public virtual VfpExpression Visit(VfpUpdateCommandTree expression)
{
return(new VfpUpdateCommandTree(VisitVfpExpressionBinding(expression.Target),
CreateDbSetClauses(expression.SetClauses),
expression.Predicate,
expression.Parameters,
expression.Returning == null ? null : expression.Returning.Accept(this)));
}
private static void GenerateUpdateReturningSql(VfpProviderManifest vfpManifest, VfpUpdateCommandTree commandTree, DmlSqlFormatter formatter, VfpExpression returning)
{
if (returning == null)
{
return;
}
formatter.WriteLine(Indentation.Same);
formatter.Write(VfpCommand.SplitCommandsToken);
formatter.WriteLine(Indentation.Same);
// select
formatter.Write("SELECT ");
returning.Accept(formatter);
formatter.WriteLine(Indentation.Same);
// from
formatter.Write("FROM ");
commandTree.Target.Expression.Accept(formatter);
formatter.WriteLine(Indentation.Same);
// where
formatter.Write("WHERE ");
commandTree.Predicate.Accept(formatter);
}