changelog

Unreleased
- QC::Worker#handle_failure logs the job and the error
- QC.default_queue= to set your own default queue. (can be used
  in testing to configure a mock queue)

Version 2.1.4
- update pg dependency to 0.15.1
- document logging behaviour

Version 2.1.3
- Use MultiJson (Ezekiel Templin: #106)

Version 2.1.2
- Use 64bit ints as default data types in PostgreSQL
- add process method in worker
- Allow percent-encoded socket paths in DATABASE_URL

Version 2.1.1
- update pg gem version

Version 2.1.0
- wrap connection execution in mutex making it thread safe
- cleanup logging
- refactor worker class making it more extensible
- added rdoc style docs for worker class

Version 2.0.5
- allow term signal to halt the lock_job function

Version 2.0.4
- provider a connection setter.

Version 2.0.3
- fix typo :(

Version 2.0.2
- remove scrolls dependency
- fix issue with notify not working on non-default queues

Version 2.0.1

Version 2.0.0
- simpler setup via QC::Setup.create (rake qc:create) & QC::Setup.drop (rake
qc:drop)
- simpler abstractions in implementation
- better support for instrumentation via log_yield hook in QC module
- multiple queues use one table with a queue_name column

Version 1.0.2
- update to latest okjson as the current has bugs

Version 1.0.1
- using OkJson instead of any sort of rubygem
- remove html from docs
- use parameterised queries
- don't set application name by default
- injection attack bug fixed in lock_head()
- notificaiton get sent on seperate chans for disjoint queues

Version 1.0.0rc1
- Removed json gem and relying on ruby 1.9.2's stdlib
- Added better documentation

Version 0.3.6pre
- Added listen/notify support configured by $QC_LISTENING_WORKER otherwise uses Kernel.sleep()

Version 0.3.5pre
- Removed debug statement. Mistake!

Version 0.3.4pre
- Added logging configured by $VERBOSE or $QC_VERBOSE.
- Added a method setup_child that gets called right after a worker forks.
- Removed database helper methods: create_table, drop_table, silence_warnings.
- Removed queue connection helper methods. Status should be discoverd by psql or the likes.

Version 0.3.3pre
- Removed PUB/SUB
- Added GC after working a job
- Added support for a database_url other than $DATABASE_URL. $QC_DATABASE_URL
- Added exp backoff configured by $QC_MAX_LOCK_ATTEMPTS (default = 5)
- Added option for forking worker configured by $QC_FORK_WORKER (default = false)

Version 0.3.2
- Fixed bug which caused workers to consume 2 connections. Now they only consume 1
- Added a rake file for tests
- Added support for postgres:///db_name DATABASE_URLs

Version 0.3.1
- Added query interface for introspection success
- Moved the locking of jobs into the DB as a PG function. SELECT lock_head()
- Added requirement for DB connection. MUST BE URI i.e. DATABASE_URL=postgres://user:pass@localhost/db_name
- Added rake qc:create_queue. This task will add a new table. Use this for multiple queues.
- Added a bit of randomness to the lock_head() function. Helps you scale to a hilarious number of workers.
- Added support for trapping INT and TERM signals in the worker. ^C to stop after finished and ^C^C to kill.
- Renamed the jobs table to queue_classic_jobs
- Renamed the jobs channel to queue_classic_jobs
- Added support for multiple queues

Version 0.2.2
- Fixed problems with enqueueing a list of parameters.

Version 0.2.1
- Added method for handling errors.
- Added ability to enqueue a Job instance. Makes retrying jobs easier.
- Added delete_all.
- Fixed connection algorithm. 1 connection per process.
- Fixed API for enqueue. Now accepting 1 arg or many args.

Version 0.2.0
- Beta Release
- Added method for handling failed jobs
- Added Benchmarks
- Removed logging
- Moved the Job class into it's own file

0.1.6