Linking more conceptual docs from API docs

Part of #17508

src/EFCore/ChangeTracking/ChangeTrackerExtensions.cs

@@ -30,6 +30,9 @@ public static class ChangeTrackerExtensions
         ///         It is designed for debugging only and may change arbitrarily between releases.
         ///     </para>
         /// </summary>
+        /// <remarks>
+        ///     For more information, <see href="https://aka.ms/efcore-docs-change-tracking">EF Core change tracking</see>.
+        /// </remarks>
         /// <param name="changeTracker"> The metadata item. </param>
         /// <param name="options"> Options for generating the string. </param>
         /// <param name="indent"> The number of indent spaces to use before each new line. </param>

src/EFCore/ChangeTrackingStrategy.cs

@@ -9,6 +9,9 @@ namespace Microsoft.EntityFrameworkCore
     /// <summary>
     ///     Indicates how the context detects changes to properties for an instance of the entity type.
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-change-detection">Change detection and notifications</see>.
+    /// </remarks>
     public enum ChangeTrackingStrategy
     {
         /// <summary>

src/EFCore/DbContextId.cs

@@ -15,6 +15,10 @@ namespace Microsoft.EntityFrameworkCore
     ///         that it is easy to identify that multiple events are using the same or different context instances.
     ///     </para>
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-dbcontext">
+    ///     DbContext lifetime, configuration, and initialization</see>.
+    /// </remarks>
     public readonly struct DbContextId
     {
         /// <summary>

src/EFCore/DbContextOptions.cs

@@ -17,6 +17,9 @@ namespace Microsoft.EntityFrameworkCore
     ///     <see cref="DbContext.OnConfiguring(DbContextOptionsBuilder)" /> or use a <see cref="DbContextOptionsBuilder" />
     ///     to create instances of this class and it is not designed to be directly constructed in your application code.
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-dbcontext-options">Using DbContextOptions</see>.
+    /// </remarks>
     public abstract class DbContextOptions : IDbContextOptions
     {
         /// <summary>

src/EFCore/DbContextOptionsBuilder.cs

@@ -30,6 +30,9 @@ namespace Microsoft.EntityFrameworkCore
     ///         externally and passing it to the context constructor.
     ///     </para>
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-dbcontext-options">Using DbContextOptions</see>.
+    /// </remarks>
     public class DbContextOptionsBuilder : IDbContextOptionsBuilderInfrastructure
     {
         private DbContextOptions _options;

src/EFCore/DbContextOptionsBuilder`.cs

@@ -26,6 +26,9 @@ namespace Microsoft.EntityFrameworkCore
     ///         externally and passing it to the context constructor.
     ///     </para>
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-dbcontext-options">Using DbContextOptions</see>.
+    /// </remarks>
     /// <typeparam name="TContext"> The type of context to be configured. </typeparam>
     public class DbContextOptionsBuilder<TContext> : DbContextOptionsBuilder
         where TContext : DbContext

src/EFCore/DbContextOptions`.cs

@@ -16,6 +16,9 @@ namespace Microsoft.EntityFrameworkCore
     ///     to create instances of this class and it is not designed to be directly constructed in your application code.
     /// </summary>
     /// <typeparam name="TContext"> The type of the context these options apply to. </typeparam>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-dbcontext-options">Using DbContextOptions</see>.
+    /// </remarks>
     public class DbContextOptions<TContext> : DbContextOptions
         where TContext : DbContext
     {

src/EFCore/DbFunctions.cs

@@ -9,6 +9,9 @@ namespace Microsoft.EntityFrameworkCore
     ///     Provides CLR methods that get translated to database functions when used in LINQ to Entities queries.
     ///     The methods on this class are accessed via <see cref="EF.Functions" />.
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-database-functions">Database functions</see>.
+    /// </remarks>
     public sealed class DbFunctions
     {
         private DbFunctions()

src/EFCore/DbFunctionsExtensions.cs

@@ -10,6 +10,9 @@ namespace Microsoft.EntityFrameworkCore
     ///     Provides CLR methods that get translated to database functions when used in LINQ to Entities queries.
     ///     The methods on this class are accessed via <see cref="EF.Functions" />.
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-database-functions">Database functions</see>.
+    /// </remarks>
     // ReSharper disable once InconsistentNaming
     public static class DbFunctionsExtensions
     {

src/EFCore/DbLoggerCategory.cs

@@ -18,6 +18,9 @@ namespace Microsoft.EntityFrameworkCore
     ///         <see cref="IDiagnosticsLogger{TLoggerCategory}" /> to create a logger.
     ///     </para>
     /// </summary>
+    /// <remarks>
+    ///     For more information, see <see href="https://aka.ms/efcore-docs-diagnostics">Logging, events, and diagnostics</see>.
+    /// </remarks>
     public static class DbLoggerCategory
     {
         /// <summary>