forked from docs/doc-exports
Lu, Huayi
e6fa411af0
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: Lu, Huayi <luhuayi@huawei.com> Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
18 lines
4.4 KiB
HTML
18 lines
4.4 KiB
HTML
<a name="EN-US_TOPIC_0000001188642090"></a><a name="EN-US_TOPIC_0000001188642090"></a>
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<h1 class="topictitle1">DROP TABLE Fails to Be Executed</h1>
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<div id="body8662426"><div class="section" id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_s741ce678916b47cf9c042521f612031b"><h4 class="sectiontitle">Problem</h4><p id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_ab634043f06f0432d99fcd8c72ea3bd2d"><strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b84235270692055">DROP TABLE</strong> fails to be executed in the following scenarios:</p>
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<ul id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_ueff22e5c26504676b853e503706efa5b"><li id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_l7ff249a17e5c42dcb63fd68a9dd7b9a2">A user runs the <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b8423527069221">\dt+</strong> command using <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b369145811373">gsql</strong> and finds that the <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i872618133718">table_name</em> table does not exist. When the user runs the <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b84235270692243">CREATE TABLE table_name</strong> command, an error message indicating that the <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i83792236375">table_name</em> table exists is displayed. When the user runs the <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b992815912383">DROP TABLE</strong> <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i121884353918">table_name</em> command, an error message indicating that the <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i363932815371">table_name</em> table does not exist is displayed. In this case, the <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i352313323711">table_name</em> table cannot be recreated.</li><li id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_lf9ea28dacadb4ae1a105c7b76a226c32">A user runs the <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b129216304792658">\dt+</strong> command using <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b66154235381">gsql</strong> and finds that the <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i346912288382">table_name</em> table exists in the database. When the user runs the <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b264113369389">DROP TABLE</strong> <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i733214015386">table_name</em> command, an error message indicating that the <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i1537154893814">table_name</em> table does not exist is displayed. In this case, the <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i1888305373810">table_name</em> table cannot be recreated.</li></ul>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_s328504c5294e4bdeb327d25a4edec4b5"><h4 class="sectiontitle">Possible Causes</h4><p id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_a2e47552368ac4741afab9a6df8d2cfbd">The table_name table exists on some nodes only.</p>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_s40029b52d6f44441ba5816d726ad9e96"><h4 class="sectiontitle">Troubleshooting Method</h4><p id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_a1c3d033363654cfdbc2668f1945667c0">In the preceding scenarios, if <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b2388442133411">DROP TABLE</strong> <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i93941542203417">table_name</em> fails to be executed, run <strong id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_b12395942103410">DROP TABLE IF EXISTS</strong> <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i739654213349">table_name</em> to successfully drop <em id="EN-US_TOPIC_0000001188642090__en-us_topic_0000001145826523_i139710428349">table_name</em>. </p>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dws_04_0491.html">SQL Execution Troubleshooting</a></div>
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