</ iframe > </noscript> <!-- End Google Tag Manager (noscript) --> <div id="BeforeHeaderContent"> </div> <div id="HeaderContent"> <div id="ProjectTitle">DataObjects for .NET</div> <div id="PageTitle"><div id="PageTitleText">C1SchemaDef Class</div></div> </div> <div id="AfterHeaderContent"> <a class="PageLink" href="C1.Data.2~C1.Data.C1SchemaDef_members.html">Members</a> <!-- Spacing --> <span id="ToggleAllSectionsLink" class="FunctionLink"> <label id="CollapseAllLabel">Collapse All</label> <label id="ExpandAllLabel" style="display: none;">Expand All</label> </span><!-- Spacing --> <span id="LanguageFilterPopupLink" class="PopupLink" data-popupcontentsource="#LanguageCheckboxes" data-popuptitle='Language Filter'> <label id="ShowAllLabel" for="LanguageFilterPopupLink"> Language Filter: All </label> <label id="MultipleLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Multiple </label> <label id="VBAllLabel" for="LanguageFilterPopupLink" style="display: none;"> Language Filter: Visual Basic </label> <label id="VBLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: Visual Basic (Declaration)</label> <label id="CSLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: C#</label> </span> <div class="PopupContent" id="LanguageCheckboxes"> <input data-languagename="VB" id="VBLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentVB"> <label class="LanguageFilter" for="VBCheckbox"> Visual Basic (Declaration) </label> <br><input data-languagename="CS" id="CSLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentCS"> <label class="LanguageFilter" for="CSCheckbox"> C# </label> </div> </div> <div class="BreadcrumbsContainer"><table><tr><td> <a href="C1.Data.2.html">C1.Data.2 Assembly</a> > <a href="C1.Data.2~C1.Data_namespace.html">C1.Data Namespace</a> : C1SchemaDef Class</td></tr></table></div> <div id="BodyContent"> <div class="DescriptionContent">The C1SchemaDef component hosts a Schema object that is the basis of a C1DataObjects data library or direct client.</div> <div class="SectionHeading" id="objectmodelSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Object Model</span></div><div id="objectmodelSectionContent" class="SectionContent"><map id="dxdiagram" name="dxdiagram"><area shape="rect" coords="2,2,94,25" href="C1.Data.2~C1.Data.C1SchemaDef.html" alt="C1SchemaDef Class"></map><img border="0" src="dotnetdiagramimages/C1_Data_2_C1_Data_C1SchemaDef.png" usemap="#dxdiagram"></div> <div class="SectionHeading" id="syntaxSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Syntax</span></div><div id="syntaxSectionContent" class="SectionContent"> <div class="TabContainer" id="TabContainer"> <ul> <li class="FilteredContentVBAll"><a href="#Syntax-VBAll">Visual Basic</a></li> <li class="FilteredContentCS"><a href="#Syntax-CS">C#</a></li> </ul> <div id="Syntax-VB" class="FilteredContentVB"> <pre>'Declaration Public Class C1SchemaDef Inherits <a href="C1.Data.2~C1.Data.SchemaBase.html">SchemaBase</a></pre> </div> <div id="Syntax-CS" class="FilteredContentCS"> <pre>public class C1SchemaDef : <a href="C1.Data.2~C1.Data.SchemaBase.html">SchemaBase</a> </pre> </div> </div> </div> <div class="SectionHeading" id="remarksSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Remarks</span></div><div id="remarksSectionContent" class="SectionContent">The <a href="C1.Data.2~C1.Data.C1SchemaDef~Schema.html">Schema</a> object associated with a C1SchemaDef component is created and edited using the Schema Designer invoked from the context menu of a C1SchemaDef component. A C1DataObjects data library always contains a single schema, that is, a single C1SchemaDef component. An application that uses C1DataObjects directly, without a data library (<span>Direct Client</span>) is allowed to have multiple schemas, each stored in its own C1SchemaDef component.</div> <a name="exampleBookmark"></a> <div class="SectionHeading" id="inheritanceSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Inheritance Hierarchy</span></div><div id="inheritanceSectionContent" class="SectionContent"><p>System.Object<br> System.MarshalByRefObject<br> System.ComponentModel.Component<br> <a href="C1.Data.2~C1.Data.SchemaBase.html">C1.Data.SchemaBase</a><br> <strong>C1.Data.C1SchemaDef</strong><br></p></div> <a name="seealsobookmark"></a> <div class="SectionHeading" id="seealsoSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">See Also</span></div><div id="seealsoSectionContent" class="SectionContent"><h4 class="subHeading">Reference</h4><p><a href="C1.Data.2~C1.Data.C1SchemaDef_members.html">C1SchemaDef Members</a> <br><a href="C1.Data.2~C1.Data_namespace.html">C1.Data Namespace</a> <br><strong>Schema Objects</strong> <br><strong>Application Configurations</strong> </p> </div> </div> <div id="FooterContent"> <p> </p><p> </p><hr style="height: 1px"><p>Copyright (c) <script type="text/javascript"> var theDate=new Date() document.write(theDate.getFullYear()) </script> GrapeCity, inc. 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