must use the functional notation to cast between UDTs since the cast
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specification only allows you to cast between UDTs and their source types.</p>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rbafyexampudt.htm" title="These are examples of using UDTs.">Examples: Use UDTs</a></div>
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