32 lines
14 KiB
HTML
32 lines
14 KiB
HTML
<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>DataProvider Class</title><meta name="Language" content="en-us" /><meta name="System.Keywords" content="DataProvider class" /><meta name="System.Keywords" content="Microsoft.Research.DryadLinq.DataProvider class" /><meta name="System.Keywords" content="DataProvider class, about DataProvider class" /><meta name="Microsoft.Help.F1" content="Microsoft.Research.DryadLinq.DataProvider" /><meta name="Microsoft.Help.Id" content="T:Microsoft.Research.DryadLinq.DataProvider" /><meta name="Description" content="DataProvider provides an abstraction for different data backends. New data storage backends could be added by subclassing this class." /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="true" /><meta name="container" content="Microsoft.Research.DryadLinq" /><meta name="file" content="e30d9823-523d-4504-b321-4c990c768d6d" /><meta name="guid" content="e30d9823-523d-4504-b321-4c990c768d6d" /></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">DataProvider Class</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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DataProvider provides an abstraction for different data backends. New data storage backends
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could be added by subclassing this class.
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</div><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Inheritance Hierarchy</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">System<span id="LSTECCAA0D8_0"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTECCAA0D8_0?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Object</a><br /> <span class="selflink">Microsoft.Research.DryadLinq<span id="LSTECCAA0D8_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTECCAA0D8_1?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>DataProvider</span><br /><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: 0.1.5.0 (0.1.5.0)<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="keyword">abstract</span> <span class="keyword">class</span> <span class="identifier">DataProvider</span></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">MustInherit</span> <span class="keyword">Class</span> <span class="identifier">DataProvider</span></pre></div><div id="ID0ECCA_code_Div3" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">public</span> <span class="keyword">ref class</span> <span class="identifier">DataProvider</span> <span class="keyword">abstract</span></pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0ECCA");</script><p>The <span class="selflink">DataProvider</span> type exposes the following members.</p><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Constructors</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><table id="memberList" class="members"><tr><th class="ps_iconColumn">
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</th><th>Name</th><th>Description</th></tr><tr data="protected;declared;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="59154932-1406-ee03-f7cf-759e92e86ace.htm">DataProvider</a></td><td><div class="summary">Initializes a new instance of the <span class="selflink">DataProvider</span> class</div></td></tr></table><a href="#mainBody">Top</a><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Methods</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><table id="memberList" class="members"><tr><th class="ps_iconColumn">
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</th><th>Name</th><th>Description</th></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="7957fe73-07cf-2939-6e5e-a974e62adae3.htm">CheckExistence</a></td><td><div class="summary">
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Checks the existence of a specified dataset.
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</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="76dc89db-d2f7-c6b1-ee72-231a3e1881fc.htm">Egress</a></td><td><div class="summary">
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Creates an instance of Stream for a dataset at a specified location. This is
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used by DryadLINQ to read a .NET collection from a store.
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</div></td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/bsc2ak47" target="_blank">Equals</a></td><td><div class="summary">Determines whether the specified <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a> is equal to the current <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="protected;inherited;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/4k87zsw7" target="_blank">Finalize</a></td><td><div class="summary">Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/zdee4b3y" target="_blank">GetHashCode</a></td><td><div class="summary">Serves as a hash function for a particular type. </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="03212629-8351-bc14-0918-ef18541c60f6.htm">GetMetaData</a></td><td><div class="summary">
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Gets the metadata of a specified dataset.
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</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="e491d2f3-4406-ba06-33ac-287ada771687.htm">GetStreamInfo</a></td><td><div class="summary">
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Gets information of a specified dataset.
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</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="893d5450-6706-1bac-214f-1be575dcb4a9.htm">GetTemporaryStreamUri</a></td><td><div class="summary">
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Gets a URI to store a temporary dataset.
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</div></td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/dfwy45w9" target="_blank">GetType</a></td><td><div class="summary">Gets the <a href="http://msdn2.microsoft.com/en-us/library/42892f65" target="_blank">Type</a> of the current instance.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="732ee21c-7fe8-3dbc-df38-0bdfff4b56c5.htm">Ingress<span id="LSTECCAA0D8_2"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTECCAA0D8_2?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>T<span id="LSTECCAA0D8_3"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTECCAA0D8_3?cs=>|vb=)|cpp=>|fs=>|nu=)");</script></a></td><td><div class="summary">
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Ingress a .NET collection to a specified store location.
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</div></td></tr><tr data="protected;inherited;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/57ctke0a" target="_blank">MemberwiseClone</a></td><td><div class="summary">Creates a shallow copy of the current <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;static;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /><img src="../icons/static.gif" alt="Static member" title="Static member" /></td><td><a href="a75dd58d-7100-3ca7-290f-9bdb23548453.htm">Register</a></td><td><div class="summary">
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Registers a new <span class="selflink">DataProvider</span>. This can be used to extend DryadLINQ to
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interact with a new kind of data store.
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</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="325384d4-2a45-fe6c-b801-212e9d856332.htm">RewriteUri<span id="LSTECCAA0D8_4"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTECCAA0D8_4?cs=<|vb=(Of |cpp=<|fs=<'|nu=(");</script>T<span id="LSTECCAA0D8_5"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTECCAA0D8_5?cs=>|vb=)|cpp=>|fs=>|nu=)");</script></a></td><td><div class="summary">
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Rewrites the URI of a dataset. Allows DataProvider specific rewriting.
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</div></td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/7bxwbwt2" target="_blank">ToString</a></td><td><div class="summary">Returns a string that represents the current object.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr></table><a href="#mainBody">Top</a><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Properties</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><table id="memberList" class="members"><tr><th class="ps_iconColumn">
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</th><th>Name</th><th>Description</th></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="b858c440-72f0-0ede-cb6e-92651cf1c9e7.htm">PathSeparator</a></td><td><div class="summary">
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The path separator of this data provider.
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</div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="8c73442d-fbb2-4170-5d0f-2a61d34c83ca.htm">Scheme</a></td><td><div class="summary">
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The scheme of this data provider.
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</div></td></tr></table><a href="#mainBody">Top</a><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="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> |