cao7113 / dba

db toolbox for geeks

Dba, our db tools, powered by ruby

Features

• manage db config in one place
• use favored command tools eg. pgcli, psql, sequel
• connect as easy as possible
• write sqlets(db script) quickly
• make test and run easily
• try and learn advanced db knowledge

Quick start

• config ~/.dbs.yml(or DBSFILE env) as sample-dbs.yml
• install ruby locally eg. brew install ruby
• install pg locally eg. brew install postgresql@9.6
• run bundle install
• put source /path/to/here/dba.rc in your ~/.bashrc

Try

run like below:

dbcli help
dbmigrate help
pga help
rake demo
sql/demo.rb
rspec spec/try_db_spec.rb 

Run with docker

dockerdba down # get image
# config ~/.dbs.yml with a docker_test db item
dockerdba try
# write your scripts by dockerdba/try.sh

Used in starup

pull staging db to local

• pga gen_datafile postgres://xxx/to_staging_db 生成大表过滤规则文件(如.datafiles/starup.pg.staging.localdomain.5432.yml), 可自行编辑该规则文件
• pga copy postgres://src_staging_db_url/db1 postgres://localhost/new_not_exist_db1 --dryrun 生成shell脚本，去掉--dryrun可立即触发执行。可自行定制生产的shell脚本

Inspired by

• https://github.com/Microsoft/pgtester
• https://medium.com/yammer-engineering/testing-postgresql-scripts-with-rspec-and-pg-tester-c3c6c1679aec