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<html xmlns:MSHelp="http://msdn.microsoft.com/mshelp" xmlns:mshelp="http://msdn.microsoft.com/mshelp"><head><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" /><style type="text/css">
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</style><script src="./../scripts/branding.js" type="text/javascript"><!----></script><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>DryadLinqExtension.CrossProduct(T1, T2, T3) Method </title><meta name="Language" content="en-us" /><meta name="System.Keywords" content="CrossProduct%3CT1%2C T2%2C T3%3E method" /><meta name="System.Keywords" content="CrossProduct(Of T1%2C T2%2C T3) method" /><meta name="System.Keywords" content="DryadLinqExtension.CrossProduct%3CT1%2C T2%2C T3%3E method" /><meta name="System.Keywords" content="DryadLinqExtension.CrossProduct(Of T1%2C T2%2C T3) method" /><meta name="Microsoft.Help.F1" content="Microsoft.Research.DryadLinq.DryadLinqExtension.CrossProduct``3" /><meta name="Microsoft.Help.Id" content="M:Microsoft.Research.DryadLinq.DryadLinqExtension.CrossProduct``3(System.Linq.IQueryable{``0},System.Linq.IQueryable{``1},System.Linq.Expressions.Expression{System.Func{``0,``1,``2}})" /><meta name="Description" content="Compute the cross product of two datasets. The function procFunc is applied to each pair of the cross product to form the output dataset." /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="'true'" /><meta name="container" content="Microsoft.Research.DryadLinq" /><meta name="file" content="d5302869-185b-30a0-e61a-0b95888c6be9" /><meta name="guid" content="d5302869-185b-30a0-e61a-0b95888c6be9" /><meta name="SelfBranded" content="true" /></head><body onload="onLoad()" class="primary-mtps-offline-document"><div class="OH_outerDiv"><div class="OH_outerContent"><table class="TitleTable"><tr><td class="OH_tdTitleColumn">DryadLinqExtension<span id="ID0EJBABAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EJBABAAA?vb=.|cpp=::|cs=.|fs=.|nu=.");
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</script>CrossProduct<span id="ID0EHBABAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EHBABAAA?vb=(Of |cpp=<|cs=<|fs=<'|nu=(");
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</script><span class="typeparameter">T1</span>, <span class="typeparameter">T2</span>, <span class="typeparameter">T3</span><span id="ID0EBBABAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EBBABAAA?vb=)|cpp=>|cs=>|fs=>|nu=)");
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</script> Method </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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Compute the cross product of two datasets. The function procFunc is applied to each
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pair of the cross product to form the output dataset.
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</div><p></p><strong>Namespace:</strong> <a href="efe6507e-9fd8-bbd3-8227-fd6ba9e289c1.htm" target="">Microsoft.Research.DryadLinq</a><br /><strong>Assembly:</strong> <span sdata="assembly">Microsoft.Research.DryadLinq</span> (in Microsoft.Research.DryadLinq.dll) Version: 0.1.2.0 (0.1.2.0)<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 id="snippetGroup_Syntax" class="code"><div id="ID0ECVCAAAAA" class="OH_CodeSnippetContainer"><div class="OH_CodeSnippetContainerTabs" id="ID0ECVCAAAAA_tabs"><div class="OH_CodeSnippetContainerTabLeftActive" id="ID0ECVCAAAAA_tabimgleft"></div><div id="ID0ECVCAAAAA_tab1" class="OH_CodeSnippetContainerTabActive" EnableCopyCode="true"><a href="#" onclick="javascript:ChangeTab('ID0ECVCAAAAA','C#','1','4');return false;">C#</a></div><div id="ID0ECVCAAAAA_tab2" class="OH_CodeSnippetContainerTab" EnableCopyCode="true"><a href="#" onclick="javascript:ChangeTab('ID0ECVCAAAAA','Visual Basic','2','4');return false;">VB</a></div><div id="ID0ECVCAAAAA_tab3" class="OH_CodeSnippetContainerTab" EnableCopyCode="true"><a href="#" onclick="javascript:ChangeTab('ID0ECVCAAAAA','Visual C++','3','4');return false;">C++</a></div><div id="ID0ECVCAAAAA_tab4" class="OH_CodeSnippetContainerTabDisabledNotFirst" EnableCopyCode="true" disabled="true"><a>F#</a></div><div class="OH_CodeSnippetContainerTabRight" id="ID0ECVCAAAAA_tabimgright"></div></div><div id="ID0ECVCAAAAA_codecollection" class="OH_CodeSnippetContainerCodeCollection"><div class="OH_CodeSnippetToolBar"><div class="OH_CodeSnippetToolBarText"><a id="ID0ECVCAAAAA_ViewColorized" href="#" onclick="javascript:ExchangeTitleContent('ID0ECVCAAAAA','4')" title="View Colorized" style="display: none">View Colorized</a><a id="ID0ECVCAAAAA_copycode" href="#" onclick="javascript:CopyToClipboard('ID0ECVCAAAAA','4')" title="Copy to Clipboard">Copy to Clipboard</a><a id="ID0ECVCAAAAA_PrintText" class="OH_PrintText" href="#" onclick="javascript:Print('ID0ECVCAAAAA','4')" title="Print">Print</a></div></div><div id="ID0ECVCAAAAA_code_Div1" class="OH_CodeSnippetContainerCode" style="display: block"><pre><span class="keyword">public</span> <span class="keyword">static</span> <span class="identifier">IQueryable</span><T3> <span class="identifier">CrossProduct</span><T1, T2, T3>(
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<span class="keyword">this</span> <span class="identifier">IQueryable</span><T1> <span class="parameter">source1</span>,
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<span class="identifier">IQueryable</span><T2> <span class="parameter">source2</span>,
