How to connect Node.js 18 LTS to Oracle Database 12c EE using node-oracledb
0In this video we are going to see How to connect Node.js 18 to Oracle Database 12c EE orcl instance using node-oracledb add-on.
1. First check nodejs is available in commandline (node --version, npm --version).
2. Go to Source code directory in commandline and run "npm install oracledb".
3. Finally run the js program "node oracle12c.js"
Node.js and node-oracledb add-on can be downloaded from:
https://nodejs.org/download/release/v18.16.0/
https://github.com/oracle/node-oracledb
Below is the program to connect NodeJS to Oracle Database 12c EE orcl instance.
IMPORTANT NOTE on SOURCE CODE: only source code that are acceptable by the youtube description box will be displayed.
In this program I have replaced the angled brackets with > or <. once you copy the source code to editor replace it with greater than or less than symbols respectively.
#########################SOURCE CODE STARTS HERE##############################
const oracledb = require('oracledb');
async function run() {
let connection = await oracledb.getConnection({
user : "C##Scott",
password : "tiger",
connectString : "localhost:1521/ORCL" // [hostname]:[port]/[DB service name]
});
let query = 'SELECT * from person';
connection.execute(query, (err, rows) => {
if(err) throw err;
console.log(rows);
});
}
run();
#########################END OF SOURCE CODE##############################
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