Support SqlServer TypeName

Src/Asp.Net/SqlSugar/ExpressionsToSql/Common/SugarParameter.cs

@@ -41,6 +41,35 @@ namespace SqlSugar
             SettingDataType(type);
         }
 
+
+        public SugarParameter(string name, object value, System.Data.DbType type)
+        {
+            this.Value = value;
+            this.ParameterName = name;
+            this.DbType = type;
+        }
+        public SugarParameter(string name, DataTable value,string SqlServerTypeName)
+        {
+            this.Value = value;
+            this.ParameterName = name;
+            this.TypeName = SqlServerTypeName;
+        }
+        public SugarParameter(string name, object value, System.Data.DbType type, ParameterDirection direction)
+        {
+            this.Value = value;
+            this.ParameterName = name;
+            this.Direction = direction;
+            this.DbType = type;
+        }
+        public SugarParameter(string name, object value, System.Data.DbType type, ParameterDirection direction, int size)
+        {
+            this.Value = value;
+            this.ParameterName = name;
+            this.Direction = direction;
+            this.Size = size;
+            this.DbType = type;
+        }
+
         private void SettingDataType(Type type)
         {
             if (type == UtilConstants.ByteArrayType)
@@ -197,5 +226,8 @@ namespace SqlSugar
         {
             this.DbType = System.Data.DbType.String;
         }
+
+
+        public string TypeName { get; set; }
     }
 }

Src/Asp.Net/SqlSugar/Realization/SqlServer/SqlServerProvider.cs

@@ -66,8 +66,8 @@ namespace SqlSugar
             }
             if (parameters.HasValue())
             {
-                IDataParameter[] ipars = ToIDbDataParameter(parameters);
+                SqlParameter[] ipars = GetSqlParameter(parameters);
-                sqlCommand.Parameters.AddRange((SqlParameter[])ipars);
+                sqlCommand.Parameters.AddRange(ipars);
             }
             CheckConnection();
             return sqlCommand;
@@ -108,5 +108,42 @@ namespace SqlSugar
             }
             return result;
         }
+        /// <summary>
+        /// if mysql return MySqlParameter[] pars
+        /// if sqlerver return SqlParameter[] pars ...
+        /// </summary>
+        /// <param name="parameters"></param>
+        /// <returns></returns>
+        public SqlParameter[] GetSqlParameter(params SugarParameter[] parameters)
+        {
+            if (parameters == null || parameters.Length == 0) return null;
+            SqlParameter[] result = new SqlParameter[parameters.Length];
+            int index = 0;
+            foreach (var parameter in parameters)
+            {
+                if (parameter.Value == null) parameter.Value = DBNull.Value;
+                var sqlParameter = new SqlParameter();
+                sqlParameter.ParameterName = parameter.ParameterName;
+                sqlParameter.UdtTypeName = parameter.UdtTypeName;
+                sqlParameter.Size = parameter.Size;
+                sqlParameter.Value = parameter.Value;
+                sqlParameter.DbType = parameter.DbType;
+                sqlParameter.Direction = parameter.Direction;
+                result[index] = sqlParameter;
+                if (parameter.TypeName.HasValue()) {
+                    sqlParameter.TypeName = parameter.TypeName;
+                    sqlParameter.SqlDbType = SqlDbType.Structured;
+                    sqlParameter.DbType = System.Data.DbType.Object;
+                }
+                if (sqlParameter.Direction.IsIn(ParameterDirection.Output, ParameterDirection.InputOutput, ParameterDirection.ReturnValue))
+                {
+                    if (this.OutputParameters == null) this.OutputParameters = new List<IDataParameter>();
+                    this.OutputParameters.RemoveAll(it => it.ParameterName == sqlParameter.ParameterName);
+                    this.OutputParameters.Add(sqlParameter);
+                }
+                ++index;
+            }
+            return result;
+        }
     }
 }