minor: doc cleanup; extracted credits
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Adrian Madrid, aemadrid@gmail.com
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* bin/mongo_console
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* examples/benchmarks.rb
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* examples/irb.rb
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* Modifications to examples/simple.rb
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* Found plenty of bugs and missing features.
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* Ruby 1.9 support.
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* Gem support.
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* Many other code suggestions and improvements.
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Aman Gupta, aman@tmm1.net
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* Collection#save
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Jon Crosby, jon@joncrosby.me
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* Some code clean-up
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John Nunemaker, http://railstips.org
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* Collection#create_index takes symbols as well as strings
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* Fix for Collection#save
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* Add logger convenience methods to connection and database
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David James, djames@sunlightfoundation.com
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* Fix dates to return as UTC
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Paul Dlug, paul.dlug@gmail.com
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* Generate _id on the client side if not provided
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* Collection#insert and Collection#save return _id
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Durran Jordan, durran@gmail.com
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* DB#collections
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* Support for specifying sort order as array of [key, direction] pairs
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Cyril Mougel, cyril.mougel@gmail.com
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* Initial logging support
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* Test case
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Jack Chen, chendo on github
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* Test case + fix for deserializing pre-epoch Time instances
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Michael Bernstein, mrb on github
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* #sort method for Cursor instances
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Paulo Ahahgon, pahagon on github
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* removed hard limit
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Les Hill, leshill on github
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* OrderedHash#each returns self
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Sean Cribbs, seancribbs on github
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* Modify standard_benchmark to allow profiling
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Sunny Hirai
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* Suggested hashcode fix for Mongo::ObjectID
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* Noted index ordering bug.
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Christos Trochalakis
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* Added map/reduce helper
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Blythe Dunham
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* Added finalize option to map/reduce
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58
README.rdoc
58
README.rdoc
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@ -329,63 +329,7 @@ See HISTORY.
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= Credits
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Adrian Madrid, aemadrid@gmail.com
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* bin/mongo_console
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* examples/benchmarks.rb
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* examples/irb.rb
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* Modifications to examples/simple.rb
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* Found plenty of bugs and missing features.
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* Ruby 1.9 support.
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* Gem support.
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* Many other code suggestions and improvements.
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Aman Gupta, aman@tmm1.net
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* Collection#save
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Jon Crosby, jon@joncrosby.me
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* Some code clean-up
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John Nunemaker, http://railstips.org
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* Collection#create_index takes symbols as well as strings
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* Fix for Collection#save
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* Add logger convenience methods to connection and database
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David James, djames@sunlightfoundation.com
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* Fix dates to return as UTC
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Paul Dlug, paul.dlug@gmail.com
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* Generate _id on the client side if not provided
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* Collection#insert and Collection#save return _id
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Durran Jordan, durran@gmail.com
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* DB#collections
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* Support for specifying sort order as array of [key, direction] pairs
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Cyril Mougel, cyril.mougel@gmail.com
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* Initial logging support
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* Test case
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Jack Chen, chendo on github
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* Test case + fix for deserializing pre-epoch Time instances
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Michael Bernstein, mrb on github
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* #sort method for Cursor instances
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Paulo Ahahgon, pahagon on github
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* removed hard limit
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Les Hill, leshill on github
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* OrderedHash#each returns self
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Sean Cribbs, seancribbs on github
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* Modify standard_benchmark to allow profiling
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Sunny Hirai
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* Suggested hashcode fix for Mongo::ObjectID
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* Noted index ordering bug.
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Christos Trochalakis
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* Added map/reduce helper
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See CREDITS
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= License
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@ -338,11 +338,14 @@ module Mongo
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# Performs a group query, similar to the 'SQL GROUP BY' operation.
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# Returns an array of grouped items.
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#
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# :keys :: Array of fields to group by
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# :keys :: an array of fields to group by
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# :condition :: specification of rows to be considered (as a 'find'
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# query specification)
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# :initial :: initial value of the aggregation counter object
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# :reduce :: aggregation function as a JavaScript string
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# :finalize :: optional. a JavaScript function that receives and modifies
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# each of the resultant grouped objects. Available only when group is run
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# with command set to true.
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# :command :: if true, run the group as a command instead of in an
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# eval - it is likely that this option will eventually be
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# deprecated and all groups will be run as commands
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@ -381,7 +384,8 @@ module Mongo
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end
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end
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raise OperationFailure, "finalize is only supported with the group command" if finalize
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raise OperationFailure, ":finalize can be specified only when " +
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"group is run as a command (set command param to true)" if finalize
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case reduce
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when Code
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