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FreeSql/api/FreeSql.ISelectGroupingAggregate-1.html
2023-07-07 17:27:43 +00:00

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<h1 id="FreeSql_ISelectGroupingAggregate_1" data-uid="FreeSql.ISelectGroupingAggregate`1" class="text-break">Interface ISelectGroupingAggregate&lt;TKey&gt;
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>
<h6><strong>Namespace</strong>: <a class="xref" href="FreeSql.html">FreeSql</a></h6>
<h6><strong>Assembly</strong>: FreeSql.dll</h6>
<h5 id="FreeSql_ISelectGroupingAggregate_1_syntax">Syntax</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">public interface ISelectGroupingAggregate&lt;TKey&gt;</code></pre>
</div>
<h5 class="typeParameters">Type Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="parametername">TKey</span></td>
<td></td>
</tr>
</tbody>
</table>
<h3 id="properties">Properties
</h3>
<span class="small pull-right mobile-hide">
<span class="divider">|</span>
<a href="https://github.com/dotnetcore/freesql/new/master/apiSpec/new?filename=FreeSql_ISelectGroupingAggregate_1_Key.md&amp;value=---%0Auid%3A%20FreeSql.ISelectGroupingAggregate%601.Key%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a>
</span>
<span class="small pull-right mobile-hide">
<a href="https://github.com/dotnetcore/FreeSql/blob/master/FreeSql/Interface/Curd/ISelect/ISelectGrouping.cs/#L153">View Source</a>
</span>
<a id="FreeSql_ISelectGroupingAggregate_1_Key_" data-uid="FreeSql.ISelectGroupingAggregate`1.Key*"></a>
<h4 id="FreeSql_ISelectGroupingAggregate_1_Key" data-uid="FreeSql.ISelectGroupingAggregate`1.Key">Key</h4>
<div class="markdown level1 summary"><p>分组的数据</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">TKey Key { get; set; }</code></pre>
</div>
<h5 class="propertyValue">Property Value</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">TKey</span></td>
<td></td>
</tr>
</tbody>
</table>
<h3 id="methods">Methods
</h3>
<span class="small pull-right mobile-hide">
<span class="divider">|</span>
<a href="https://github.com/dotnetcore/freesql/new/master/apiSpec/new?filename=FreeSql_ISelectGroupingAggregate_1_Avg__1___0_.md&amp;value=---%0Auid%3A%20FreeSql.ISelectGroupingAggregate%601.Avg%60%601(%60%600)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a>
</span>
<span class="small pull-right mobile-hide">
<a href="https://github.com/dotnetcore/FreeSql/blob/master/FreeSql/Interface/Curd/ISelect/ISelectGrouping.cs/#L173">View Source</a>
</span>
<a id="FreeSql_ISelectGroupingAggregate_1_Avg_" data-uid="FreeSql.ISelectGroupingAggregate`1.Avg*"></a>
<h4 id="FreeSql_ISelectGroupingAggregate_1_Avg__1___0_" data-uid="FreeSql.ISelectGroupingAggregate`1.Avg``1(``0)">Avg&lt;T3&gt;(T3)</h4>
<div class="markdown level1 summary"><p>平均值</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">decimal Avg&lt;T3&gt;(T3 column)</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">T3</span></td>
<td><span class="parametername">column</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">System.Decimal</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="typeParameters">Type Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="parametername">T3</span></td>
<td></td>
</tr>
</tbody>
</table>
<span class="small pull-right mobile-hide">
<span class="divider">|</span>
<a href="https://github.com/dotnetcore/freesql/new/master/apiSpec/new?filename=FreeSql_ISelectGroupingAggregate_1_Count.md&amp;value=---%0Auid%3A%20FreeSql.ISelectGroupingAggregate%601.Count%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a>
</span>
<span class="small pull-right mobile-hide">
<a href="https://github.com/dotnetcore/FreeSql/blob/master/FreeSql/Interface/Curd/ISelect/ISelectGrouping.cs/#L158">View Source</a>
</span>
<a id="FreeSql_ISelectGroupingAggregate_1_Count_" data-uid="FreeSql.ISelectGroupingAggregate`1.Count*"></a>
<h4 id="FreeSql_ISelectGroupingAggregate_1_Count" data-uid="FreeSql.ISelectGroupingAggregate`1.Count">Count()</h4>
<div class="markdown level1 summary"><p>记录总数</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">int Count()</code></pre>
</div>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">System.Int32</span></td>
<td></td>
</tr>
</tbody>
</table>
<span class="small pull-right mobile-hide">
<span class="divider">|</span>
<a href="https://github.com/dotnetcore/freesql/new/master/apiSpec/new?filename=FreeSql_ISelectGroupingAggregate_1_Count__1___0_.md&amp;value=---%0Auid%3A%20FreeSql.ISelectGroupingAggregate%601.Count%60%601(%60%600)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a>
</span>
<span class="small pull-right mobile-hide">
<a href="https://github.com/dotnetcore/FreeSql/blob/master/FreeSql/Interface/Curd/ISelect/ISelectGrouping.cs/#L159">View Source</a>
</span>
<a id="FreeSql_ISelectGroupingAggregate_1_Count_" data-uid="FreeSql.ISelectGroupingAggregate`1.Count*"></a>
