namespace Backend.DatabaseHandler { public sealed class HistoricalBarRecord { public string Symbol { get; init; } = string.Empty; public string BarSize { get; init; } = string.Empty; public string WhatToShow { get; init; } = string.Empty; public bool UseRth { get; init; } public DateTime TimestampUtc { get; init; } public double Open { get; init; } public double High { get; init; } public double Low { get; init; } public double Close { get; init; } public long Volume { get; init; } } }