>
> > when it comes to SSI I am not finding any explanations
> > for this acronym.
>
> http://wiki.postgresql.org/wiki/Serializable
>
> It's about a technique for serializable transactions which doesn't
> add any blocking beyond what is present in snapshot isolation. In
> contrast, most serializable implementations which provide true
> serializability do this by blocking conflicting transactions. A
> description of the SSI technique was first published in the 2008 ACM
> SIGMOD, with independent confirmation of some of the published
> performance improvements compared to traditional S2PL serializability
> by an ACM committee. While two prototype implementations were
> developed to support academic papers on the topic, we believe this is
> the first production-quality implementation. It includes many
> innovations which were not described in any academic papers on the
> topic.
Excelent!1
The News:
It's about a technique for serializable transactions which doesn't
add any blocking beyond what is present in snapshot isolation.It includes many
innovations which were not described in any academic papers on the
topic.
--
Saludos,
Gilberto Castillo
Edificio Beijing. Miramar Trade Center. Etecsa.
Miramar, La Habana.Cuba.
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