BTDB.ODBLayer.TableVersionInfo.Equal C# (CSharp) Method

        internal static bool Equal(TableVersionInfo a, TableVersionInfo b)
        {
            if (a.FieldCount != b.FieldCount) return false;
            for (int i = 0; i < a.FieldCount; i++)
            {
                if (!TableFieldInfo.Equal(a[i], b[i])) return false;
            }
            return true;
        }

        internal void EnsureClientTypeVersion()
        {
            if (ClientTypeVersion != 0)
            {
                return;
            }
            EnsureKnownLastPersistedVersion();
            var props  = _clientType.GetProperties();
            var fields = new List <TableFieldInfo>(props.Length);

            foreach (var pi in props)
            {
                fields.Add(TableFieldInfo.Build(Name, pi, _tableInfoResolver.FieldHandlerFactory, ClientType));
            }
            var tvi = new TableVersionInfo(fields.ToArray());

            if (LastPersistedVersion == 0)
            {
                _tableVersions.TryAdd(1, tvi);
                ClientTypeVersion = 1;
            }
            else
            {
                var last = _tableVersions.GetOrAdd(LastPersistedVersion, v => _tableInfoResolver.LoadTableVersionInfo(_id, v, Name));
                if (TableVersionInfo.Equal(last, tvi))
                {
                    ClientTypeVersion = LastPersistedVersion;
                }
                else
                {
                    _tableVersions.TryAdd(LastPersistedVersion + 1, tvi);
                    ClientTypeVersion = LastPersistedVersion + 1;
                }
            }
        }