method
add_column
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Class: AlterTable
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add_column(name, type, options)
public
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# File activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb, line 479 def add_column(name, type, options) name = name.to_s type = type.to_sym @adds << AddColumnDefinition.new(@td.new_column_definition(name, type, options)) end