/// <include file='..\..\..\..\..\..\..\doc\snippets\Microsoft.Data.SqlClient\SqlConnection.xml' path='docs/members[@name="SqlConnection"]/GetSchemaCollectionNameRestrictionValues/*' />
override public DataTable GetSchema(string collectionName, string[] restrictionValues)
{
// NOTE: This is virtual because not all providers may choose to support
// returning schema data
SqlConnection.ExecutePermission.Demand();
return(InnerConnection.GetSchema(ConnectionFactory, PoolGroup, this, collectionName, restrictionValues));
}
/// <summary>
/// Returns schema information for the data source of this <see cref="T:System.Data.Common.DbConnection" /> using the specified string for the schema name and the specified string array for the restriction values.
/// </summary>
/// <param name="collectionName">Specifies the name of the schema to return.</param>
/// <param name="restrictionValues">Specifies a set of restriction values for the requested schema.</param>
/// <returns>
/// A <see cref="T:System.Data.DataTable" /> that contains schema information.
/// </returns>
/// <PermissionSet>
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" PathDiscovery="*AllFiles*" />
/// </PermissionSet>
public override DataTable GetSchema(string collectionName, string[] restrictionValues)
{
if (State != ConnectionState.Open)
{
throw new InvalidOperationException(Messages.CannotCallMethodInThisConnectionState("GetSchema", State));
}
return(InnerConnection.GetSchema(collectionName, restrictionValues));
}
/// <summary>
/// Returns schema information for the data source of this <see cref="T:System.Data.Common.DbConnection" />.
/// </summary>
/// <returns>
/// A <see cref="T:System.Data.DataTable" /> that contains schema information.
/// </returns>
/// <PermissionSet>
/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" PathDiscovery="*AllFiles*" />
/// </PermissionSet>
public override DataTable GetSchema()
{
if (State != ConnectionState.Open)
{
throw new InvalidOperationException(Messages.CannotCallMethodInThisConnectionState("GetSchema", State));
}
return(InnerConnection.GetSchema());
}
public override DataTable GetSchema(string collectionName, string[] restrictionValues)
{
return(InnerConnection.GetSchema(collectionName, restrictionValues));
}
public override DataTable GetSchema(string collectionName)
{
return(InnerConnection.GetSchema(collectionName));
}
public override DataTable GetSchema()
{
return(InnerConnection.GetSchema());
}
public override DataTable GetSchema(string collectionName, string[] restrictionValues)
{
return(InnerConnection.GetSchema(ConnectionFactory, PoolGroup, this, collectionName, restrictionValues));
}
