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| <title>Class QueryIndex |
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| |
| |
| <h1 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex" class="text-break">Class QueryIndex |
| </h1> |
| <div class="markdown level0 summary"><p>Represents cache query index configuration.</p> |
| </div> |
| <div class="markdown level0 conceptual"></div> |
| <div class="inheritance"> |
| <h5>Inheritance</h5> |
| <div class="level0"><span class="xref">System.Object</span></div> |
| <div class="level1"><span class="xref">QueryIndex</span></div> |
| </div> |
| <div class="inheritedMembers"> |
| <h5>Inherited Members</h5> |
| <div> |
| <span class="xref">System.Object.ToString()</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.Equals(System.Object)</span> |
| </div> |
| <div> |
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| </div> |
| <div> |
| <span class="xref">System.Object.ReferenceEquals(System.Object, System.Object)</span> |
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| <div> |
| <span class="xref">System.Object.GetHashCode()</span> |
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| <div> |
| <span class="xref">System.Object.GetType()</span> |
| </div> |
| <div> |
| <span class="xref">System.Object.MemberwiseClone()</span> |
| </div> |
| </div> |
| <h6><strong>Namespace</strong>: <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.html">Apache.Ignite.Core.Cache.Configuration</a></h6> |
| <h6><strong>Assembly</strong>: Apache.Ignite.Core.dll</h6> |
| <h5 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_syntax">Syntax</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public class QueryIndex</code></pre> |
| </div> |
| <h3 id="constructors">Constructors |
| </h3> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor">QueryIndex()</h4> |
| <div class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndex.html">QueryIndex</a> class.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public QueryIndex()</code></pre> |
| </div> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_Apache_Ignite_Core_Cache_Configuration_QueryIndexField___" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor(Apache.Ignite.Core.Cache.Configuration.QueryIndexField[])">QueryIndex(QueryIndexField[])</h4> |
| <div class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndex.html">QueryIndex</a> class.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public QueryIndex(params QueryIndexField[] fields)</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><a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndexField.html">QueryIndexField</a>[]</td> |
| <td><span class="parametername">fields</span></td> |
| <td><p>The fields.</p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_System_Boolean_Apache_Ignite_Core_Cache_Configuration_QueryIndexType_System_String___" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor(System.Boolean,Apache.Ignite.Core.Cache.Configuration.QueryIndexType,System.String[])">QueryIndex(Boolean, QueryIndexType, String[])</h4> |
| <div class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndex.html">QueryIndex</a> class.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public QueryIndex(bool isDescending, QueryIndexType indexType, params string[] fieldNames)</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">System.Boolean</span></td> |
| <td><span class="parametername">isDescending</span></td> |
| <td><p>Sort direction.</p> |
| </td> |
| </tr> |
| <tr> |
| <td><a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndexType.html">QueryIndexType</a></td> |
| <td><span class="parametername">indexType</span></td> |
| <td><p>Type of the index.</p> |
| </td> |
| </tr> |
| <tr> |
| <td><span class="xref">System.String</span>[]</td> |
| <td><span class="parametername">fieldNames</span></td> |
| <td><p>Names of the fields to index.</p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_System_Boolean_System_String___" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor(System.Boolean,System.String[])">QueryIndex(Boolean, String[])</h4> |
| <div class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndex.html">QueryIndex</a> class.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public QueryIndex(bool isDescending, params string[] fieldNames)</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">System.Boolean</span></td> |
| <td><span class="parametername">isDescending</span></td> |
| <td><p>Sort direction.</p> |
| </td> |
| </tr> |
| <tr> |
| <td><span class="xref">System.String</span>[]</td> |
| <td><span class="parametername">fieldNames</span></td> |
| <td><p>Names of the fields to index.</p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex__ctor_System_String___" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.#ctor(System.String[])">QueryIndex(String[])</h4> |
| <div class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndex.html">QueryIndex</a> class.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public QueryIndex(params string[] fieldNames)</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">System.String</span>[]</td> |
| <td><span class="parametername">fieldNames</span></td> |
| <td><p>Names of the fields to index.</p> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <h3 id="fields">Fields |
| </h3> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_DefaultInlineSize" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.DefaultInlineSize">DefaultInlineSize</h4> |
| <div class="markdown level1 summary"><p>Default value for <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndex.html#Apache_Ignite_Core_Cache_Configuration_QueryIndex_InlineSize">InlineSize</a>.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public const int DefaultInlineSize = -1</code></pre> |
| </div> |
| <h5 class="fieldValue">Field 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">System.Int32</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <h3 id="properties">Properties |
| </h3> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_Fields_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.Fields*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_Fields" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.Fields">Fields</h4> |
| <div class="markdown level1 summary"><p>Gets or sets a collection of fields to be indexed.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public ICollection<QueryIndexField> Fields { 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">System.Collections.Generic.ICollection</span><<a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndexField.html">QueryIndexField</a>></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_IndexType_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.IndexType*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_IndexType" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.IndexType">IndexType</h4> |
| <div class="markdown level1 summary"><p>Gets or sets the type of the index.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public QueryIndexType IndexType { 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><a class="xref" href="Apache.Ignite.Core.Cache.Configuration.QueryIndexType.html">QueryIndexType</a></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_InlineSize_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.InlineSize*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_InlineSize" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.InlineSize">InlineSize</h4> |
| <div class="markdown level1 summary"><p>Gets index inline size in bytes. When enabled part of indexed value will be placed directly to index pages, |
| thus minimizing data page accesses and increasing query performance. |
| <p> |
| Allowed values: |
| <ul> |
| <li><code>-1</code> (default) - determine inline size automatically(see below)</li> |
| <li><code>0</code> - index inline is disabled(not recommended)</li> |
| <li>positive value - fixed index inline</li> |
| </ul> |
| When set to <code>-1</code>, Ignite will try to detect inline size automatically. It will be no more than |
| <a class="xref" href="Apache.Ignite.Core.Cache.Configuration.CacheConfiguration.html#Apache_Ignite_Core_Cache_Configuration_CacheConfiguration_SqlIndexMaxInlineSize">SqlIndexMaxInlineSize</a>. |
| Index inline will be enabled for all fixed-length types, |
| but <strong>will not be enabled</strong> for <span class="xref">System.String</span>.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public int InlineSize { 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">System.Int32</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| <a id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_Name_" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.Name*"></a> |
| <h4 id="Apache_Ignite_Core_Cache_Configuration_QueryIndex_Name" data-uid="Apache.Ignite.Core.Cache.Configuration.QueryIndex.Name">Name</h4> |
| <div class="markdown level1 summary"><p>Gets or sets the index name. |
| Will be set automatically if not specified.</p> |
| </div> |
| <div class="markdown level1 conceptual"></div> |
| <h5 class="decalaration">Declaration</h5> |
| <div class="codewrapper"> |
| <pre><code class="lang-csharp hljs">public string Name { 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">System.String</span></td> |
| <td></td> |
| </tr> |
| </tbody> |
| </table> |
| </article> |
| </div> |
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