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liaden/gist:2a09c245b26e7a67b0d3

Created March 19, 2015 19:40
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Look at all tables and find matching columns.
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gistfile1.rb
def find_column_in_tables(filter)
tables = ActiveRecord::Base.connection.tables.map { |tname| tname.singularize.camelize.constantize rescue nil }.compact
column_names_by_table = tables.reduce({}) { |hash, table| hash.merge( table.name => table.column_names ) }
column_names_by_table.select { |key,value| value.any? { |column_name| column_name =~ filter } }
end
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