Class: Nandi::Instructions::AddIndex

Inherits:
Object
  • Object
show all
Defined in:
lib/nandi/instructions/add_index.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(fields:, table:, **kwargs) ⇒ AddIndex

Returns a new instance of AddIndex.



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# File 'lib/nandi/instructions/add_index.rb', line 6

def initialize(fields:, table:, **kwargs)
  @fields = Array(fields)
  @fields = @fields.first if @fields.one?

  @table = table
  @extra_args = kwargs
end

Instance Attribute Details

#fields ⇒ Object (readonly)

Returns the value of attribute fields.



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# File 'lib/nandi/instructions/add_index.rb', line 36

def fields
  @fields
end

#table ⇒ Object (readonly)

Returns the value of attribute table.



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# File 'lib/nandi/instructions/add_index.rb', line 36

def table
  @table
end

Instance Method Details

#extra_args ⇒ Object 



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# File 'lib/nandi/instructions/add_index.rb', line 18

def extra_args
  {
    # Overridable defaults
    name: name,

    # Overrides and extra options
    **@extra_args,

    # Mandatory values
    algorithm: :concurrently,
    using: :btree,
  }
end

#lock ⇒ Object 



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# File 'lib/nandi/instructions/add_index.rb', line 32

def lock
  Nandi::Migration::LockWeights::SHARE
end

#procedure ⇒ Object 



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# File 'lib/nandi/instructions/add_index.rb', line 14

def procedure
  :add_index
end