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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>
31 lines
4.3 KiB
HTML
31 lines
4.3 KiB
HTML
<a name="EN-US_TOPIC_0000001764675194"></a><a name="EN-US_TOPIC_0000001764675194"></a>
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<h1 class="topictitle1">DROP REDACTION POLICY</h1>
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<div id="body0000001125341243"><div class="section" id="EN-US_TOPIC_0000001764675194__se1c3f486ddc249bf88a6665ebb1755f8"><h4 class="sectiontitle">Function</h4><p id="EN-US_TOPIC_0000001764675194__a2252e8d6585640c2a961739f92bab925"><strong id="EN-US_TOPIC_0000001764675194__b10600191411710">DROP REDACTION POLICY</strong> deletes a data masking policy applied to a specified table.</p>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001764675194__s45e5bcb791ea44aea14d5f73d6f0f95c"><h4 class="sectiontitle">Precautions</h4><p id="EN-US_TOPIC_0000001764675194__ab968098694574d398abccd639f568bbf">Only the table owner and users granted the <strong id="EN-US_TOPIC_0000001764675194__b18998202515219">gs_redaction_policy</strong> preset role have the permission to delete data masking policies.</p>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001764675194__sb962574e3aca4aa293b4b146573d5cda"><h4 class="sectiontitle">Syntax</h4><div class="codecoloring" codetype="Sql" id="EN-US_TOPIC_0000001764675194__s5d9fde3fca18406caf398a9d37601b16"><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">DROP</span><span class="w"> </span><span class="n">REDACTION</span><span class="w"> </span><span class="n">POLICY</span><span class="w"> </span><span class="p">[</span><span class="w"> </span><span class="k">IF</span><span class="w"> </span><span class="k">EXISTS</span><span class="w"> </span><span class="p">]</span><span class="w"> </span><span class="n">policy_name</span><span class="w"> </span><span class="k">ON</span><span class="w"> </span><span class="k">table_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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</div>
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<div class="section" id="EN-US_TOPIC_0000001764675194__section328515545337"><h4 class="sectiontitle">Parameter Description</h4><ul id="EN-US_TOPIC_0000001764675194__ul32866549339"><li id="EN-US_TOPIC_0000001764675194__li939247153610"><strong id="EN-US_TOPIC_0000001764675194__b11578347173717">IF EXISTS</strong><p id="EN-US_TOPIC_0000001764675194__p121808568362">Sends a notice instead of throwing an error if the redaction policy to be deleted does not exist.</p>
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</li><li id="EN-US_TOPIC_0000001764675194__lfde7b0ce8c3c4a5db0f3b2fc758835d7"><strong id="EN-US_TOPIC_0000001764675194__b06182259366">policy_name</strong><p id="EN-US_TOPIC_0000001764675194__p1012964212371">Specifies the name of the masking policy to be deleted.</p>
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</li><li id="EN-US_TOPIC_0000001764675194__li882632993612"><strong id="EN-US_TOPIC_0000001764675194__b02376504372">table_name</strong><p id="EN-US_TOPIC_0000001764675194__p137916147382">Specifies the name of the table with the masking policy to be deleted.</p>
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</li></ul>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001764675194__section1614144915295"><h4 class="sectiontitle">Examples</h4><p id="EN-US_TOPIC_0000001764675194__p15712185613188">Delete the masking policy <strong id="EN-US_TOPIC_0000001764675194__b163625616931849">mask_emp</strong> from table <strong id="EN-US_TOPIC_0000001764675194__b158418498131849">emp</strong>:</p>
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<div class="codecoloring" codetype="Sql" id="EN-US_TOPIC_0000001764675194__screen19713162013186"><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">DROP</span><span class="w"> </span><span class="n">REDACTION</span><span class="w"> </span><span class="n">POLICY</span><span class="w"> </span><span class="n">mask_emp</span><span class="w"> </span><span class="k">ON</span><span class="w"> </span><span class="n">emp</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_0000001764675194__section1426016489355"><h4 class="sectiontitle">Helpful Links</h4><p id="EN-US_TOPIC_0000001764675194__p9325125517354"><a href="dws_06_0132.html">ALTER REDACTION POLICY</a>, <a href="dws_06_0168.html">CREATE REDACTION POLICY</a></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="dws_06_0118.html">DDL Syntax</a></div>
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</div>
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</div>
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