lol_dba is a small package of rake tasks that scan your application models and displays a list of columns that probably should be indexed. Also, it can generate .sql migration scripts.
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Rails Database Viewer and SQL Query Runner
Polo travels through your database and creates sample snapshots so you can work with real world data in development.
Replaces Rails PostgreSQL `dbconsole` with the much nicer `pgcli`
The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.
A faster alternative to the custom use of `in_batches` with `pluck`
Make your PostgreSQL migrations safe
