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11 lines
357 B
Ruby
11 lines
357 B
Ruby
class AddCounterCacheToSamples < ActiveRecord::Migration[4.2]
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def up
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add_column :samples, :nr_of_modules_assigned_to, :integer, default: 0
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add_column :my_modules, :nr_of_assigned_samples, :integer, default: 0
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end
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def down
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remove_column :samples, :nr_of_modules_assigned_to
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remove_column :my_modules, :nr_of_assigned_samples
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end
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end
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