Support Oracle DateTimeOffset

Src/Asp.Net/OracleTest/UnitTest/UCodeFirst.cs

@@ -28,6 +28,16 @@ namespace OrmTest
             });
             // db.Utilities.RemoveCacheAll();
             var xxxxx = Db.DbMaintenance.GetColumnInfosByTableName("TESTA1", false);
+            Db.CodeFirst.InitTables<UnitDateOfTime22>();
+            Db.Insertable(new UnitDateOfTime22() { DateTimeOffset1 = DateTimeOffset.Now }).ExecuteCommand();
+            Db.Insertable(new List<UnitDateOfTime22> { new UnitDateOfTime22() { DateTimeOffset1 = DateTimeOffset.Now }, new UnitDateOfTime22() { DateTimeOffset1 = DateTimeOffset.Now } }).ExecuteCommand();
+            var list2 = Db.Queryable<UnitDateOfTime22>().ToList();
+
+        }
+        [SqlSugar.SugarTable("UnitDateOfTime2211")]
+        public class UnitDateOfTime22
+        {
+            public DateTimeOffset DateTimeOffset1 { get; set; }
         }
         public class TESTA1 { 
            public string X { get; set; }

Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs

@@ -143,6 +143,11 @@ namespace SqlSugar
                     sqlParameter.DbType = System.Data.DbType.String;
                     sqlParameter.Value = sqlParameter.Value.ObjToString();
                 }
+                else if (parameter.DbType == System.Data.DbType.DateTimeOffset)
+                {
+                    sqlParameter.Value = UtilMethods.ConvertFromDateTimeOffset((DateTimeOffset)parameter.Value);
+                    sqlParameter.DbType = System.Data.DbType.DateTime;
+                }
                 else if (parameter.DbType == System.Data.DbType.Boolean)
                 {
                     sqlParameter.DbType = System.Data.DbType.Int16;

Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleInsertBuilder.cs

@@ -134,14 +134,19 @@ namespace SqlSugar
                 else if (type == UtilConstants.BoolType)
                 {
                     return value.ObjToBool() ? "1" : "0";
+                } 
+                else if (type==UtilConstants.DateTimeOffsetType) 
+                {
+                    var date= UtilMethods.ConvertFromDateTimeOffset((DateTimeOffset)value);
+                    return "to_date('" + date.ToString("yyyy-MM-dd HH:mm:ss") + "', 'YYYY-MM-DD HH24:MI:SS') ";
                 }
                 else if (type == UtilConstants.StringType || type == UtilConstants.ObjType)
                 {
-                    return N+"'" + value.ToString().ToSqlFilter() + "'";
+                    return N + "'" + value.ToString().ToSqlFilter() + "'";
                 }
                 else
                 {
-                    return N+"'" + value.ToString() + "'";
+                    return N + "'" + value.ToString() + "'";
                 }
             }
         }

Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleUpdateBuilder.cs

@@ -76,6 +76,11 @@ namespace SqlSugar
                 {
                     return value.ObjToBool() ? "1" : "0";
                 }
+                else if (type == UtilConstants.DateTimeOffsetType)
+                {
+                    var date = UtilMethods.ConvertFromDateTimeOffset((DateTimeOffset)value);
+                    return "to_date('" + date.ToString("yyyy-MM-dd HH:mm:ss") + "', 'YYYY-MM-DD HH24:MI:SS') ";
+                }
                 else if (type == UtilConstants.StringType || type == UtilConstants.ObjType)
                 {
                     return N + "'" + value.ToString().ToSqlFilter() + "'";