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Install Server

\n

How to Install PostgreSQL for Mac OS X

\n

/Library/PostgreSQL/9.6\n/Library/PostgreSQL/9.6/data\nport 5432\nLocale: en_US.UTF-8

\n
$ brew install postgres\n$ brew tap homebrew/services\n$ brew services start postgresql\n$ brew services stop postgresql\n$ brew services restart postgresql
\n

uninstall old 9.4 version

\n
$ sudo /Library/PostgreSQL/9.4/uninstall-postgresql.app/Contents/MacOS/installbuilder.sh\n$ sudo rm -rf /Library/PostgreSQL/9.4
\n

Install Client

\n
$ npm i -S pg
\n

1. create login user

\n
CREATE USER psql WITH\n\tLOGIN\n\tSUPERUSER\n\tCREATEDB\n\tCREATEROLE\n\tINHERIT\n\tNOREPLICATION\n\tCONNECTION LIMIT -1\n\nGRANT postgres TO psql;
\n

2. create database

\n
CREATE DATABASE react_redux\n    WITH \n    OWNER = psql\n    ENCODING = 'UTF8'\n    CONNECTION LIMIT = -1;\n\nCOMMENT ON DATABASE react_redux\n    IS 'william create DB `react_redux` under the owner `psql`';
\n

3. create todo table

\n
CREATE TABLE items(id SERIAL PRIMARY KEY, text VARCHAR(40) not null, complete BOOLEAN)')
\n

RESTFul APIs:

\n

Function\tURL\t Action

\n
\n

CREATE\t /api/v1/todos\t Create a single todo\nREAD\t /api/v1/todos\t Get all todos\nUPDATE\t /api/v1/todos/:todoid\tUpdate a single todo\nDELETE\t /api/v1/todos/:todoid\tDelete a single todo

\n\n

improvement

\n\n
CREATE SEQUENCE item_id_seq;\nALTER TABLE items ALTER id SET DEFAULT NEXTVAL('item_id_seq');\n\nALTER TABLE items ADD CONSTRAINT item_id_seq UNIQUE(id)\n\nSELECT setval('item_id_seq', (SELECT MAX(id) FROM items)+1);
\n\n

pgadmin

\n

https://www.postgresql.org/ftp/pgadmin/pgadmin4/v3.1/macos/

\n

PostgreSQL + redux/todoMVC

\n

1. server-side: make PostgreSQL work

\n\n

2. Front-end:

\n","tableOfContents":""},"previous":{"fields":{"id":"5d7e4d14-bbe0-51e7-ac00-aed822be865d","title":"Nodejs","slug":"/backend/nodejs/"},"excerpt":"Creating a skeleton website mdn document)https://developer.mozilla.org/en-US/docs/Learn/Server-side/Express_Nodejs/routes) Reference The…"},"next":{"fields":{"id":"07933914-1441-5d9a-93b3-7b8527f32834","title":"Rabbitmq","slug":"/backend/rabbitmq/"},"excerpt":"Install Server Installing on Mac /usr/local/sbin/rabbitmq-server /usr/local/etc/rabbitmq CONFIG_FILE=/usr/local/etc/rabbitmq/rabbitmq…"}},"pageContext":{"id":"04e0f6cd-ba6d-5bcb-a711-f978053c85a9","prevId":"5d7e4d14-bbe0-51e7-ac00-aed822be865d","nextId":"07933914-1441-5d9a-93b3-7b8527f32834"}},"staticQueryHashes":["1576573137","63159454"]}