具体来说,错误是“Invalid connection string format”,意味着提供的数据库连接字符串格式不正确。 检查并核对数据库连接字符串的格式: 数据库连接字符串通常包含多个部分,如数据库类型、主机名、端口号、数据库名、用户名和密码等。 对于Oracle数据库,连接字符串的格式可能类似于jdbc:oracle:thin:@hostname:port:si...
conn=string.format(conn,pwd.replace("'","''");密码包括在单引号中，再将密码中的单引号替换成两个单引号。前面加
The basic format of a connection string includes a series of keyword/value pairs separated by semicolons. The equal sign (=) connects each keyword and its value. To include values that contain a semicolon, single-quote character, or double-quote character, the value must be enclosed in doub...
stringsqlConnString =@"Data Source=.\SQLEXPRESS; AttachDbFilename=""E:\DB\NORTHWND.mdf""; Integrated Security=True;Connect Timeout=30;User Instance=True"; SqlConnection conn =newSqlConnection(sqlConnString); conn.Open(); Parallel.For(1, Int32.MaxValue, (id) => { ExecuteCommand(conn, i...
bNotCreatePC) { sInsert = "insert into PlanningCrew (IDPlanLine,IDRank,DueOn,DueOff,IDVessel,Port) " + " values({0},{1},@DueOn,@DueOff,{2},'{3}'); select max(id) as ID from planningcrew"; sInsert = string.Format(sInsert, pciTarget.PlanLine, pciTarget.RankId, pciTarget....
The basic format of a connection string includes a series of keyword/value pairs separated by semicolons. The equal sign (=) connects each keyword and its value. To include values that contain a semicolon, single-quote character, or double-quote character, the value must be enclosed in doub...
string.Format("Insert into Nums values('{0}') ", id), conn); cmd.ExecuteNonQuery(); } } 代码很简洁,但是很多人包括我自己忍不住都会有几个重大疑问: 1、怎么并行操作n多次数据库只共用一个连接对象呢? 2、并行处理的地方加了锁,每次进行数据库操作都要Lock一下(我感觉这根本没有发挥多线程并行处理...
(); command.Connection = connection; command.CommandTimeout = 15; command.CommandType = CommandType.Text; command.CommandText = queryString; connection.Open(); SqlDataReader reader = command.ExecuteReader(); while (reader.Read()) { Console.WriteLine(String.Format("{0}, {1}", reader[0], ...
问如何增加SQL connectionstring的连接超时时间？EN您可以增加SqlBulkCopy.BulkCopyTimeout属性。默认为30秒...
SQL Connection string , with windows Authentication SQL query returning dates of 1/1/0001 SQL table to vb array SqlDataAdapter and Null Values SQLite Unable to load DLL 'SQLite.Interop.dll' start a new line on VB label Start a process from vb with administrator rights? Start a process in ...