The following is a brief introduction to several ADO connection methods: ODBC dsn,odbc dsn-less, OLE DB Provider, and "MS Remote" Provider.I.dsnoConn.Open "Dsn=advworks; Uid=admin; pwd=; "Note: It is not possible to use this method from the
Method 1: Using the CreateTableDef method
CreateTableDef method to create a linked table. To use this method, create a new module, and then add the following attachdsnlesstable function to the new module.
Copy Code code as follows:
Is the connection database still connected to the database using an ODBC system or file DSN? Replace it with an OLE DB provider, which is faster and does not require the use of DSN
According to the Library connection technology. With OLE DB
Pdo is a newly added database abstraction layer in php5. to solve the problem of accessing the unified interfaces of different databases. Similar to PEAR: DB Class and ADODB class operations, but it is directly encapsulated in php extension and can
This paper presents a method of directly connecting a server-side DSN without having to define a DSN file on the client.Of course, this is not a mainstream approach, just to open up ideas, more useful scenes can be used in the Ttisql utility, used
This article describes how to use the database configuration and SQL operation instance tutorial in the PHP Yii framework. Yii supports binding multiple databases. This article provides an example of the use of various query statements in Yii, for
Database Access (DAO) Yii contains a data access layer (DAO) built on PHPPDO ). DAO provides a unified set of APIS for different databases. activeRecord provides interaction between databases and models (M, Model in MVC). QueryBuilder is used to
Database access (DAO)YII contains a data access layer (DAO) built on top of the PHP PDO. DAO provides a unified set of APIs for different databases. Where ActiveRecord provides an interaction between the database and the model (M,model in MVC),
This COM is used to call the API function and create a DSN. The input parameters are valid IP addresses or network hosts.# Define odbc_add_dsn 1# Define odbc_config_dsn 2# Define odbc_remove_dsn 3Define class createdsn as session
This article is part of the "Building a client/server application with Visual FoxPro and SQL Server" series, as the usual "remote view" should not be the opening chapter, but we found that there are too many theoretical things in the articles we
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