Class: SolidCache::Entry::Size::Estimate

Inherits:

Object

• Object
• SolidCache::Entry::Size::Estimate

Defined in:

app/models/solid_cache/entry/size/estimate.rb

Instance Attribute Summary

• #max_records ⇒ Object readonly

  Returns the value of attribute max_records.

• #samples ⇒ Object readonly

  Returns the value of attribute samples.

Instance Method Summary

• #exact? ⇒ Boolean
• #initialize(samples:) ⇒ Estimate constructor

  A new instance of Estimate.

• #size ⇒ Object

Constructor Details

#initialize(samples:) ⇒ Estimate

Returns a new instance of Estimate.

# File 'app/models/solid_cache/entry/size/estimate.rb', line 53

def initialize(samples:)
  @samples = samples
  @max_records ||= Entry.id_range
end

Instance Attribute Details

#max_records ⇒ Object (readonly)

Returns the value of attribute max_records.

# File 'app/models/solid_cache/entry/size/estimate.rb', line 51

def max_records
  @max_records
end

#samples ⇒ Object (readonly)

Returns the value of attribute samples.

# File 'app/models/solid_cache/entry/size/estimate.rb', line 51

def samples
  @samples
end

Instance Method Details

#exact? ⇒ Boolean

Returns:

• (Boolean)

# File 'app/models/solid_cache/entry/size/estimate.rb', line 62

def exact?
  outliers_count < samples || sampled_fraction == 1
end

#size ⇒ Object

# File 'app/models/solid_cache/entry/size/estimate.rb', line 58

def size
  outliers_size + non_outlier_estimated_size
end