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12 lines
238 B
Ruby
12 lines
238 B
Ruby
class UpdateMyModuleCoordinate < ActiveRecord::Migration[4.2]
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def change
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MyModule.find_each do |my_module|
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x = my_module.x
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y = my_module.y
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x *= 32
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y *= 16
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my_module.update(x: x, y: y)
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end
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end
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end
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