无DSN连接(DSN-less connection)一种数据连接,它基于数据源名称 (DSN) 中的信息创建,但作为项目或应用程序的一部分 … blog.csdn.net|基于6个网页 3. 连线 ...ual Basic 4.0 中可以使用无 DSN连线(DSN-Less Connection),但是因为 16 位元版本的 ODBC 无法处理此语法,所以在 16 … ...
1. 连接池 3) 通过连接池(DSN-Less) 的连接 (ODBC Driver for AS/400) <% Dim oConn,strConn Set oConn=Server.CreateObject(“ADO… tech.ccidnet.com|基于33个网页 2. 资料来源名称 这就是所谓的无资料来源名称(DSN-less)连接,那经常是较有效率的,因为在您转移储存ODBC驱动程式到系统登录中或档 …...
Server name connections eliminate the need to configure the same DSN (Data Source Name) or TNS ( Oracle Transparent Network Substrate) entries on every machine in a distributed environment. RestrictionWhen you installData Services, the repository defaults to a DSN-less or TNS-less conne...
DSN 是英文“Data Source Name”(数据源名)的缩写,DSN方式也就是采用数据源的联接方式,这个数据源可以在“控制面板”里面的“ODBC Data Sources”中进行设置,然后就这样使用: Conn.Open "DSN=Test;UID=Admin;PWD=;"其中的“Test”就是你自己设定的数据源的名称。注意,要同时使用 UID 以及 PWD,...
DSNless联结需你知道数据库文件的名字(I.e. File based databases like Access, Paradox, FoxPro, etc.)或者数据库的服务器地址(SQL Server就是这样的)。还必须有打开这个数据库的权限,比如密码和用户名。有了这些你就可以打开这个数据库了!嘿嘿! 不过你要注意,如果你是用的Access数据库你就必须知道它的绝对路径...
Create DSN-less connections so I do not have to keep a DSN configured on all users' computers. Avoid saving the username & password within the table connection string. Provide (in VBA) a preconfigured username & password at runtime to authorize...
'The next line should create a DSN-less connection but will fail s = "ODBC;Driver={Firebird/InterBase(r) driver};" & dbPath & ";" & libPath & ";" & uid & ";" & pwd & "" Set t = CurrentDb.CreateTableDef With t .Name = tblName .SourceTableName = tblName .Connect = s ...
The CreateTableDef method lets you create a linked table. To use this method, create a new module, and then add the following AttachDSNLessTable function to the new module.VB Copy '//Name : AttachDSNLessTable '//Purpose : Create a linked table to SQL Server without using a DSN '//...
Ideally, I would like to specify the first parameter of odbc_connect using a DSN-less connection, so that my database file can be a variable (will be reading from different dbs). Something like: if ($cond1) { $db = "/home/folder1/TestDb.mdb"; } else { $db = "/home/folder1/...
oConn.Open "FILEDSN=\somepath\mydb.dsn; UID=Admin; PWD=;" III.ODBC DSN-Less Connections a)ODBC Text Driver oConn.Open "Driver={Microsoft Text Driver (*.txt; *.csv)}; Dbq=\somepath\;" & _ "Extensions=asc,csv,tab,txt; Persist Security Info=False" ...