forked from docs/doc-exports
Lu, Huayi
27019c2991
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com> 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>
26 lines
1.8 KiB
HTML
26 lines
1.8 KiB
HTML
<a name="EN-US_TOPIC_0000001819416269"></a><a name="EN-US_TOPIC_0000001819416269"></a>
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<h1 class="topictitle1">INTERVAL</h1>
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<div id="body8662426"><p id="EN-US_TOPIC_0000001819416269__en-us_topic_0000001706104825_en-us_topic_0000001391841108_p16581841135716">In MySQL, the interval expression format is INTERVAL N, which is not supported by GaussDB(DWS) and needs to be converted to INTERVAL'N'.</p>
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<p id="EN-US_TOPIC_0000001819416269__en-us_topic_0000001706104825_en-us_topic_0000001391841108_p14581541125710"><strong id="EN-US_TOPIC_0000001819416269__en-us_topic_0000001706104825_en-us_topic_0000001391841108_b17662071558">Input</strong></p>
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<pre class="screen" id="EN-US_TOPIC_0000001819416269__en-us_topic_0000001706104825_en-us_topic_0000001391841108_screen341820141654">SELECT CURRENT_TIME() - INTERVAL 4 DAY;
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SELECT NOW() - INTERVAL 5 HOUR;
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SELECT CURRENT_TIME() - INTERVAL '4' DAY;
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SELECT NOW() - INTERVAL '5' HOUR;
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SELECT CURRENT_TIME() - INTERVAL "4" DAY;
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SELECT NOW() - INTERVAL "5" HOUR;</pre>
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<p id="EN-US_TOPIC_0000001819416269__en-us_topic_0000001706104825_en-us_topic_0000001391841108_p15581104118577"><strong id="EN-US_TOPIC_0000001819416269__en-us_topic_0000001706104825_en-us_topic_0000001391841108_b847116102510">Output</strong></p>
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<pre class="screen" id="EN-US_TOPIC_0000001819416269__en-us_topic_0000001706104825_en-us_topic_0000001391841108_screen1331120858">SELECT (CURRENT_TIME () - INTERVAL '4' DAY);
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SELECT (NOW () - INTERVAL '5' HOUR);
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SELECT (CURRENT_TIME () - INTERVAL '4' DAY);
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SELECT (NOW () - INTERVAL '5' HOUR);
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SELECT (CURRENT_TIME () - INTERVAL '4' DAY);
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SELECT (NOW () - INTERVAL '5' HOUR);</pre>
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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_16_0178.html">SELECT</a></div>
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</div>
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</div>
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