Class: Veritas::Optimizer::Algebra::Rename::UnoptimizedOperand

Inherits:
Veritas::Optimizer::Algebra::Rename show all
Includes:
Function::Unary::UnoptimizedOperand
Defined in:
lib/veritas/optimizer/algebra/rename.rb

Overview

Optimize when operand is optimizable

Constant Summary

Constants inherited from Veritas::Optimizer

Noop, VERSION

Instance Attribute Summary

Attributes inherited from Veritas::Optimizer::Algebra::Rename

#aliases

Attributes inherited from Relation::Operation::Unary

#header

Attributes included from Function::Unary

#operand

Attributes inherited from Veritas::Optimizer

#operation

Instance Method Summary collapse

Methods included from Function::Unary::UnoptimizedOperand

#optimizable?

Methods inherited from Veritas::Optimizer::Algebra::Rename

#initialize

Methods inherited from Relation::Operation::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::Algebra::Rename

Instance Method Details

#optimize ⇒ Rename

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 Rename with an optimized operand

Returns:



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# File 'lib/veritas/optimizer/algebra/rename.rb', line 355

def optimize
  wrap_operand(operand)
end