Commit 610f0dc52643c5e16108753714e4a0de72d4fa3c
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verbose migration
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db/migrate/20121003223358_extract_backtraces.rb
| 1 | class ExtractBacktraces < Mongoid::Migration | 1 | class ExtractBacktraces < Mongoid::Migration |
| 2 | def self.up | 2 | def self.up |
| 3 | + say "Please it could take long time (hours if you have many Notices)" | ||
| 3 | Notice.unscoped.all.each do |notice| | 4 | Notice.unscoped.all.each do |notice| |
| 4 | backtrace = Backtrace.find_or_create(:raw => notice['backtrace']) | 5 | backtrace = Backtrace.find_or_create(:raw => notice['backtrace']) |
| 5 | notice.backtrace = backtrace | 6 | notice.backtrace = backtrace |
| 6 | notice['backtrace'] = nil | 7 | notice['backtrace'] = nil |
| 7 | notice.save! | 8 | notice.save! |
| 8 | end | 9 | end |
| 10 | + say "run `db.repairDatabase()` (in mongodb console) to recover deleted space" | ||
| 9 | end | 11 | end |
| 10 | 12 | ||
| 11 | def self.down | 13 | def self.down |