When using Trusted_Connection=true and SQL Server authentication, will this affect performance?(使用 Trusted_Connection=true 和 SQL Server 身份验证时，这会影响性能吗?)

Exception when AddWithValue parameter is NULL(AddWithValue 参数为 NULL 时的异常)

Handling ExecuteScalar() when no results are returned(没有返回结果时处理 ExecuteScalar())

Insert into C# with SQLCommand(使用 SQLCommand 插入 C#)

Is it necessary to add a @ in front of an SqlParameter name?(SqlParameter 名称前是否需要添加@?)

How to create a DataTable in C# and how to add rows?(如何在 C# 中创建 DataTable 以及如何添加行?)

How to run multiple SQL commands in a single SQL connection?(如何在单个 SQL 连接中运行多个 SQL 命令?)

Is SqlCommand.Dispose() required if associated SqlConnection will be disposed?(如果将处置关联的 SqlConnection，是否需要 SqlCommand.Dispose()?)

How do I re-write a SQL query as a parameterized query?(如何将 SQL 查询重写为参数化查询?)

Call a stored procedure with parameter in c#(在c#中调用带参数的存储过程)

Calling stored procedure with return value(调用带有返回值的存储过程)

How to use DbContext.Database.SqlQuerylt;TElementgt;(sql, params) with stored procedure? EF Code First CTP5(如何将 DbContext.Database.SqlQuerylt;TElementgt;(sql, params) 与存储过程一起使用?EF 代码优先 CTP5)

Get output parameter value in ADO.NET(在 ADO.NET 中获取输出参数值)

What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?(ExecuteScalar、ExecuteReader 和 ExecuteNonQuery 有什么区别?)

When should quot;SqlDbTypequot; and quot;sizequot; be used when adding SqlCommand Parameters?(什么时候应该“SqlDbType?和“大小添加SqlCommand参数时使用?)

How do I return multiple result sets with SqlCommand?(如何使用 SqlCommand 返回多个结果集?)

Under what circumstances is an SqlConnection automatically enlisted in an ambient TransactionScope Transaction?(在什么情况下 SqlConnection 会自动加入环境 TransactionScope 事务?)

Invalid attempt to read when no data is present(不存在数据时尝试读取无效)

Can you get the column names from a SqlDataReader?(您可以从 SqlDataReader 获取列名吗?)

How to pass sqlparameter to IN()?(如何将 sql 参数传递给 IN()?)