| import{_ as e,O as n,P as s,ah as t,aW as a}from"./framework-e4340ccd.js";const i={},o=a(`<h1 id="time-series-processing" tabindex="-1"><a class="header-anchor" href="#time-series-processing" aria-hidden="true">#</a> Time Series Processing</h1><h2 id="change-points" tabindex="-1"><a class="header-anchor" href="#change-points" aria-hidden="true">#</a> CHANGE_POINTS</h2><h3 id="usage" tabindex="-1"><a class="header-anchor" href="#usage" aria-hidden="true">#</a> Usage</h3><p>This function is used to remove consecutive identical values from an input sequence. For example, input:<code>1，1，2，2，3</code> output:<code>1，2，3</code>.</p><p><strong>Name：</strong> CHANGE_POINTS</p><p><strong>Input Series：</strong> Support only one input series.</p><p><strong>Parameters：</strong> No parameters.</p><h3 id="example" tabindex="-1"><a class="header-anchor" href="#example" aria-hidden="true">#</a> Example</h3><p>Raw data：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>+-----------------------------+---------------------------+---------------------------+---------------------------+---------------------------+---------------------------+---------------------------+ |
| | Time|root.testChangePoints.d1.s1|root.testChangePoints.d1.s2|root.testChangePoints.d1.s3|root.testChangePoints.d1.s4|root.testChangePoints.d1.s5|root.testChangePoints.d1.s6| |
| +-----------------------------+---------------------------+---------------------------+---------------------------+---------------------------+---------------------------+---------------------------+ |
| |1970-01-01T08:00:00.001+08:00| true| 1| 1| 1.0| 1.0| 1test1| |
| |1970-01-01T08:00:00.002+08:00| true| 2| 2| 2.0| 1.0| 2test2| |
| |1970-01-01T08:00:00.003+08:00| false| 1| 2| 1.0| 1.0| 2test2| |
| |1970-01-01T08:00:00.004+08:00| true| 1| 3| 1.0| 1.0| 1test1| |
| |1970-01-01T08:00:00.005+08:00| true| 1| 3| 1.0| 1.0| 1test1| |
| +-----------------------------+---------------------------+---------------------------+---------------------------+---------------------------+---------------------------+---------------------------+ |
| </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><p>SQL for query：</p><div class="language-sql line-numbers-mode" data-ext="sql"><pre class="language-sql"><code><span class="token keyword">select</span> change_points<span class="token punctuation">(</span>s1<span class="token punctuation">)</span><span class="token punctuation">,</span> change_points<span class="token punctuation">(</span>s2<span class="token punctuation">)</span><span class="token punctuation">,</span> change_points<span class="token punctuation">(</span>s3<span class="token punctuation">)</span><span class="token punctuation">,</span> change_points<span class="token punctuation">(</span>s4<span class="token punctuation">)</span><span class="token punctuation">,</span> change_points<span class="token punctuation">(</span>s5<span class="token punctuation">)</span><span class="token punctuation">,</span> change_points<span class="token punctuation">(</span>s6<span class="token punctuation">)</span> <span class="token keyword">from</span> root<span class="token punctuation">.</span>testChangePoints<span class="token punctuation">.</span>d1 |
| </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div></div></div><p>Output series：</p><div class="language-text line-numbers-mode" data-ext="text"><pre class="language-text"><code>+-----------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+ |
| | Time|change_points(root.testChangePoints.d1.s1)|change_points(root.testChangePoints.d1.s2)|change_points(root.testChangePoints.d1.s3)|change_points(root.testChangePoints.d1.s4)|change_points(root.testChangePoints.d1.s5)|change_points(root.testChangePoints.d1.s6)| |
| +-----------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+ |
| |1970-01-01T08:00:00.001+08:00| true| 1| 1| 1.0| 1.0| 1test1| |
| |1970-01-01T08:00:00.002+08:00| null| 2| 2| 2.0| null| 2test2| |
| |1970-01-01T08:00:00.003+08:00| false| 1| null| 1.0| null| null| |
| |1970-01-01T08:00:00.004+08:00| true| null| 3| null| null| 1test1| |
| +-----------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+------------------------------------------+ |
| </code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div>`,14);function r(c,l){return n(),s("div",null,[t(` |
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| `),o])}const p=e(i,[["render",r],["__file","Time-Series.html.vue"]]);export{p as default}; |
