Improve get_quantiles method for exercise
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@ -255,7 +255,6 @@ class Exercise < ApplicationRecord
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end
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def get_quantiles(quantiles)
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quantiles_str = self.class.sanitize_sql("[#{quantiles.join(',')}]")
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result = ActiveRecord::Base.transaction do
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self.class.connection.execute("
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SET LOCAL intervalstyle = 'iso_8601';
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@ -362,7 +361,7 @@ class Exercise < ApplicationRecord
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GROUP BY e.external_id,
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f.user_id,
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exercise_id )
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SELECT unnest(percentile_cont(array#{quantiles_str}) within GROUP (ORDER BY working_time))
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SELECT unnest(percentile_cont(#{self.class.sanitize_sql(['array[?]', quantiles])}) within GROUP (ORDER BY working_time))
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FROM result
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")
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end
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