R: index or not

It strongly depends from the queries. Usually yes

Il giorno 2010 5 15 16:20, "Armand Turpel" <aturpel@mnhn.lu> ha scritto:

Hi,
Does it make sense to create indexes on a table which only contains bigint fields? Is there any performance gain?

Example:

Table x_rel
id_a bigint
id_b bigint
id_c bigint
id_d bigint

Thanks for replying,
Armand

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