node js connect to db2

Talking about node. js database Exception Handling, talking about node. js Exception Handling This article describes how to handle node. js database exceptions: NodeJs version: 4.4.4 Database Link error It is the most troublesome

you can already see it in many of the node. JS Books. Connect–connect is a node. JS HTTP Service Extension framework that provides a high-performance "plug-in" collection, known as middleware, and is one of the basic parts of

. js.You can see the effect by accessing http: // localhost: 8033 in the browser. Configure oracle SupportDownload the oracle database client connection package from the oracle websiteInstantclient-basic-linux, instantclient-sdk-linuxUnzip the oracle client connection module $ unzip instantclient-basic-linux-11.2.0.3.0.zip $ unzip instantclient-sdk-linux-11.2.0.3.0.zip $ sudo mv instantclient_11_2/ /opt/instantclient $ cd /opt/instantclient $ sudo ln -s libocci.so.11.1 libocci.so $ sudo ln -

This article mainly introduces node. js mongodb Operations Learning summary, this article provides mongodb to create a database, insert data, connect to the mongodb database and query data and other code instances, friends can refer to the next, preparation 1. Create a table to be read in mongodb Create a database named Test The Code is as follows: Use extensio

Node. js development-socket programming, node. jssocket The net module of Node. js provides socket programming interfaces, so that we can use the underlying socket interfaces to implement application protocols. This time we will look at a simple echo server example, includi

in the code: app.use(session({ secret: 'test', resave: false, saveUninitialized: true, cookie:{ maxAge: 1000*60*60 // default session expiration is set to 1 hour }, store: new MemcachedStore({ hosts: ['127.0.0.1:9000'], prefix: 'test_' })})); The above session uses memcached as the session storage method, for how to use memcached can refer to the address on Github https://github.com/balor/connect-memcached Of c

Node. js implements port forwarding and node. js port forwarding This article shares the node. js port forwarding implementation code for your reference. The specific content is as follows: #!/sbin/

Node. js obtains data from the database and node. js database. In this article, we need to use node. js as a small function to obtain data from Sqlserver and display the data on the page. Here we will share with you:App.

This article mainly introduces Node. example of calling the mysql stored procedure in js. this article passes the test in the windows environment. This article also provides examples of creating a database, inputting data, creating a stored procedure, and calling a stored procedure, for more information, see the example below. it is only tested in windows and not in linux. If you have any questions, please

This article mainly introduces node in detail. key code for js port forwarding. If you are interested, refer to this article to share with you node. js port forwarding implementation code for your reference. The specific content is as follows: #!/sbin/node var net = requir

This article mainly introduces relevant information about the Community version of Node. js static file server. If you need it, please refer to it. First of all, thank github for providing the source code on github. Compared with last night's static file server, it is a little more complex and can learn a lot of new things. The Code contains a fs. stat function and the pipe function of the ReadStream obje

Common Methods for JavaScript MySQL operations in Node. js, node. jsmysql 1. Create a database connection: createConnection (Object) MethodThis method accepts an object as a parameter. This object has four common attributes: host, user, password, and database. The parameter is the same as the parameter used to connect

This article mainly introduces how to use Node. js to operate the mysql database for addition, deletion, modification, and query. If you need more information, please read the full text. The details are as follows: Install the mysql Module npm install mysql Database preparation The IP address of the machine where mysql server is located is 192.168.0.108. to log on to the account, use root @ 123456. Cre

This article mainly introduces node. the implementation principle of RPC (Remote process call) in js is introduced. This article is based on a simple RPC library nodejslight_rpc implementation. If you need a friend, refer to RPC (Remote process call ), that is, you can call the Program Method on the remote host locally and see a simple nodejs implementation to learn the RPC principle well: nodejs light_rpc

This article mainly introduces node. socket. js. i/O advanced usage skills. This article describes the configuration, room, event, authorization, and other content. For more information, see Socket in the previous blog. IO, I briefly introduced Socket. i/O basic usage and a simple chat room DEMO is created. This article will continue to explore the advanced usage of Socket. IO Based on the introduction. Thi

are not set to on, run chkconfig -- level 35 [your service name] on. Ubuntu Server may report some warnings, however, if you can change 3 and 5 of the services you want to set to on, other errors can be ignored (I think this is the system's own thing ). After the configuration is complete, the Node project can be self-started on Linux. You can shutdown-r now to check whether the Node project can be self-st

Detailed description of Node. js in Wondows using the MongoDB environment configuration, node. jsmongodb A database is usually required to store Website user data and business data. MongoDB and Node. js is a perfect fit, because MongoDB is a document-based non-relational dat

Example of using Node. js to implement RESTful API, node. jsrestful Basic RESTful concepts REST (Representational State Transfer) describes an architecture-style network system that first appeared in Roy Fielding's doctoral thesis in 2000. In the REST service, application status and functions can be divided into various resources. Resources are made public to the

Node. js mongodb ReplSet, node. jsmongodb With the rise of web, applications with high concurrency and large data size have increasingly obvious performance requirements for Rapid database response. traditional relational databases are somewhat weak in this regard. The emergence of memory DB makes up for the shortcomings of traditional relational databases. Curre

Node. js Web application framework, which is often used when building HTTP servers. Therefore, it is explained directly using Socket. IO and express as examples. Copy codeThe Code is as follows:Var express = require ('express '), App = express (), Server = require ('http'). createServer (app), Io = require ('socket. io '). listen (server );Server. listen (3001 ); If you do not use express, see socket. io/#