def generate_belongs_to_foreign_key_name(assoc)
      source = assoc.source_table[0..7]
      column = assoc.foreign_key_column[0..7]
      destination = assoc.destination_table[0..7]
      "fk_#{source}_#{column}_#{destination}_#{SecureRandom.hex}"
    end
def generate_belongs_to_foreign_key_name(assoc)
      source = assoc.source_table[0..7]
      column = assoc.foreign_key_column[0..7]
      destination = assoc.destination_table[0..7]
      "fk_#{source}_#{column}_#{destination}_#{SecureRandom.hex}"
    end
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