Asterisk and ODBC provide the ability to easily update and retrieve data by defining SQL statements as special variables that can be called by dialplan. For example, I can charge for long-distance flights, accept credit cards, and allow asterisk to
This page contains more information about setting up and using the ODBC Connector hive. This page contains the following topics: Before you start the SQL Connector software and hardware requirements to install and configure authentication in DSN
Create a database connection file DSN file "Method
Creating an ODBC DSN file
Before you create a database script, you must provide a way to locate, identify, and communicate with the database. The database driver uses data Source Name (DSN) to
First, prefaceWe may encounter this need at work: Query the information in the database and export the results to an Excel file. This would have been nothing, but when the amount of data is large, using Plsql, Toad Export Excel will be out of memory,
ODBC Connection class functionsOdbc_connect function: Open an ODBC connection
Odbc_close function: Closes an ODBC connection that is already open
Odbc_close_all function: Close all ODBC connections that are already open
Odbc_pconnect function: Open
Some time ago, I made a small tool for information synchronization, and used VC database programming. Writing this log should be a simple note. It can also be used as a reference for beginners.
This article describes how VC connects to the DB2
Before specific applications, let's take a look at the working principles of ODBC database access technology:
To access a database, an application must first register a data source using the ODBC Manager. The manager registers a data source based on
The related functions are as follows:
MySQL Functions
Mysql_affected_rows: obtain the number of columns affected by the last MySQL operation.
Mysql_close: disconnect the MySQL server.
Mysql_connect: enables connections to the MySQL
Monitor MySQL with Zabbix ODBC monitoring1. Create a group ODBC Templates650) this.width=650; "title=" clip_image002 "style=" border-top:0px;border-right:0px;background-image:none;
Abstract: This article describes how to use the mfc odbc programming method when developing database applications with Visual C ++ 6.0. It describes in detail how to set SQL statement parameters in the derived classes of MFC ODBC, two tables are
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