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<span class="identifier">Expression</span><<span class="identifier">Func</span><T1, T2, T3>> <span class="parameter">procFunc</span>
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)</pre></div><div id="ID0ECVCAAAAA_code_Plain_Div1" class="OH_CodeSnippetContainerCode" style="display: none"><pre>public static IQueryable<T3> CrossProduct<T1, T2, T3>(
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this IQueryable<T1> source1,
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IQueryable<T2> source2,
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Expression<Func<T1, T2, T3>> procFunc
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)</pre></div><div id="ID0ECVCAAAAA_code_Div2" class="OH_CodeSnippetContainerCode" style="display: none"><pre><<span class="identifier">ExtensionAttribute</span>>
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<span class="keyword">Public</span> <span class="keyword">Shared</span> <span class="keyword">Function</span> <span class="identifier">CrossProduct</span>(<span class="keyword">Of</span> T1, T2, T3) (
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<span class="parameter">source1</span> <span class="keyword">As</span> <span class="identifier">IQueryable</span>(<span class="keyword">Of</span> T1),
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<span class="parameter">source2</span> <span class="keyword">As</span> <span class="identifier">IQueryable</span>(<span class="keyword">Of</span> T2),
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<span class="parameter">procFunc</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> T1, T2, T3))
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) <span class="keyword">As</span> <span class="identifier">IQueryable</span>(<span class="keyword">Of</span> T3)</pre></div><div id="ID0ECVCAAAAA_code_Plain_Div2" class="OH_CodeSnippetContainerCode" style="display: none"><pre><ExtensionAttribute>
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Public Shared Function CrossProduct(Of T1, T2, T3) (
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source1 As IQueryable(Of T1),
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source2 As IQueryable(Of T2),
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procFunc As Expression(Of Func(Of T1, T2, T3))
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) As IQueryable(Of T3)</pre></div><div id="ID0ECVCAAAAA_code_Div3" class="OH_CodeSnippetContainerCode" style="display: none"><pre><span class="keyword">public</span>:
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[<span class="identifier">ExtensionAttribute</span>]
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<span class="keyword">generic</span><<span class="keyword">typename</span> T1, <span class="keyword">typename</span> T2, <span class="keyword">typename</span> T3>
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<span class="keyword">static</span> <span class="identifier">IQueryable</span><T3>^ <span class="identifier">CrossProduct</span>(
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<span class="identifier">IQueryable</span><T1>^ <span class="parameter">source1</span>,
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<span class="identifier">IQueryable</span><T2>^ <span class="parameter">source2</span>,
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<span class="identifier">Expression</span><<span class="identifier">Func</span><T1, T2, T3>^>^ <span class="parameter">procFunc</span>
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)</pre></div><div id="ID0ECVCAAAAA_code_Plain_Div3" class="OH_CodeSnippetContainerCode" style="display: none"><pre>public:
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[ExtensionAttribute]
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generic<typename T1, typename T2, typename T3>
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static IQueryable<T3>^ CrossProduct(
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IQueryable<T1>^ source1,
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IQueryable<T2>^ source2,
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Expression<Func<T1, T2, T3>^>^ procFunc
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)</pre></div><div id="ID0ECVCAAAAA_code_Div4" class="OH_CodeSnippetContainerCode" style="display: none"><pre /></div><div id="ID0ECVCAAAAA_code_Plain_Div4" class="OH_CodeSnippetContainerCode" style="display: none"><pre /></div></div></div><script>addSpecificTextLanguageTagSet('ID0ECVCAAAAA');</script></div><div id="parameters"><h4 class="subHeading">Parameters</h4><dl paramName="source1"><dt><span class="parameter">source1</span></dt><dd>Type: <a href="http://msdn2.microsoft.com/en-us/library/bb351562" target="_blank">System.Linq<span id="ID0EBFACUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EBFACUCAAAAA?vb=.|cpp=::|cs=.|fs=.|nu=.");
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</script>IQueryable</a><span id="ID0EEACUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EEACUCAAAAA?vb=(Of |cpp=<|cs=<|fs=<'|nu=(");
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</script><span class="selflink"><span class="typeparam">T1</span></span><span id="ID0ECACUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0ECACUCAAAAA?vb=)|cpp=>|cs=>|fs=>|nu=)");
