MySQL存储过程:
#插入一条返回值 DELIMITER $$ DROP PROCEDURE IF EXISTS `geovindu`.`proc_Insert_BookKindOut` $$ CREATE PROCEDURE `geovindu`.`proc_Insert_BookKindOut` (IN param1Name NVarChar(1000),IN param1Parent Int,OUT ID INT) BEGIN IF NOT EXISTS (SELECT * FROM BookKindList WHERE BookKindName=param1Name) then #如果存在相同的记录,不添加 INSERT INTO BookKindList (BookKindName,BookKindParent)VALUES(param1Name ,param1Parent); #set ID=Last_insert_id() SELECT LAST_INSERT_ID() into ID; end if; END $$ DELIMITER ;
--插入一条返回值 IF EXISTS (SELECT * FROM sysobjects WHERE [name] = 'proc_Insert_BookKindOut') DROP PROCEDURE proc_Insert_BookKindOut GO CREATE PROCEDURE proc_Insert_BookKindOut ( --@BookKindID Int, @BookKindName NVarChar(1000), @BookKindCode varchar(100), @BookKindParent Int, @BookKindID int output ) AS IF NOT EXISTS (SELECT * FROM BookKindList WHERE [BookKindName]=@BookKindName) BEGIN INSERT INTO BookKindList ( [BookKindName] , [BookKindCode], [BookKindParent] ) VALUES ( @BookKindName , @BookKindCode, @BookKindParent ) select @BookKindID=@@IDENTITY END GO
/// <summary> /// 追回返回值 /// </summary> /// <param name="bookKindList"></param> /// <param name="id"></param> /// <returns></returns> public int InsertBookKindOut(BookKindListInfo bookKindList,out int id) { int ret = 0; int tid = 0; try { MySqlParameter[] par = new MySqlParameter[]{ new MySqlParameter("?param1Name",MySqlDbType.VarChar,1000), new MySqlParameter("?param1Parent",MySqlDbType.Int32,4), new MySqlParameter("?ID",MySqlDbType.Int32,4), }; par[0].Value = bookKindList.BookKindName; par[1].Value = bookKindList.BookKindParent; par[2].Direction = ParameterDirection.Output; ret = MySqlHelpDu.ExecuteSql("proc_Insert_BookKindOut", CommandType.StoredProcedure, par); if (ret > 0) { tid = (int)par[2].Value; } } catch (MySqlException ex) { throw ex; } id = tid; return ret; }
/// <summary> /// 追加记录返回值 /// </summary> /// <param name="bookKindList"></param> /// <param name="iout"></param> /// <returns></returns> public int InsertBookKindOut(BookKindListInfo bookKindList,out int iout) { int ret = 0; int tou = 0; try { SqlParameter[] par = new SqlParameter[]{ new SqlParameter("@BookKindName",SqlDbType.NVarChar,1000), new SqlParameter("@BookKindParent",SqlDbType.Int,4), new SqlParameter("@BookKindID",SqlDbType.Int,4), }; par[0].Value = bookKindList.BookKindName; par[1].Value = bookKindList.BookKindParent; par[2].Direction = ParameterDirection.Output; ret = DBHelper.ExecuteSql("proc_Insert_BookKindOut", CommandType.StoredProcedure, par); if (ret > 0) { tou =(int)par[2].Value; } } catch (SqlException ex) { throw ex; } iout = tou; return ret; }