示例#1
0
        public async Task <int> GetNext(IdSequence sequence)
        {
            await using var command = _context.Database
                                      .GetDbConnection()
                                      .CreateCommand();

            command.CommandText = $"select nextval('{sequence.Name}')";
            command.CommandType = CommandType.Text;

            _context.Database.OpenConnection();

            var result = await command.ExecuteScalarAsync();

            return(int.Parse(result.ToString(), CultureInfo.InvariantCulture));
        }
示例#2
0
 public static void ApplySequenceConfiguration(this ModelBuilder modelBuilder, IdSequence sequence)
 {
     modelBuilder.HasSequence <int>(sequence.Name)
     .StartsAt(1)
     .IncrementsBy(1);
 }