索引さくいん順次じゅんじアクセス方式ほうしきだったら
sakui n junji akusesuhōshikidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 索引順次アクセス方式

1. If it were sequential access method.; If sequential access method were the case.

Tara Conditional
Computing