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15 lines
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<html><head><meta http-equiv="X-UA-Compatible" content="IE=edge" /><link rel="shortcut icon" href="../icons/favicon.ico" /><style type="text/css">.OH_CodeSnippetContainerTabLeftActive, .OH_CodeSnippetContainerTabLeft,.OH_CodeSnippetContainerTabLeftDisabled { }.OH_CodeSnippetContainerTabRightActive, .OH_CodeSnippetContainerTabRight,.OH_CodeSnippetContainerTabRightDisabled { }.OH_footer { }</style><link rel="stylesheet" type="text/css" href="../styles/branding.css" /><link rel="stylesheet" type="text/css" href="../styles/branding-en-US.css" /><script type="text/javascript" src="../scripts/branding.js"> </script><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>DryadLinqContext.FromStore(T) Method (String, Expression(Func(Stream, IEnumerable(T))))</title><meta name="Language" content="en-us" /><meta name="Microsoft.Help.Id" content="M:Microsoft.Research.DryadLinq.DryadLinqContext.FromStore``1(System.String,System.Linq.Expressions.Expression{System.Func{System.IO.Stream,System.Collections.Generic.IEnumerable{``0}}})" /><meta name="Description" content="Open a dataset as a DryadLinq specialized IQueryable{T}." /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="true" /><meta name="container" content="Microsoft.Research.DryadLinq" /><meta name="file" content="1cfdc09e-e33e-32e7-2bed-4686061cd141" /><meta name="guid" content="1cfdc09e-e33e-32e7-2bed-4686061cd141" /></head><body onload="OnLoad('cs')"><input type="hidden" id="userDataCache" class="userDataStyle" /><div class="OH_outerDiv"><div class="OH_outerContent"><table class="TitleTable"><tr><td class="OH_tdTitleColumn">DryadLinqContext<span id="LST852DD5B2_0"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_0?cpp=::|nu=.");</script>FromStore<span id="LST852DD5B2_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_1?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><span class="typeparameter">T</span><span id="LST852DD5B2_2"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_2?cs=>|vb=)|cpp=>|fs=>|nu=)");</script> Method (String, Expression<span id="LST852DD5B2_3"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_3?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>Func<span id="LST852DD5B2_4"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_4?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>Stream, IEnumerable<span id="LST852DD5B2_5"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_5?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><span class="typeparameter">T</span><span id="LST852DD5B2_6"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_6?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST852DD5B2_7"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_7?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST852DD5B2_8"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_8?cs=>|vb=)|cpp=>|fs=>|nu=)");</script>)</td><td class="OH_tdRunningTitleColumn">DryadLINQ documentation</td></tr></table><div id="mainSection"><div id="mainBody"><span class="introStyle"></span><div class="summary">
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Open a dataset as a DryadLinq specialized IQueryable{T}.
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</div><p> </p><strong>Namespace:</strong> <a href="efe6507e-9fd8-bbd3-8227-fd6ba9e289c1.htm">Microsoft.Research.DryadLinq</a><br /><strong>Assembly:</strong> Microsoft.Research.DryadLinq (in Microsoft.Research.DryadLinq.dll) Version: 0.2.1.0 (0.2.1.0)<div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Syntax</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><div class="OH_CodeSnippetContainer"><div class="OH_CodeSnippetContainerTabs"><div class="OH_CodeSnippetContainerTabLeft" id="ID0ECCA_tabimgleft"> </div><div id="ID0ECCA_tab1" class="OH_CodeSnippetContainerTabFirst"><a href="#" onclick="javascript:ChangeTab('ID0ECCA','cs','1','3');return false;">C#</a></div><div id="ID0ECCA_tab2" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0ECCA','vb','2','3');return false;">VB</a></div><div id="ID0ECCA_tab3" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0ECCA','cpp','3','3');return false;">C++</a></div><div class="OH_CodeSnippetContainerTabRight" id="ID0ECCA_tabimgright"> </div></div><div class="OH_CodeSnippetContainerCodeCollection"><div class="OH_CodeSnippetToolBar"><div class="OH_CodeSnippetToolBarText"><a id="ID0ECCA_copyCode" href="#" onclick="javascript:CopyToClipboard('ID0ECCA');return false;" title="Copy">Copy</a></div></div><div id="ID0ECCA_code_Div1" class="OH_CodeSnippetContainerCode" style="display: block"><pre xml:space="preserve"><span class="keyword">public</span> <span class="identifier">IQueryable</span><T> <span class="identifier">FromStore</span><T>(
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<span class="identifier">string</span> <span class="parameter">dataSetUri</span>,
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<span class="identifier">Expression</span><<span class="identifier">Func</span><<span class="identifier">Stream</span>, <span class="identifier">IEnumerable</span><T>>> <span class="parameter">deserializer</span> = <span class="keyword">null</span>
