DbExpressions.OracleQueryTranslator.VisitUpdateExpression C# (CSharp) Method

        protected override DbExpression VisitUpdateExpression(DbUpdateExpression updateExpression)
        {
            var sb = new StringBuilder();

            if (updateExpression.FromExpression.IsNull())
                sb.AppendFormat("UPDATE {0} ", Visit(updateExpression.Target));
            else
                sb.AppendFormat("UPDATE {0} ", Visit(updateExpression.FromExpression));

            if (!updateExpression.SetExpression.IsNull())
            {
                sb.AppendLine();
                sb.AppendFormat("SET {0} ", Visit(updateExpression.SetExpression));
            }

            if (!updateExpression.WhereExpression.IsNull())
            {
                sb.AppendLine();
                sb.AppendLine("WHERE ");
                sb.AppendFormat(1, "{0} ", Visit(updateExpression.WhereExpression));
            }

            return ExpressionFactory.Sql(sb.ToString().Trim());
        }