Class: Veritas::Optimizer::Relation::Operation::Limit::UnoptimizedOperand

Inherits:

Veritas::Optimizer::Relation::Operation::Limit

• Object
• Veritas::Optimizer
• Unary
• Veritas::Optimizer::Relation::Operation::Limit
• Veritas::Optimizer::Relation::Operation::Limit::UnoptimizedOperand

Includes:

Function::Unary::UnoptimizedOperand

Defined in:

lib/veritas/optimizer/relation/operation/limit.rb

Overview

Optimize when operand is optimizable

Constant Summary

Constants inherited from Veritas::Optimizer

Noop, VERSION

Instance Attribute Summary

Attributes inherited from Unary

#header

Attributes included from Function::Unary

#operand

Attributes inherited from Veritas::Optimizer

#operation

Instance Method Summary

• #optimize ⇒ Limit private

  Return a Limit with an optimized operand.

Methods included from Function::Unary::UnoptimizedOperand

#optimizable?

Methods inherited from Unary

#initialize

Methods included from Function::Unary

#initialize

Methods inherited from Veritas::Optimizer

chain, #initialize, #optimizable?

Constructor Details

This class inherits a constructor from Veritas::Optimizer::Relation::Operation::Unary

Instance Method Details

#optimize ⇒ Limit

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Return a Limit with an optimized operand

Returns:

• (Limit)

# File 'lib/veritas/optimizer/relation/operation/limit.rb', line 123

def optimize
  operand.take(limit)
end