search for: find_in_batches

Displaying 4 results from an estimated 4 matches for "find_in_batches".

2010 Dec 30
1
find_in_batches + query_cache = bloat
We''ve been using find_in_batches to reduce memory usage, and recently noticed one of our more intensive background processes had a huge memory footprint (600mb+) and was getting killed by our memory monitor. We were unable to reproduce this in development, and after investigation, the culprit is query_cache. Wrapping the task in A...
2011 Apr 09
4
API documentation for find_in_batches
Hello, At guides.rubyonrails.org I read about the possibilities of find_in_batches. However I cannot find this option anywhere in the API documentation (api.rubyonrails.org). My question: where should I look for the documentation of this command? -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this...
2010 Aug 28
1
find_in_batches vs limit
Is the :limit option in the regular find call effectively same as doing find_in_batches? or does doing something like the following loads "all" of the record and then returns only 5? find(:all, :conditions => [''age > ?'', age], :limit => 5) -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk&quot...
2012 May 09
12
out of memory (java heap space) on zip creation (jruby)
I am using rubyzip and am trying to put a huge csv file with 1.4 million rows into the zip file. Using jruby I get a out of heap error. I believe the error happens in the block below: Zip::ZipOutputStream.open(zip_path) do |zos| zos.put_next_entry(File.basename(csv_path)) zos.print IO.read(csv_path) end -- You received this message because you are subscribed to the Google