forked from docs/doc-exports
Su, Xiaomeng
04d4597cf3
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: Su, Xiaomeng <suxiaomeng1@huawei.com> Co-committed-by: Su, Xiaomeng <suxiaomeng1@huawei.com>
28 lines
3.0 KiB
HTML
28 lines
3.0 KiB
HTML
<a name="dli_08_0281"></a><a name="dli_08_0281"></a>
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<h1 class="topictitle1">Displaying Function Details</h1>
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<div id="body1594366373345"><div class="section" id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_s03d52595b4c84ebfba33084284b180a6"><h4 class="sectiontitle">Function</h4><p id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_a9ce0bf9ef7e84a519ccddf2ca6e291b1">Displays information about a specified function.</p>
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<div class="section" id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_s026a66f5f4a2491588a3bbe7aa137c49"><h4 class="sectiontitle">Syntax</h4><div class="codecoloring" codetype="Sql" id="dli_08_0281__en-us_topic_0114776167_screen144138522810"><div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span class="normal">1</span></pre></div></td><td class="code"><div><pre><span></span><span class="k">DESCRIBE</span><span class="w"> </span><span class="k">FUNCTION</span><span class="w"> </span><span class="p">[</span><span class="n">EXTENDED</span><span class="p">]</span><span class="w"> </span><span class="p">[</span><span class="n">db_name</span><span class="p">.]</span><span class="w"> </span><span class="n">function_name</span><span class="p">;</span>
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</pre></div></td></tr></table></div>
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<div class="section" id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_s5d84117cf4644817826303ec1f0ca9ae"><h4 class="sectiontitle">Keywords</h4><p id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_aeb9d5ecdb8234ea1808816b9571d2030">EXTENDED: displays extended usage information.</p>
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<div class="section" id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_s877bd28c18ce42269043afe2d8196870"><h4 class="sectiontitle">Precautions</h4><p id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_ad20e1a3789564bc084cb7639d13679ca">The metadata (implementation class and usage) of an existing function is returned. If the function does not exist, the system reports an error.</p>
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</div>
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<div class="section" id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_sbcf52ad4d1b8489f8e5176727b88825c"><h4 class="sectiontitle">Example</h4><p id="dli_08_0281__en-us_topic_0114776167_en-us_topic_0093946974_ab5550db83d0146f9882dea71307ac8c7">Displays information about the mergeBill function.</p>
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<div class="codecoloring" codetype="Sql" id="dli_08_0281__en-us_topic_0114776167_screen10896181093"><div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span class="normal">1</span></pre></div></td><td class="code"><div><pre><span></span><span class="k">DESCRIBE</span><span class="w"> </span><span class="k">FUNCTION</span><span class="w"> </span><span class="n">mergeBill</span><span class="p">;</span>
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</pre></div></td></tr></table></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="dli_08_0282.html">User-Defined Functions</a></div>
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</div>
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</div>
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