PRS3R - Parser the Minter in DB:ClickHouse/Redis

• About
• Installing DB
• Commands
• Key benefits from PostgreSQL
• Control

About

Actual for Minter Blockchain version 1.0.x.

Installing in Ubuntu

Yandex ClickHouse

To install official packages add the Yandex repository in /etc/apt/sources.list or in a separate /etc/apt/sources.list.d/clickhouse.list file:

deb http://repo.yandex.ru/clickhouse/deb/stable/ main/

If you want to use the most recent version, replace stable with testing (this is not recommended for production environments).

Then run these commands to actually install packages:

sudo apt-get install dirmngr    # optional
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv E0C56BD4    # optional
sudo apt-get update
sudo apt-get install clickhouse-client clickhouse-server

Instructions from the official site.

Redis

sudo apt-get install redis-server

Commands

Creating and/or cleaning tables in databases:

prs3rd del

Downloading preliminary data (if needed) from the start.json file:

prs3rd json

Running the daemon:

prs3rd

Key benefits from PostgreSQL:

• Size of base on disk
• Request execution speed

Control

• curl localhost:8018/status - parser status
• curl localhost:8018/start - starting parser
• curl localhost:8018/stop - stoping parser
• curl localhost:8018/exit - exit