30 lines
717 B
Ruby
30 lines
717 B
Ruby
# frozen_string_literal: true
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module Gitlab
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module Database
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module Count
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# This strategy performs an exact count on the model.
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#
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# This is guaranteed to be accurate, however it also scans the
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# whole table. Hence, there are no guarantees with respect
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# to runtime.
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#
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# Note that for very large tables, this may even timeout.
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class ExactCountStrategy
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attr_reader :models
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def initialize(models)
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@models = models
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end
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def count
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models.each_with_object({}) do |model, data|
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data[model] = model.count
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end
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rescue *CONNECTION_ERRORS
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{}
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end
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end
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end
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end
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end
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