example perl script to connect to oracle database

For beginners, there are always the following questions about the connection between client tools and database servers: Do I have to install the Oracle database on a local machine?If I have installed an Oracle database locally, why is it so stupid to configure a TNS to

database \ n "; } Else {Echo "Failed:-(cocould not connect to database \ n ";} Ora_Logoff ($ conn ); Phpinfo (); ?> The above code uses the Oracle database name, user name, and password defined by TNSNAME (specified in your tnsnames. ora file) to

all the steps below and solved the problem)First, make sure that you are running the python script under the console. Instead of some ides, such as PyDev (they do not seem to be able to load OS environment variables ).In fact, install Oracle on the local machine (only the client tool can be installed ).Finally, add the following environment variables: (I will give my environment variables and change them t

I remember that I used powerdesigner to connect to the local Oracle database during my internship, But I installed the Oracle server on the local machine, therefore, the configuration of ODBC drivers and environment variables connecting to Oracle was very simple at that time

to the Tnsnames.ora file. For example, my machine is: d:/instantclient_11_2/network/admin4. Set the language of Oracle, add the environment variable Nls_lang, and the value is simplified Chinese_china. Zhs16gbkAssuming that the Oracle language of the remote database is unclear, SSH or telnet to the remote machine, ent

Developer: In the tools-"perference-" connection inside set up Oracle_home and OCI Library, for example, the native set to: Oracle home:d:\app\niuniu\product\instantclient_11_2OCI Library:d:\app\niuniu\product\instantclient_11_2\oci.dll 4. Set Environment variables: Modify variable: Add in Path: D:\app\NiuNiu\product\instantclient_11_2;New variable: named "Tns_admin" with a value of "D:\app\NiuNiu\p

This article mainly introduces how to connect php to the oracle database and query data. it analyzes in detail how to use php to operate the oracle database in the form of an instance, which has some reference value, for more information about how to

construction.Website Construction Process: (1)Use Notepad ++ and Dreamweaver to compile webpages(You can use Notepad directly, but it may be quite time-consuming during a lot of development ~). The web page uses the static Language HTML, style sheet CSS, script language JavaScript, Dynamic Language JSP, PHP, ASP, and so on. In general, JSP development (the legendary J2EE) uses my eclipse integrated development environment, while ASP development uses

In the process of general database development and maintenance, it is often necessary to backup the database, the most basic way is to use the Database Backup Wizard provided by the SSMs graphical interface to back up the step-by-step operation, although it is simple and fast but the days will feel repetitive and cumbersome. Here is an easy-to-use SQL

This document describes how to configure odbc to connect to the local oracle database by performing the following steps: 1. Enable the remote oracle database service. 2. On the local client, install the oracle

Connect to the Hibernate configuration file of the Oracle databaseThe Hibernate configuration file connected to Oracle has two formats: xml and Java attribute file. The codes of the configuration files in these two formats are given below. 1. configuration file in xml formatThe following provides the Hibernate configuration file hibernate. cfg. xml code for conne

Connect to the Hibernate configuration file of the Oracle databaseThe Hibernate configuration file connected to Oracle has two formats: xml and Java attribute file. The codes of the configuration files in these two formats are given below.1. configuration file in xml formatThe following provides the Hibernate configuration file hibernate. cfg. xml code for connec

.) Then determine whether the host configuration is correct, if host is the hostname, you need to remove the domain name after the hostname)3. Configuring the Oracle Home and OCI libaray for PL/SQL developerEnter the PL/SQL Developer in non-logon mode, designate the Oracle home path as the Oracle Client directory (C:\instantclient_11_2), and the OCI Libaray path

For a long time, I have been using ms SQL Server/Access database, through. Net Access Ms home things almost never encountered any trouble. Recently, I used oracle as a database in my project. I learned some things about. Net accessing Oracle and found that there are actually a lot of problems.1. System. Data. oraclecli

Problem: An inexplicable problem occurs when you use Plsql developer to connect to a local Oracle database on a WIN8 64-bit system, and the error prompt box may even be empty. Reason: According to the internet, the reason is estimated to be installed on 64-bit system 64-bit Oracle

With PHP you can easily connect to a database, request data and display it in your Web site, or even modify the data in your database. MySQL is a very popular database, and there are many tutorials on the internet for PHP and MySQL. MySQL is free, which may attract a lot of people. Because of its wide application, I do

Oracle language, add the environment variable Nls_lang, and the value is simplified Chinese_china. Zhs16gbkIf you do not know the Oracle language of the remote database, you can ssh or telnet to the remote machine, enter it at the command interface, and connect to the database