Synchronization code

Src/Asp.NetCore2/SqlSugar/Infrastructure/StaticConfig.cs

@@ -9,6 +9,8 @@ namespace SqlSugar
     {
         public static Func<string,string> Encode { get; set; }
         public static Func<string,string> Decode{ get; set; }
+        public static bool AppContext_ConvertInfinityDateTime { get;  set; }
+
         public const string CodeFirst_BigString = "varcharmax,longtext,text,clob";
         public static Func<long> CustomSnowFlakeFunc;
 

Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/PostgreSQLProvider.cs

@@ -14,9 +14,12 @@ namespace SqlSugar
     {
         public PostgreSQLProvider() 
         {
-            
-            AppContext.SetSwitch("Npgsql.EnableLegacyTimestampBehavior", true);
-            AppContext.SetSwitch("Npgsql.DisableDateTimeInfinityConversions", true);
+
+            if (StaticConfig.AppContext_ConvertInfinityDateTime == false)
+            {
+                AppContext.SetSwitch("Npgsql.EnableLegacyTimestampBehavior", true);
+                AppContext.SetSwitch("Npgsql.DisableDateTimeInfinityConversions", true);
+            }
          
         }
         public override IDbConnection Connection