think-mysql2
v2.0.0
Published
think-mysql2 for ThinkJS
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2,286
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think-mysql2
use mysql2 instead of mysql module.
Install
npm install think-mysql2
How to use
default options
You can find all the config options at https://github.com/mysqljs/mysql#connection-options
const defaultConfig = {
port: 3306,
host: '127.0.0.1',
user: '',
password: '',
database: '',
connectionLimit: 1,
multipleStatements: true,
logger: console.log.bind(console),
logConnect: false,
logSql: false,
acquireWaitTimeout: 0 // if set timeout, it will be throw an error after get connection timeout
};
Usage
Custom usage
import mysql from 'think-mysql2';
let instance = mysql.getInstance(config);
await instance.execute({
sql:"insert into `think_test`.`books` (`name`, `author`) values ('thinkjs best practice', ?)",
timeout: 5000,
values: ['David']
});
let books = await instance.query({
sql:'SELECT * FROM `books` WHERE `author` = ?',
timeout: 5000,
values: ['David']
});
console.log(books[0].name) //thinkjs best practice
Transactions
import mysql from 'think-mysql2';
let instance = mysql.getInstance(config);
let result = null;
try{
await instance.transaction(async(conn) => {
result = instance.execute({
sql: "insert into `think_test`.`books` (`name`, `author`) values ('1st step', ?)",
values: ['0-David']
}, conn);
result = await instance.execute({
sql: "insert into `think_test`.`books` (`name`, `author`) values ('2nd step', ?)",
values: [`${result.insertId}-David`]
}, conn);
await instance.execute({
sql: "insert into `think_test`.`books` (`name`, `autor`) values ('3rd step', ?)",
values: [`${result.insertId}-David`]
}, conn);
});
}catch (e){
console.log(e);
}
result = await instance.query({
sql:'SELECT * FROM `books` WHERE `author` = ?',
values:[`${result.insertId}-David`]
});
console.log(result[0].name); //3rd step