更新错误的命名 #103

FreeSql.DbContext/Extensions/FreeSqlDbContextExtensions.cs

@@ -0,0 +1,42 @@
+using FreeSql;
+using System;
+using System.Collections.Concurrent;
+
+public static class FreeSqlDbContextExtensions
+{
+
+    /// <summary>
+    /// 创建普通数据上下文档对象
+    /// </summary>
+    /// <param name="that"></param>
+    /// <returns></returns>
+    public static DbContext CreateDbContext(this IFreeSql that)
+    {
+        return new FreeContext(that);
+    }
+
+    /// <summary>
+    /// 不跟踪查询的实体数据（在不需要更新其数据时使用），可提长查询性能
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    /// <param name="select"></param>
+    /// <returns></returns>
+    public static ISelect<T> NoTracking<T>(this ISelect<T> select) where T : class
+    {
+        return select.TrackToList(null);
+    }
+
+    /// <summary>
+    /// 设置 DbContext 选项设置
+    /// </summary>
+    /// <param name="that"></param>
+    /// <param name="options"></param>
+    public static void SetDbContextOptions(this IFreeSql that, Action<DbContextOptions> options)
+    {
+        if (options == null) return;
+        var cfg = _dicSetDbContextOptions.GetOrAdd(that, t => new DbContextOptions());
+        options(cfg);
+        _dicSetDbContextOptions.AddOrUpdate(that, cfg, (t, o) => cfg);
+    }
+    internal static ConcurrentDictionary<IFreeSql, DbContextOptions> _dicSetDbContextOptions = new ConcurrentDictionary<IFreeSql, DbContextOptions>();
+}