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Su, Xiaomeng
76a5b1ee83
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>
49 lines
4.7 KiB
HTML
49 lines
4.7 KiB
HTML
<a name="dli_spark_positive"></a><a name="dli_spark_positive"></a>
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<h1 class="topictitle1">positive</h1>
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<div id="body8662426"><p id="dli_spark_positive__en-us_topic_0000001696401525_p18471163815215">This function is used to return the value of <strong id="dli_spark_positive__en-us_topic_0000001696401525_b8329741173017">a</strong>.</p>
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<div class="section" id="dli_spark_positive__en-us_topic_0000001696401525_section45291954203217"><h4 class="sectiontitle">Syntax</h4><pre class="screen" id="dli_spark_positive__en-us_topic_0000001696401525_screen19928459112517">positive(INT a)</pre>
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</div>
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<div class="section" id="dli_spark_positive__en-us_topic_0000001696401525_section992014913317"><h4 class="sectiontitle">Parameters</h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="dli_spark_positive__en-us_topic_0000001696401525_table1829154762513" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Parameter</caption><thead align="left"><tr id="dli_spark_positive__en-us_topic_0000001696401525_row8830104792517"><th align="left" class="cellrowborder" valign="top" width="19.220000000000002%" id="mcps1.3.3.2.2.5.1.1"><p id="dli_spark_positive__en-us_topic_0000001696401525_p983074711252">Parameter</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="13.44%" id="mcps1.3.3.2.2.5.1.2"><p id="dli_spark_positive__en-us_topic_0000001696401525_p6830124732517">Mandatory</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="15.57%" id="mcps1.3.3.2.2.5.1.3"><p id="dli_spark_positive__en-us_topic_0000001696401525_p13318164512614">Type</p>
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</th>
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<th align="left" class="cellrowborder" valign="top" width="51.77%" id="mcps1.3.3.2.2.5.1.4"><p id="dli_spark_positive__en-us_topic_0000001696401525_p08301547132513">Description</p>
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</th>
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</tr>
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</thead>
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<tbody><tr id="dli_spark_positive__en-us_topic_0000001696401525_row15830184792511"><td class="cellrowborder" valign="top" width="19.220000000000002%" headers="mcps1.3.3.2.2.5.1.1 "><p id="dli_spark_positive__en-us_topic_0000001696401525_p683034714250">a</p>
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</td>
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<td class="cellrowborder" valign="top" width="13.44%" headers="mcps1.3.3.2.2.5.1.2 "><p id="dli_spark_positive__en-us_topic_0000001696401525_p12830184752518">Yes</p>
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</td>
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<td class="cellrowborder" valign="top" width="15.57%" headers="mcps1.3.3.2.2.5.1.3 "><p id="dli_spark_positive__en-us_topic_0000001696401525_p0318545102615">DOUBLE, BIGINT, DECIMAL, or STRING</p>
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</td>
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<td class="cellrowborder" valign="top" width="51.77%" headers="mcps1.3.3.2.2.5.1.4 "><p id="dli_spark_positive__en-us_topic_0000001696401525_p18653154615263">The value can be a float, integer, or string.</p>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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<div class="section" id="dli_spark_positive__en-us_topic_0000001696401525_section210162513312"><h4 class="sectiontitle">Return Values</h4><p id="dli_spark_positive__en-us_topic_0000001696401525_p6221943154710">The return value is of the DECIMAL, DOUBLE, or INT type.</p>
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<div class="note" id="dli_spark_positive__en-us_topic_0000001696401525_note61422099395"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="dli_spark_positive__en-us_topic_0000001696401525_p11468110152814">If the value of <strong id="dli_spark_positive__en-us_topic_0000001696401525_b137901683331319">a</strong> is <strong id="dli_spark_positive__en-us_topic_0000001696401525_b160733340531319">NULL</strong>, <strong id="dli_spark_positive__en-us_topic_0000001696401525_b8634976131319">NULL</strong> is returned.</p>
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</div></div>
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</div>
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<div class="section" id="dli_spark_positive__en-us_topic_0000001696401525_section13277192233920"><h4 class="sectiontitle">Example Code</h4><p id="dli_spark_positive__en-us_topic_0000001696401525_p482502511712">The value <strong id="dli_spark_positive__en-us_topic_0000001696401525_b552187647104046">3</strong> is returned.</p>
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<pre class="screen" id="dli_spark_positive__en-us_topic_0000001696401525_screen137498409172">SELECT positive(3);</pre>
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<p id="dli_spark_positive__en-us_topic_0000001696401525_p18122132791714">The value <strong id="dli_spark_positive__en-us_topic_0000001696401525_b11604122123117">-3</strong> is returned.</p>
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<pre class="screen" id="dli_spark_positive__en-us_topic_0000001696401525_screen629424881718">SELECT positive(-3);</pre>
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<p id="dli_spark_positive__en-us_topic_0000001696401525_p112345288179">The value <strong id="dli_spark_positive__en-us_topic_0000001696401525_b6591195113112">123</strong> is returned.</p>
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<pre class="screen" id="dli_spark_positive__en-us_topic_0000001696401525_screen5971115771710">SELECT positive('123');</pre>
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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="dli_08_0473.html">Mathematical Functions</a></div>
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</div>
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</div>
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