/// <summary>
        ///     Configures the schema of the view or table that the entity type maps to when targeting a relational database.
        /// </summary>
        /// <param name="entityTypeBuilder"> The builder for the entity type being configured. </param>
        /// <param name="schema"> The schema of the view or table. </param>
        /// <param name="fromDataAnnotation"> Indicates whether the configuration was specified using a data annotation. </param>
        /// <returns>
        ///     The same builder instance if the configuration was applied,
        ///     <see langword="null" /> otherwise.
        /// </returns>
        public static IConventionEntityTypeBuilder ToSchema(
            [NotNull] this IConventionEntityTypeBuilder entityTypeBuilder,
            [CanBeNull] string schema,
            bool fromDataAnnotation = false)
        {
            if (!entityTypeBuilder.CanSetSchema(schema, fromDataAnnotation))
            {
                return(null);
            }

            entityTypeBuilder.Metadata.SetSchema(schema, fromDataAnnotation);
            return(entityTypeBuilder);
        }