C# Class FrameDAL.DbHelper.OracleHelper

Author: Vincent Lau. Oracle数据库访问助手

Inheritance: BaseHelper

ファイルを表示 Open project: vincentlauvlwj/FrameDAL

Public Methods

Method	Description
NewConnection ( ) : DbConnection	创建一个DbConnection对象
NewDataAdapter ( DbCommand cmd ) : DbDataAdapter	创建一个数据适配器对象
OracleHelper ( ) : System
OracleHelper ( string connStr ) : System
PrepareCommand ( DbConnection conn, DbTransaction trans, string sqlText ) : DbCommand	使用给定参数创建DbCommand对象

Private Methods

Method	Description
AddParamsToCmd ( OleDbCommand cmd, ICollection parameters ) : void

Method Details

NewConnection() public method

创建一个DbConnection对象

public NewConnection ( ) : DbConnection
return	System.Data.Common.DbConnection

NewDataAdapter() public method

创建一个数据适配器对象

public NewDataAdapter ( DbCommand cmd ) : DbDataAdapter
cmd	System.Data.Common.DbCommand	命令对象
return	System.Data.Common.DbDataAdapter

OracleHelper() public method

public OracleHelper ( ) : System
return	System

OracleHelper() public method

public OracleHelper ( string connStr ) : System
connStr	string
return	System

PrepareCommand() public method

使用给定参数创建DbCommand对象

public PrepareCommand ( DbConnection conn, DbTransaction trans, string sqlText ) : DbCommand
conn	System.Data.Common.DbConnection	数据库连接
trans	System.Data.Common.DbTransaction	数据库事务
sqlText	string	含有问号占位符的SQL命令
return	System.Data.Common.DbCommand