<h4 id="FreeSql_ISelectGroupingAggregate_1_Count__1___0_" data-uid="FreeSql.ISelectGroupingAggregate`1.Count``1(``0)">Count&lt;T3&gt;(T3)</h4>
<div class="markdown level1 summary"></div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">int Count&lt;T3&gt;(T3 column)</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">T3</span></td>
<td><span class="parametername">column</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">System.Int32</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="typeParameters">Type Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="parametername">T3</span></td>
<td></td>
</tr>
</tbody>
</table>
<span class="small pull-right mobile-hide">
<span class="divider">|</span>
<a href="https://github.com/dotnetcore/freesql/new/master/apiSpec/new?filename=FreeSql_ISelectGroupingAggregate_1_Max__1___0_.md&amp;value=---%0Auid%3A%20FreeSql.ISelectGroupingAggregate%601.Max%60%601(%60%600)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a>
</span>
<span class="small pull-right mobile-hide">
<a href="https://github.com/dotnetcore/FreeSql/blob/master/FreeSql/Interface/Curd/ISelect/ISelectGrouping.cs/#L180">View Source</a>
</span>
<a id="FreeSql_ISelectGroupingAggregate_1_Max_" data-uid="FreeSql.ISelectGroupingAggregate`1.Max*"></a>
<h4 id="FreeSql_ISelectGroupingAggregate_1_Max__1___0_" data-uid="FreeSql.ISelectGroupingAggregate`1.Max``1(``0)">Max&lt;T3&gt;(T3)</h4>
<div class="markdown level1 summary"><p>最大值</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">T3 Max&lt;T3&gt;(T3 column)</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">T3</span></td>
<td><span class="parametername">column</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">T3</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="typeParameters">Type Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="parametername">T3</span></td>
<td></td>
</tr>
</tbody>
</table>
<span class="small pull-right mobile-hide">
<span class="divider">|</span>
<a href="https://github.com/dotnetcore/freesql/new/master/apiSpec/new?filename=FreeSql_ISelectGroupingAggregate_1_Min__1___0_.md&amp;value=---%0Auid%3A%20FreeSql.ISelectGroupingAggregate%601.Min%60%601(%60%600)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a>
</span>
<span class="small pull-right mobile-hide">
<a href="https://github.com/dotnetcore/FreeSql/blob/master/FreeSql/Interface/Curd/ISelect/ISelectGrouping.cs/#L186">View Source</a>
</span>
<a id="FreeSql_ISelectGroupingAggregate_1_Min_" data-uid="FreeSql.ISelectGroupingAggregate`1.Min*"></a>
<h4 id="FreeSql_ISelectGroupingAggregate_1_Min__1___0_" data-uid="FreeSql.ISelectGroupingAggregate`1.Min``1(``0)">Min&lt;T3&gt;(T3)</h4>
<div class="markdown level1 summary"><p>最小值</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">T3 Min&lt;T3&gt;(T3 column)</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">T3</span></td>
<td><span class="parametername">column</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">T3</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="typeParameters">Type Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="parametername">T3</span></td>
<td></td>
</tr>
</tbody>
</table>
<span class="small pull-right mobile-hide">
<span class="divider">|</span>
<a href="https://github.com/dotnetcore/freesql/new/master/apiSpec/new?filename=FreeSql_ISelectGroupingAggregate_1_Sum__1___0_.md&amp;value=---%0Auid%3A%20FreeSql.ISelectGroupingAggregate%601.Sum%60%601(%60%600)%0Asummary%3A%20'*You%20can%20override%20summary%20for%20the%20API%20here%20using%20*MARKDOWN*%20syntax'%0A---%0A%0A*Please%20type%20below%20more%20information%20about%20this%20API%3A*%0A%0A">Improve this Doc</a>
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<span class="small pull-right mobile-hide">
<a href="https://github.com/dotnetcore/FreeSql/blob/master/FreeSql/Interface/Curd/ISelect/ISelectGrouping.cs/#L166">View Source</a>
</span>
<a id="FreeSql_ISelectGroupingAggregate_1_Sum_" data-uid="FreeSql.ISelectGroupingAggregate`1.Sum*"></a>
<h4 id="FreeSql_ISelectGroupingAggregate_1_Sum__1___0_" data-uid="FreeSql.ISelectGroupingAggregate`1.Sum``1(``0)">Sum&lt;T3&gt;(T3)</h4>
<div class="markdown level1 summary"><p>求和</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="decalaration">Declaration</h5>
<div class="codewrapper">
<pre><code class="lang-csharp hljs">decimal Sum&lt;T3&gt;(T3 column)</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">T3</span></td>
<td><span class="parametername">column</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="xref">System.Decimal</span></td>
<td></td>
</tr>
</tbody>
</table>
<h5 class="typeParameters">Type Parameters</h5>
<table class="table table-bordered table-striped table-condensed">
<thead>
<tr>
<th>Name</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><span class="parametername">T3</span></td>
<td></td>
</tr>
</tbody>
</table>
</article>
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