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