Add demo

Src/Asp.NetCore2/MongoDbTest/UnitTest/Cases.cs

@@ -17,6 +17,7 @@ namespace MongoDbTest
             QuerySelect2.Init();
             QueryJson.Init();
             QueryJson2.Init();
+            QueryJson3.Init();
             QueryLeftJoin.Init();
             QueryLeftJoin2.Init();
             QueryLeftJoin3.Init();

Src/Asp.NetCore2/MongoDbTest/UnitTest/UnitJson3.cs

@@ -0,0 +1,44 @@
+
+using MongoDbTest;
+using SqlSugar; 
+
+public class QueryJson3
+{
+    public static void Init()
+    {
+        var db = DbHelper.GetNewDb();
+        db.DbMaintenance.TruncateTable<NoticeEntity>();
+        db.Insertable<NoticeEntity>(new NoticeEntity() { Id = 12312312L, NoticeTitle = "88888", noticeContentInfos = new List<NoticeContentInfo>() { new NoticeContentInfo { SubjectId = 1 } } }).ExecuteCommand();
+        var da = db.Updateable<NoticeEntity>()
+            .SetColumns(it => new NoticeEntity { NoticeTitle = "66666" },true ).Where(it => it.Id == 12312312L)
+            .ExecuteCommand() > 0; 
+    }
+}
+
+/// <summary>
+/// 通知公告
+/// </summary>
+[SugarTable("NoticeInfoComponent")]
+public class NoticeEntity
+{
+    [SugarColumn(ColumnName = "_id")]
+    public long Id { get; set; }
+    /// <summary>
+    /// 通知公告标题
+    /// </summary>
+    public string NoticeTitle { get; set; } = null!;
+
+    /// <summary>
+    /// 通知公告内容
+    /// </summary>
+    [SugarColumn(IsJson = true)]
+    public List<NoticeContentInfo> noticeContentInfos { get; set; } = null!;
+}
+
+public class NoticeContentInfo
+{
+    /// <summary>
+    /// 模块
+    /// </summary>
+    public int SubjectId { get; set; }
+}