diff --git a/Providers/FreeSql.Provider.Dameng/DamengDbFirst.cs b/Providers/FreeSql.Provider.Dameng/DamengDbFirst.cs
index 0f55c5eb..12619e67 100644
--- a/Providers/FreeSql.Provider.Dameng/DamengDbFirst.cs
+++ b/Providers/FreeSql.Provider.Dameng/DamengDbFirst.cs
@@ -55,7 +55,8 @@ namespace FreeSql.Dameng
 
                 case "char(36)": return DmDbType.Char;
             }
-            switch (column.DbTypeText?.ToLower())
+            if (dbfull?.StartsWith("datetime(") == true) return DmDbType.DateTime;
+			switch (column.DbTypeText?.ToLower())
             {
                 case "bit":
                     _dicDbToCs.TryAdd(dbfull, _dicDbToCs["number(1)"]);
diff --git a/Providers/FreeSql.Provider.Odbc/Dameng/OdbcDamengDbFirst.cs b/Providers/FreeSql.Provider.Odbc/Dameng/OdbcDamengDbFirst.cs
index cb721b49..fe7921cd 100644
--- a/Providers/FreeSql.Provider.Odbc/Dameng/OdbcDamengDbFirst.cs
+++ b/Providers/FreeSql.Provider.Odbc/Dameng/OdbcDamengDbFirst.cs
@@ -54,8 +54,9 @@ namespace FreeSql.Odbc.Dameng
                 case "nvarchar2(255)": return OdbcType.NVarChar;
 
                 case "char(36)": return OdbcType.Char;
-            }
-            switch (column.DbTypeText?.ToLower())
+			}
+			if (dbfull?.StartsWith("datetime(") == true) return OdbcType.DateTime;
+			switch (column.DbTypeText?.ToLower())
             {
                 case "bit":
                     _dicDbToCs.TryAdd(dbfull, _dicDbToCs["number(1)"]);