SqlConnectionFactory.CreateConnection(String) 方法 参考 反馈 定义 命名空间: System.Data.Entity.Infrastructure 程序集: EntityFramework.dll 基于给定的数据库名称或连接字符串为 SQL Server 创建连接。如果给定的字符串包含“=”字符,则将其视为一个完整的连接字符串,否则仅将其视为数据库名称。 C# ...
Expression-based connection strings Related content Applies to: SQL Server 2016 (13.x) Reporting Services and later Power BI Report Server SharePoint To include data in Report Builder and Reporting Services paginated reports, you must first create a connection string to your data source. This artic...
Creates a new connection using the connection type specified as a parameter. 命名空间: Microsoft.SqlServer.Dts.Runtime.Design 程序集: Microsoft.SqlServer.Dts.Design(在 Microsoft.SqlServer.Dts.Design.dll 中) 语法 VB 复制 声明Function CreateConnection ( _ connectionType As String _ ) As ArrayList...
Creates a new connection. 此成員已超載。如需此成員完整的詳細資訊 (包括語法、使用狀況及範例),按一下多載清單中的名稱。 多載 清單 展開表格 名稱說明 CreateConnection(String) Creates a new connection using the connection type specified as a parameter. CreateConnection(String, ConnectionManagerUIArgs)...
How to: Save a Connection String How to: Edit a Connection String How to: Connect to Data in an Object How to: Connect to Data in a Database How to: Connect to Data in a Web Service How to: Connect to Data in an Access Database How to: Connect to Data in a SQL Server Express...
CREATE EXTERNAL DATA SOURCE CONNECTION_OPTIONS 引數可能會因外部資料提供者而異。 本文會根據提供者提供連線選項的其他詳細資料。
Applies to:SQL Server This article describes how to create or delete a server alias in SQL Server by using SQL Server Configuration Manager. An alias is an alternate name that can be used to make a connection. The alias encapsulates the required elements of a connection string, and exposes ...
Only a constant value, such as a character string; a scalar function (either a system, user-defined, or CLR function); or NULL can be used as a default. To maintain compatibility with earlier versions of SQL Server, a constraint name can be assigned to a DEFAULT. constant_expression A ...
[1]; } } sqlConnection = new ServerConnection(dbSet.Server,userName,pwd); } Server sqlServer = new Server(sqlConnection); Table table = sqlServer.Databases[dbSet.DbName].Tables[txtName.Text]; string ids; //编写表的脚本 sbOutPut = new StringBuilder(); sbOutPut.AppendLine(); sCollection ...
Stringsql="select * from s_user where username = ?";PreparedStatementpreparedStatement=connection.prepareStatement(sql);preparedStatement.setString(1,"王五' union select * from s_user");ResultSetresultSet=preparedStatement.executeQuery(); 设置了useServerPrepStmts=true后再执行代码,去数据库查看执行日志有...