IDBSchemaProviderEx Interface

Provides the capability to customize the database schema.

Namespace: DevExpress.DataAccess.Sql

Assembly: DevExpress.DataAccess.v18.1.dll

Declaration

C#

public interface IDBSchemaProviderEx

VB.NET

Public Interface IDBSchemaProviderEx

Related API Members

The following members accept/return IDBSchemaProviderEx objects:

Library	Related API Members
Cross-Platform Class Library	EditQueryContext.DBSchemaProviderEx
	IDataSourceWizardDBSchemaProviderExFactory.Create()
	ManageRelationsContext.DBSchemaProviderEx
	QueryBuilderEditQueryContext.DBSchemaProvider
WinForms Controls	EditQueryContext.DBSchemaProviderEx
	ManageRelationsContext.DBSchemaProviderEx
	QueryBuilderEditQueryContext.DBSchemaProvider
Dashboard	ASPxDashboardViewer.DBSchemaProviderEx
	DashboardDesigner.CustomDBSchemaProviderEx
	DashboardViewer.CustomDBSchemaProviderEx

Remarks

The methods of the IDBSchemaProviderEx interface specify which tables, views and/or stored procedures will be included in a custom database schema.

For a default implementation of this interface, use the DBSchemaProviderEx class.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the IDBSchemaProviderEx interface.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

Reporting_data-source-wizard-how-to-customize-the-standard-query-builder-dialog-t333785/CS/ReplaceQueryBuilderSample/MyConfigureQueryPageEx.cs#L12

class MyConfigureQueryPageEx<TModel> : MyConfigureQueryPage<TModel> where TModel : XtraReportModel {
    public MyConfigureQueryPageEx(IMultiQueryConfigurePageView view, IWizardRunnerContext context, IDBSchemaProviderEx dbSchemaProvider, IParameterService parameterService) : base(view, context, dbSchemaProvider, parameterService) { }

data-source-wizard-how-to-display-a-list-of-available-tables-after-data-base-selection-t279129/CS/DSWizardQueryTables/ConfigureQueryPageEx.cs#L15

readonly IDBSchemaProviderEx schemaProvider;
SelectQuery result;

winforms-dashboard-designer-how-to-customize-a-data-store-schema-for-sql-data-sources-e5051/CS/Dashboard_CustomSchemaProvider/Form1.cs#L22

// IDBSchemaProvider interface.
class CustomDBSchemaProvider : IDBSchemaProviderEx {
    DBTable[] tables;

aspnet-mvc-dashboard-how-to-customize-a-data-store-schema-for-sql-data-sources-t584271/CS/MvcDashboard_CustomSchemaProvider/App_Start/DashboardConfig.cs#L22

// IDBSchemaProvider interface.
class CustomDBSchemaProvider : IDBSchemaProviderEx {
    DBTable[] tables;

VB.NET

winforms-dashboard-designer-how-to-customize-a-data-store-schema-for-sql-data-sources-e5051/VB/Dashboard_CustomSchemaProvider/Form1.vb#L25

Private Class CustomDBSchemaProvider
    Implements IDBSchemaProviderEx

aspnet-mvc-dashboard-how-to-customize-a-data-store-schema-for-sql-data-sources-t584271/VB/MvcDashboard_CustomSchemaProvider/App_Start/DashboardConfig.vb#L27

Friend Class CustomDBSchemaProvider
    Implements IDBSchemaProviderEx

Reporting_data-source-wizard-how-to-customize-the-standard-query-builder-dialog-t333785/VB/ReplaceQueryBuilderSample/MyConfigureQueryPageEx.vb#L14

Public Sub New(ByVal view As IMultiQueryConfigurePageView, ByVal context As IWizardRunnerContext, ByVal dbSchemaProvider As IDBSchemaProviderEx, ByVal parameterService As IParameterService)
    MyBase.New(view, context, dbSchemaProvider, parameterService)

data-source-wizard-how-to-display-a-list-of-available-tables-after-data-base-selection-t279129/VB/DSWizardQueryTables/ConfigureQueryPageEx.vb#L15

Private ReadOnly schemaProvider As IDBSchemaProviderEx
Private result As SelectQuery