[Performance Optimization] Writing Better Ruby Tests for SQL Queries

with Active Support Instrumentation

#ruby on rails#database#web technology#web performance#testing
March 9, 2020

[Database] Transaction and Concurrency Control

concurrency control in database

#database#activerecord#web concepts#concurrency
May 15, 2019

[Rails 效能優化] 資料庫索引 Database Indexing

如何優化資料庫查詢的速度

#ruby on rails#database#web performance
February 23, 2019

[Rails 效能優化] 資料庫關聯查詢

你以為只懂 includes 就夠了嗎

#ruby on rails#database#activerecord#web performance
February 20, 2019