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NoSQL Date Structure
■Our Situation
We are developing a video distribution service in the sports domain & lifeStyle. This time, I', going to migrate from AWS EC2 to firebase CloudStore.
We are developing a video distribution service in the sports domain & lifeStyle. This time, I', going to migrate from AWS EC2 to firebase CloudStore.
■Process
1 テストプロジェクトで一通りの機能を試す
Try out a set of functions in a test project.
1 テストプロジェクトで一通りの機能を試す
Try out a set of functions in a test project.
2 まず既存DBを接続していない状態でもエラーが出ない状態にリファクタ
First, refactor the existing DB to a state where no errors occur even when it is not connected.
First, refactor the existing DB to a state where no errors occur even when it is not connected.
3 既存のDB構造をもとに一旦NoSQLでのDB構造を立てる
Create a NoSQL DB structure based on the existing DB structure.
Create a NoSQL DB structure based on the existing DB structure.
4 一つずつfetchしている関数をfirebaseに置き換える
Replace the functions that are fetching one by one with firebase.
Replace the functions that are fetching one by one with firebase.
5 問題を都度修正
Fix problems on a case-by-case basis
Fix problems on a case-by-case basis
・SQL 構造を Firebase 構造に変換するには
https://youtu.be/ran_Ylug7AE
・一般的な SQL のクエリを Firebase データベース用に変換
https://youtu.be/sKFLI5FOOHs
https://youtu.be/ran_Ylug7AE
・一般的な SQL のクエリを Firebase データベース用に変換
https://youtu.be/sKFLI5FOOHs
・結合について
https://youtu.be/Idu9EJPSxiY
https://youtu.be/Idu9EJPSxiY
・このQiitaの記事も参考になりそう。
https://qiita.com/1amageek/items/d606dcee9fbcf21eeec6
https://qiita.com/1amageek/items/d606dcee9fbcf21eeec6