添加配置项

MesETL.App/Options/DatabaseOutputOptions.cs

@@ -4,14 +4,17 @@ public class DatabaseOutputOptions
 {
     public string? ConnectionString { get; set; }
 
-    public int MaxAllowedPacket { get; set; } = 64 * 1024 * 1024;
+    public int MaxAllowedPacket { get; set; } = 32 * 1024 * 1024;
 
     public int FlushCount { get; set; } = 10000;
 
     public int MaxDatabaseOutputTask { get; set; } = 4;
 
     public bool TreatJsonAsHex { get; set; } = true;
+
+    public string[] NoOutput { get; set; } = [];
     
+    public Dictionary<string, string>? ForUpdate { get; set; }
 
     /// <summary>
     /// 配置导入数据的特殊列
@@ -22,4 +25,12 @@ public class DatabaseOutputOptions
     {
         return ColumnTypeConfig.GetValueOrDefault($"{table}.{column}", ColumnType.UnDefine);
     }
+
+    public bool TryGetForUpdate(string table, out string? forUpdate)
+    {
+        forUpdate = null;
+        if (ForUpdate is null || !ForUpdate.TryGetValue(table, out forUpdate))
+            return false;
+        return true;
+    }
 }