Correct documentation for SequentialGuidValueGenerator (#20696)

src/EFCore/ValueGeneration/SequentialGuidValueGenerator.cs

@@ -8,10 +8,19 @@
 namespace Microsoft.EntityFrameworkCore.ValueGeneration
 {
     /// <summary>
-    ///     Generates sequential <see cref="Guid" /> values using the same algorithm as NEWSEQUENTIALID()
-    ///     in Microsoft SQL Server. This is useful when entities are being saved to a database where sequential
-    ///     GUIDs will provide a performance benefit. The generated values are non-temporary, meaning they will
-    ///     be saved to the database.
+    ///     <para>
+    ///         Generates sequential <see cref="Guid" /> values optimized for use in Microsoft SQL server clustered
+    ///         keys or indexes, yielding better performance than random values. This is the default generator for
+    ///         SQL Server <see cref="Guid" /> columns which are set to be generated on add.
+    ///     </para>
+    ///     <para>
+    ///         See https://docs.microsoft.com/sql/t-sql/functions/newsequentialid-transact-sql.
+    ///         Although this generator achieves the same goals as SQL Server's NEWSEQUENTIALID, the algorithm used
+    ///         to generate the GUIDs is different.
+    ///     </para>
+    ///     <para>
+    ///         The generated values are non-temporary, meaning they will be saved to the database.
+    ///     </para>
     /// </summary>
     public class SequentialGuidValueGenerator : ValueGenerator<Guid>
     {