magicsung/concurrency-test

測試Sequelize有無使用increment的差別

1. 安裝步驟

$ npm install

$ ./node_modules/.bin/sequelize db:create

$ ./node_modules/.bin/sequelize db:migrate

$ node app.js

2. 開啟另外一個terminal 跑個兩次test-api.js

$ node test-api.js

$ node test-api.js

3. 觀察結果

mysql> select * from Count;
+----+-------------+-------+
| id | name        | count |
+----+-------------+-------+
|  1 | test        |     2 |
|  4 | testWithInc |     6 |
+----+-------------+-------+
2 rows in set (0.00 sec)