Scala learning project

Loads data from crunchabse2013snapshot database into elasticsearch

TODO

• Handle errors the right way
• Add Dockerfile
• Add tests
• Add CI using Github Actions
• Load data in a few parallel streams
• Use Refined types to validate configs
• Maybe Add other sinks, like MinIO/Mongo

Crunchbase 2013 Snapshot

Crunchbase 2013 Snapshot © 2013

Download archive and unpack it into ./crunchbase2013db folder.

/crunchbase2013db
    /crunchabse_2013_snapchot_20131212

Check if user with UID exists

List users: cat /etc/passwd
Change UID: usermod  -u <NEW_UID> <USERNAME>
Change GID: groupmod -g <NEW_GID> <USERNAME>

Create user with 999 UID:GID if not exists

useradd -u 999 mysql

Change crunchabse_2013_snapshot_20131212 owner

sudo chown -R 999:999 ./crunchbase2013db/crunchbase_2013_snapshot_20131212
sudo chown -R 999:999 ./crunchbase2013db/logs

MYSQL Helpers

Connect to mysql

 mysql -u <USERNAME> -p
 Enter password: <PASSWORD>

Show databases

show databases;

Use database

use <DB_NAME>;

Show tables

show tables;

Describe table:

describe <TABLE_NAME>;