`EnableLegacyTimestampBehavior` if dbms is pgsql.

framework/src/Volo.Abp.Cli.Core/Volo/Abp/Cli/ProjectBuilding/Building/Steps/AppNoLayersDatabaseManagementSystemChangeStep.cs

@@ -19,6 +19,7 @@ public class AppNoLayersDatabaseManagementSystemChangeStep : ProjectBuildPipelin
                 break;
 
             case DatabaseManagementSystem.PostgreSQL:
+                context.Symbols.Add("dbms:PostgreSQL");
                 ChangeEntityFrameworkCoreDependency(context, "Volo.Abp.EntityFrameworkCore.PostgreSql",
                     "Volo.Abp.EntityFrameworkCore.PostgreSql",
                     "AbpEntityFrameworkCorePostgreSqlModule");

templates/app-nolayers/aspnet-core/MyCompanyName.MyProjectName.Blazor.Server/Program.cs

@@ -9,6 +9,10 @@ public class Program
 {
     public async static Task<int> Main(string[] args)
     {
+//<TEMPLATE-REMOVE IF-NOT='dbms:PostgreSQL'>
+        // https://www.npgsql.org/efcore/release-notes/6.0.html#opting-out-of-the-new-timestamp-mapping-logic
+        AppContext.SetSwitch("Npgsql.EnableLegacyTimestampBehavior", true);
+//</TEMPLATE-REMOVE>
         var loggerConfiguration = new LoggerConfiguration()
 #if DEBUG
             .MinimumLevel.Debug()

templates/app-nolayers/aspnet-core/MyCompanyName.MyProjectName.Host/Program.cs

@@ -8,6 +8,10 @@ public class Program
 {
     public async static Task<int> Main(string[] args)
     {
+//<TEMPLATE-REMOVE IF-NOT='dbms:PostgreSQL'>
+        // https://www.npgsql.org/efcore/release-notes/6.0.html#opting-out-of-the-new-timestamp-mapping-logic
+        AppContext.SetSwitch("Npgsql.EnableLegacyTimestampBehavior", true);
+//</TEMPLATE-REMOVE>
         var loggerConfiguration = new LoggerConfiguration()
 #if DEBUG
             .MinimumLevel.Debug()

templates/app-nolayers/aspnet-core/MyCompanyName.MyProjectName.Mvc/Program.cs

@@ -9,6 +9,10 @@ public class Program
 {
     public async static Task<int> Main(string[] args)
     {
+//<TEMPLATE-REMOVE IF-NOT='dbms:PostgreSQL'>
+        // https://www.npgsql.org/efcore/release-notes/6.0.html#opting-out-of-the-new-timestamp-mapping-logic
+        AppContext.SetSwitch("Npgsql.EnableLegacyTimestampBehavior", true);
+//</TEMPLATE-REMOVE>
         var loggerConfiguration = new LoggerConfiguration()
 #if DEBUG
             .MinimumLevel.Debug()

templates/app/aspnet-core/src/MyCompanyName.MyProjectName.EntityFrameworkCore/EntityFrameworkCore/MyProjectNameDbContextFactory.cs

@@ -11,6 +11,10 @@ public class MyProjectNameDbContextFactory : IDesignTimeDbContextFactory<MyProje
 {
     public MyProjectNameDbContext CreateDbContext(string[] args)
     {
+//<TEMPLATE-REMOVE IF-NOT='dbms:PostgreSQL'>
+        // https://www.npgsql.org/efcore/release-notes/6.0.html#opting-out-of-the-new-timestamp-mapping-logic
+        AppContext.SetSwitch("Npgsql.EnableLegacyTimestampBehavior", true);
+//</TEMPLATE-REMOVE>
         MyProjectNameEfCoreEntityExtensionMappings.Configure();
 
         var configuration = BuildConfiguration();

templates/app/aspnet-core/src/MyCompanyName.MyProjectName.EntityFrameworkCore/EntityFrameworkCore/MyProjectNameEntityFrameworkCoreModule.cs

@@ -29,6 +29,10 @@ public class MyProjectNameEntityFrameworkCoreModule : AbpModule
 {
     public override void PreConfigureServices(ServiceConfigurationContext context)
     {
+//<TEMPLATE-REMOVE IF-NOT='dbms:PostgreSQL'>
+        // https://www.npgsql.org/efcore/release-notes/6.0.html#opting-out-of-the-new-timestamp-mapping-logic
+        AppContext.SetSwitch("Npgsql.EnableLegacyTimestampBehavior", true);
+//</TEMPLATE-REMOVE>
         MyProjectNameEfCoreEntityExtensionMappings.Configure();
     }