Aleksey Leshchuk

niceql. niceql gem repo. Nice, colorized SQL formatting in ruby.

rails_sql_prettifier. This is an ActiveRecord integration for a niceql gem. Niceql is a small, nice, simple and zero dependency solution for SQL prettifying for Ruby.

rails_select_on_includes. Ruby

me-redis. Memory Efficient Redis optimization ( key zipping, values compression, hash as simple storage optimization ). 2-3 less memory for large strings, 10+ times less for integers e.t.c

mini-apivore. MiniTest based version of Apivore gem.

enum_ext. Rails enum extension

nitro_pg_cache. This gem create DB-based solution for caching relation collections. It based on PostgreSQL version >= 9.4 . It faster than memcache+dalli combination. In some cases three times faster, but with all DB facilities!

pg_cache_key. pg_cache_key gem repo

nested_select. Ruby

testoscope. Ruby

izolenta. Delegated UNIQUENESS in Postgress. Use case: UNIQ index with immutable data, and lots of non-HOT updates on a table. Delegating UNIQ constraint to external table speeding up UPDATEs. ( pay 1 ms on INSERT, save 14 ms every UPDATE )

stubberry. Easy, fun and rich stubbing for any purpose.