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</script><br /><span>The first input dataset</span></dd></dl><dl paramName="source2"><dt><span class="parameter">source2</span></dt><dd>Type: <a href="http://msdn2.microsoft.com/en-us/library/bb351562" target="_blank">System.Linq<span id="ID0EBFABUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EBFABUCAAAAA?vb=.|cpp=::|cs=.|fs=.|nu=.");
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</script>IQueryable</a><span id="ID0EEABUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EEABUCAAAAA?vb=(Of |cpp=<|cs=<|fs=<'|nu=(");
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</script><span class="selflink"><span class="typeparam">T2</span></span><span id="ID0ECABUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0ECABUCAAAAA?vb=)|cpp=>|cs=>|fs=>|nu=)");
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</script><br /><span>The second input dataset</span></dd></dl><dl paramName="procFunc"><dt><span class="parameter">procFunc</span></dt><dd>Type: <a href="http://msdn2.microsoft.com/en-us/library/bb335710" target="_blank">System.Linq.Expressions<span id="ID0EBMAAUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EBMAAUCAAAAA?vb=.|cpp=::|cs=.|fs=.|nu=.");
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</script>Expression</a><span id="ID0ELAAUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0ELAAUCAAAAA?vb=(Of |cpp=<|cs=<|fs=<'|nu=(");
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</script><a href="http://msdn2.microsoft.com/en-us/library/bb534647" target="_blank">Func</a><span id="ID0EJAAUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EJAAUCAAAAA?vb=(Of |cpp=<|cs=<|fs=<'|nu=(");
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</script><span class="selflink"><span class="typeparam">T1</span></span>, <span class="selflink"><span class="typeparam">T2</span></span>, <span class="selflink"><span class="typeparam">T3</span></span><span id="ID0EDAAUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EDAAUCAAAAA?vb=)|cpp=>|cs=>|fs=>|nu=)");
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</script><span id="ID0ECAAUCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0ECAAUCAAAAA?vb=)|cpp=>|cs=>|fs=>|nu=)");
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</script><br /><span>The function to apply to each pair of the cross product </span></dd></dl></div><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Type Parameters</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"></div><dl><dt><span class="parameter">T1</span></dt><dd>The type of the records of dataset source1</dd><dt><span class="parameter">T2</span></dt><dd>The type of the records of dataset source2</dd><dt><span class="parameter">T3</span></dt><dd>The type of the records of the result dataset</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="ID0EPCAAAAA"> </span><script type="text/javascript">
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</script><span class="selflink"><span class="typeparam">T3</span></span><span id="ID0ENCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0ENCAAAAA?vb=)|cpp=>|cs=>|fs=>|nu=)");
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</script><br />The output dataset<h4 class="subHeading">Usage Note</h4>In Visual Basic and C#, you can call this method as an instance method on any object of type <a href="http://msdn2.microsoft.com/en-us/library/bb351562" target="_blank">IQueryable</a><span id="ID0EHCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EHCAAAAA?vb=(Of |cpp=<|cs=<|fs=<'|nu=(");
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</script><span class="selflink"><span class="typeparam">T1</span></span><span id="ID0EFCAAAAA"> </span><script type="text/javascript">
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addToLanSpecTextIdSet("ID0EFCAAAAA?vb=)|cpp=>|cs=>|fs=>|nu=)");
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</script>. When you use instance method syntax to call this method, omit the first parameter. For more information, see <a href="http://msdn.microsoft.com/en-us/library/bb384936.aspx" target="_blank">Extension Methods (Visual Basic)</a> or <a href="http://msdn.microsoft.com/en-us/library/bb383977.aspx" target="_blank">Extension Methods (C# Programming Guide)</a>.<a name="seeAlsoSection"><!----></a><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">See Also</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"></div><div class="seeAlsoStyle"><a href="d83d6168-067a-d431-aaf5-3d9515eff360.htm" target="">DryadLinqExtension Class</a></div><div class="seeAlsoStyle"><a href="efe6507e-9fd8-bbd3-8227-fd6ba9e289c1.htm" target="">Microsoft.Research.DryadLinq Namespace</a></div></div></div></div></div><div id="OH_footer" class="OH_footer"><p /><div class="OH_feedbacklink"><a href="mailto:?subject=DryadLINQ+documentation+DryadLinqExtension.CrossProduct(T1%2c+T2%2c+T3)+Method++100+EN-US&body=Your%20feedback%20is%20used%20to%20improve%20the%20documentation%20and%20the%20product.%20Your%20e-mail%20address%20will%20not%20be%20used%20for%20any%20other%20purpose%20and%20is%20disposed%20of%20after%20the%20issue%20you%20report%20is%20resolved.%20While%20working%20to%20resolve%20the%20issue%20that%20you%20report%2c%20you%20may%20be%20contacted%20via%20e-mail%20to%20get%20further%20details%20or%20clarification%20on%20the%20feedback%20you%20sent.%20After%20the%20issue%20you%20report%20has%20been%20addressed%2c%20you%20may%20receive%20an%20e-mail%20to%20let%20you%20know%20that%20your%20feedback%20has%20been%20addressed.">Send Feedback</a> on this topic.</div></div></body></html> |