Closed
Description
openedon Feb 21, 2023
Console.WriteLine("Start");
public class MyContext : DbContext
{
public DbSet<Campaign> Campaigns { get; set; }
public DbSet<SearchCampaign> SearchCampaigns { get; set; }
protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
=> optionsBuilder.UseSqlServer("Server=localhost;Database=test;User=SA;Password=Abcd5678;Connect Timeout=60;ConnectRetryCount=0;Encrypt=false");
protected override void OnModelCreating(ModelBuilder modelBuilder)
{
modelBuilder.Entity<Campaign>(builder =>
{
builder.UseTpcMappingStrategy();
// builder.Property(p => p.Status).HasColumnName("status_new");
});
}
}
public abstract class Campaign
{
public int Id { get; set; }
public int Status { get; set; }
}
public class SearchCampaign : Campaign
{
}Create an initial migration for the above, then uncomment the line renaming the column and add a migration; this throws:
System.InvalidOperationException: Sequence contains no elements
at System.Linq.ThrowHelper.ThrowNoElementsException()
at System.Linq.Enumerable.First[TSource](IEnumerable`1 source)
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.DiffContext.GetTable(IEntityType entityType) in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 2563
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.EntityTypePathEquals(IEntityType source, IEntityType target, DiffContext diffContext) in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 938
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.<>c__DisplayClass38_1.<Diff>b__7(IColumnMapping tm) in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 892
at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source, Func`2 predicate)
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.<>c__DisplayClass38_0.<Diff>b__6(IColumnMapping sm) in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 890
at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source, Func`2 predicate)
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.<>c.<Diff>b__38_2(IColumn s, IColumn t, DiffContext c) in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 888
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.DiffCollection[T](IEnumerable`1 sources, IEnumerable`1 targets, DiffContext diffContext, Func`4 diff, Func`3 add, Func`3 remove, Func`4[] predicates)+MoveNext() in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 2347
at System.Linq.Enumerable.ConcatIterator`1.MoveNext()
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.Diff(ITable source, ITable target, DiffContext diffContext)+MoveNext() in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 612
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.DiffCollection[T](IEnumerable`1 sources, IEnumerable`1 targets, DiffContext diffContext, Func`4 diff, Func`3 add, Func`3 remove, Func`4[] predicates)+MoveNext() in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 2362
at System.Linq.Enumerable.ConcatIterator`1.MoveNext()
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.Sort(IEnumerable`1 operations, DiffContext diffContext) in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 150
at Microsoft.EntityFrameworkCore.Migrations.Internal.MigrationsModelDiffer.GetDifferences(IRelationalModel source, IRelationalModel target) in /home/roji/projects/efcore/src/EFCore.Relational/Migrations/Internal/MigrationsModelDiffer.cs:line 115
at Microsoft.EntityFrameworkCore.Migrations.Design.MigrationsScaffolder.ScaffoldMigration(String migrationName, String rootNamespace, String subNamespace, String language) in /home/roji/projects/efcore/src/EFCore.Design/Migrations/Design/MigrationsScaffolder.cs:line 145
at Microsoft.EntityFrameworkCore.Design.Internal.MigrationsOperations.AddMigration(String name, String outputDir, String contextType, String namespace) in /home/roji/projects/efcore/src/EFCore.Design/Design/Internal/MigrationsOperations.cs:line 92
at Microsoft.EntityFrameworkCore.Design.OperationExecutor.AddMigrationImpl(String name, String outputDir, String contextType, String namespace) in /home/roji/projects/efcore/src/EFCore.Design/Design/OperationExecutor.cs:line 180
at Microsoft.EntityFrameworkCore.Design.OperationExecutor.AddMigration.<>c__DisplayClass0_1.<.ctor>b__0() in /home/roji/projects/efcore/src/EFCore.Design/Design/OperationExecutor.cs:line 168
at Microsoft.EntityFrameworkCore.Design.OperationExecutor.OperationBase.<>c__DisplayClass3_0`1.<Execute>b__0() in /home/roji/projects/efcore/src/EFCore.Design/Design/OperationExecutor.cs:line 729
at Microsoft.EntityFrameworkCore.Design.OperationExecutor.OperationBase.Execute(Action action) in /home/roji/projects/efcore/src/EFCore.Design/Design/OperationExecutor.cs:line 711
Confirmed the above throws for 7.0.3 and latest main, for TPC only. Originally reported as npgsql/efcore.pg#2652.
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