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luhuayi
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Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: luhuayi <luhuayi@huawei.com> Co-committed-by: luhuayi <luhuayi@huawei.com>
33 lines
4.5 KiB
HTML
33 lines
4.5 KiB
HTML
<a name="EN-US_TOPIC_0000001764491384"></a><a name="EN-US_TOPIC_0000001764491384"></a>
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<h1 class="topictitle1">Preparations Before Using Hudi</h1>
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<div id="body0000001541377586"><div class="section" id="EN-US_TOPIC_0000001764491384__section3202531113620"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0000001764491384__p1849010338368">You have created an OBS agency and OBS data source. For details, see section "Managing OBS Data Sources" in the <em id="EN-US_TOPIC_0000001764491384__i1415074014124">Data Warehouse Service User Guide</em>.</p>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001764491384__section86801710114612"><h4 class="sectiontitle">Authorizing the Use of OBS Data Sources</h4><p id="EN-US_TOPIC_0000001764491384__p1711163014468">Run the <strong id="EN-US_TOPIC_0000001764491384__b198237343160">GRANT</strong> command to grant a user the permission to use OBS data sources.</p>
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<div class="codecoloring" codetype="Sql" id="EN-US_TOPIC_0000001764491384__screen1911173084611"><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">GRANT</span><span class="w"> </span><span class="k">USAGE</span><span class="w"> </span><span class="k">ON</span><span class="w"> </span><span class="k">FOREIGN</span><span class="w"> </span><span class="n">SERVER</span><span class="w"> </span><span class="k">server_name</span><span class="w"> </span><span class="k">TO</span><span class="w"> </span><span class="n">role_name</span><span class="p">;</span>
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</pre></div></td></tr></table></div>
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</div>
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<p id="EN-US_TOPIC_0000001764491384__p1511273015460">Example:</p>
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<p id="EN-US_TOPIC_0000001764491384__p811218304465">Run the following command to grant user <strong id="EN-US_TOPIC_0000001764491384__b454316512175">sbi_fnd</strong> the permission to access data source <strong id="EN-US_TOPIC_0000001764491384__b12605101021717">obs_hudi</strong>:</p>
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<div class="codecoloring" codetype="Sql" id="EN-US_TOPIC_0000001764491384__screen1876410610327"><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">GRANT</span><span class="w"> </span><span class="k">USAGE</span><span class="w"> </span><span class="k">ON</span><span class="w"> </span><span class="k">FOREIGN</span><span class="w"> </span><span class="n">SERVER</span><span class="w"> </span><span class="n">obs_hudi</span><span class="w"> </span><span class="k">TO</span><span class="w"> </span><span class="n">sbi_fnd</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>
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<div class="section" id="EN-US_TOPIC_0000001764491384__section3226175216464"><h4 class="sectiontitle">Granting Permissions for Using Foreign Tables</h4><p id="EN-US_TOPIC_0000001764491384__p15419696473">Run the following command to grant a user the permission to use foreign tables:</p>
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<div class="codecoloring" codetype="Sql" id="EN-US_TOPIC_0000001764491384__screen542069144718"><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">ALTER</span><span class="w"> </span><span class="k">USER</span><span class="w"> </span><span class="n">role_name</span><span class="w"> </span><span class="n">USEFT</span><span class="p">;</span>
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</pre></div></td></tr></table></div>
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</div>
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<p id="EN-US_TOPIC_0000001764491384__p54201298478">Example:</p>
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<p id="EN-US_TOPIC_0000001764491384__p6420594474">Run the following command to grant the foreign table access permission to user <strong id="EN-US_TOPIC_0000001764491384__b0468229162315">sbi_fnd</strong>:</p>
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<div class="codecoloring" codetype="Sql" id="EN-US_TOPIC_0000001764491384__screen145511014193014"><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">ALTER</span><span class="w"> </span><span class="k">USER</span><span class="w"> </span><span class="n">sbi_fnd</span><span class="w"> </span><span class="n">USEFT</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>
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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="dws_04_1069.html">SQL on Hudi</a></div>
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</div>
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</div>
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