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)
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</pre></div><div id="ID0ECCA_code_Div2" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">Public</span> <span class="keyword">Function</span> <span class="identifier">FromStore</span>(<span class="keyword">Of</span> T) (
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<span class="parameter">dataSetUri</span> <span class="keyword">As</span> <span class="identifier">String</span>,
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Optional <span class="parameter">deserializer</span> <span class="keyword">As</span> <span class="identifier">Expression</span>(<span class="keyword">Of</span> <span class="identifier">Func</span>(<span class="keyword">Of</span> <span class="identifier">Stream</span>, <span class="identifier">IEnumerable</span>(<span class="keyword">Of</span> T))) = <span class="keyword">Nothing</span>
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) <span class="keyword">As</span> <span class="identifier">IQueryable</span>(<span class="keyword">Of</span> T)</pre></div><div id="ID0ECCA_code_Div3" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">public</span>:
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<span class="keyword">generic</span><<span class="keyword">typename</span> T>
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<span class="identifier">IQueryable</span><T>^ <span class="identifier">FromStore</span>(
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<span class="identifier">String</span>^ <span class="parameter">dataSetUri</span>,
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<span class="identifier">Expression</span><<span class="identifier">Func</span><<span class="identifier">Stream</span>^, <span class="identifier">IEnumerable</span><T>^>^>^ <span class="parameter">deserializer</span> = <span class="keyword">nullptr</span>
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)</pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0ECCA");</script><h4 class="subHeading">Parameters</h4><dl><dt><span class="parameter">dataSetUri</span></dt><dd>Type: <a href="http://msdn2.microsoft.com/en-us/library/s1wwdcbf" target="_blank">System<span id="LST852DD5B2_9"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_9?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>String</a><br />The name of the dataset</dd><dt><span class="parameter">deserializer</span> (Optional)</dt><dd>Type: <a href="http://msdn2.microsoft.com/en-us/library/bb335710" target="_blank">System.Linq.Expressions<span id="LST852DD5B2_10"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_10?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Expression</a><span id="LST852DD5B2_11"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_11?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/bb549151" target="_blank">Func</a><span id="LST852DD5B2_12"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_12?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><a href="http://msdn2.microsoft.com/en-us/library/8f86tw9e" target="_blank">Stream</a>, <a href="http://msdn2.microsoft.com/en-us/library/9eekhta0" target="_blank">IEnumerable</a><span id="LST852DD5B2_13"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_13?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><span class="selflink"><span class="typeparameter">T</span></span><span id="LST852DD5B2_14"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_14?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST852DD5B2_15"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_15?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><span id="LST852DD5B2_16"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_16?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><br />The function to deserialize the input dataset</dd></dl><h4 class="subHeading">Type Parameters</h4><dl><dt><span class="parameter">T</span></dt><dd>The type of the records in the table</dd></dl><h4 class="subHeading">Return Value</h4>Type: <a href="http://msdn2.microsoft.com/en-us/library/bb351562" target="_blank">IQueryable</a><span id="LST852DD5B2_17"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_17?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script><span class="selflink"><span class="typeparameter">T</span></span><span id="LST852DD5B2_18"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST852DD5B2_18?cs=>|vb=)|cpp=>|fs=>|nu=)");</script><br />An IQueryable{T} representing the data<div class="OH_CollapsibleAreaRegion" id="seeAlsoSection"><div class="OH_regiontitle">See Also</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><h4 class="subHeading">Reference</h4><div class="seeAlsoStyle"><a href="093a0025-a8c4-d1e2-a289-d3863b1a845f.htm">DryadLinqContext Class</a></div><div class="seeAlsoStyle"><a href="bb6433fa-fa92-45b8-b706-1ac9fc37d063.htm">FromStore Overload</a></div><div class="seeAlsoStyle"><a href="efe6507e-9fd8-bbd3-8227-fd6ba9e289c1.htm">Microsoft.Research.DryadLinq Namespace</a></div></div></div></div></div><div id="OH_footer" class="OH_footer"> </div></body></html> |