<s>
Presto	B-Language
(	O
including	O
PrestoDB	O
,	O
and	O
PrestoSQL	O
which	O
was	O
re-branded	O
to	O
Trino	B-Language
)	O
is	O
a	O
distributed	O
query	O
engine	O
for	O
big	B-Application
data	I-Application
using	O
the	O
SQL	B-Language
query	O
language	O
.	O
</s>
<s>
Its	O
architecture	O
allows	O
users	O
to	O
query	O
data	O
sources	O
such	O
as	O
Hadoop	B-Application
,	O
Cassandra	B-Application
,	O
Kafka	B-Language
,	O
AWS	B-General_Concept
S3	I-General_Concept
,	O
Alluxio	B-Application
,	O
MySQL	B-Application
,	O
MongoDB	B-Application
and	O
Teradata	O
,	O
and	O
allows	O
use	O
of	O
multiple	O
data	O
sources	O
within	O
a	O
query	O
.	O
</s>
<s>
Presto	B-Language
is	O
community-driven	O
open-source	B-Application
software	I-Application
released	O
under	O
the	O
Apache	B-Application
License	I-Application
.	O
</s>
<s>
Presto	B-Language
was	O
originally	O
designed	O
and	O
developed	O
at	O
Facebook	O
,	O
Inc	O
.	O
(	O
later	O
renamed	O
Meta	O
)	O
for	O
their	O
data	O
analysts	O
to	O
run	O
interactive	O
queries	O
on	O
its	O
large	O
data	O
warehouse	O
in	O
Apache	B-Application
Hadoop	I-Application
.	O
</s>
<s>
Before	O
Presto	B-Language
,	O
the	O
data	O
analysts	O
at	O
Facebook	O
relied	O
on	O
Apache	B-General_Concept
Hive	I-General_Concept
for	O
running	O
SQL	B-Language
analytics	O
on	O
their	O
multi-petabyte	O
data	O
warehouse	O
.	O
</s>
<s>
Hive	O
was	O
deemed	O
too	O
slow	O
for	O
Facebook	O
's	O
scale	O
and	O
Presto	B-Language
was	O
invented	O
to	O
fill	O
the	O
gap	O
to	O
run	O
fast	O
queries	O
.	O
</s>
<s>
In	O
2014	O
,	O
Netflix	O
disclosed	O
they	O
used	O
Presto	B-Language
on	O
10	O
petabytes	O
of	O
data	O
stored	O
in	O
the	O
Amazon	B-General_Concept
Simple	I-General_Concept
Storage	I-General_Concept
Service	I-General_Concept
(	O
S3	O
)	O
.	O
</s>
<s>
In	O
November	O
,	O
2016	O
,	O
Amazon	O
announced	O
a	O
service	O
called	O
Athena	O
that	O
was	O
based	O
on	O
Presto	B-Language
.	O
</s>
<s>
In	O
2017	O
,	O
Teradata	O
spun	O
out	O
a	O
company	O
called	O
Starburst	O
Data	O
to	O
commercially	O
support	O
Presto	B-Language
,	O
which	O
included	O
staff	O
acquired	O
from	O
Hadapt	O
in	O
2014	O
.	O
</s>
<s>
Teradata	O
's	O
QueryGrid	O
software	O
allowed	O
Presto	B-Language
to	O
access	O
a	O
Teradata	O
relational	O
database	O
.	O
</s>
<s>
In	O
January	O
2019	O
,	O
the	O
Presto	B-Language
Software	O
Foundation	O
was	O
announced	O
.	O
</s>
<s>
The	O
foundation	O
is	O
a	O
not-for-profit	O
organization	O
for	O
the	O
advancement	O
of	O
the	O
Presto	B-Language
open	O
source	O
distributed	O
SQL	B-Language
query	O
engine	O
.	O
</s>
<s>
At	O
the	O
same	O
time	O
,	O
Presto	B-Language
development	O
forked	O
:	O
PrestoDB	O
maintained	O
by	O
Facebook	O
,	O
and	O
PrestoSQL	O
maintained	O
by	O
the	O
Presto	B-Language
Software	O
Foundation	O
,	O
with	O
some	O
cross	O
pollination	O
of	O
code	O
.	O
</s>
<s>
In	O
September	O
2019	O
,	O
Facebook	O
donated	O
PrestoDB	O
to	O
the	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
,	O
establishing	O
the	O
.	O
</s>
<s>
Neither	O
the	O
creators	O
of	O
Presto	B-Language
,	O
nor	O
the	O
top	O
contributors	O
and	O
committers	O
,	O
were	O
invited	O
to	O
join	O
this	O
foundation	O
.	O
</s>
<s>
By	O
2020	O
,	O
all	O
four	O
of	O
the	O
original	O
Presto	B-Language
developers	O
had	O
joined	O
Starburst	O
.	O
</s>
<s>
In	O
December	O
2020	O
,	O
PrestoSQL	O
was	O
rebranded	O
as	O
Trino	B-Language
,	O
since	O
Facebook	O
had	O
obtained	O
a	O
trademark	O
on	O
the	O
name	O
"	O
Presto	B-Language
"	O
(	O
also	O
donated	O
to	O
the	B-Operating_System
Linux	I-Operating_System
Foundation	I-Operating_System
)	O
.	O
</s>
<s>
Another	O
company	O
called	O
Ahana	O
was	O
announced	O
in	O
2020	O
to	O
commercialize	O
the	O
PrestoDB	O
fork	O
as	O
a	O
cloud	B-Architecture
service	I-Architecture
and	O
was	O
acquired	O
by	O
IBM	O
in	O
2023	O
.	O
</s>
<s>
Presto	B-Language
's	O
architecture	O
is	O
very	O
similar	O
to	O
other	O
database	B-Application
management	I-Application
systems	I-Application
using	O
cluster	B-Architecture
computing	I-Architecture
,	O
sometimes	O
called	O
massively	B-Operating_System
parallel	I-Operating_System
processing	I-Operating_System
(	O
MPP	O
)	O
.	O
</s>
<s>
Clients	O
submit	O
SQL	B-Language
statements	O
that	O
are	O
parsed	O
and	O
planned	O
,	O
following	O
which	O
parallel	O
tasks	O
are	O
scheduled	O
to	O
workers	O
.	O
</s>
<s>
Compared	O
to	O
the	O
original	O
Apache	B-General_Concept
Hive	I-General_Concept
execution	O
model	O
which	O
used	O
the	O
Hadoop	B-Application
MapReduce	B-Operating_System
mechanism	O
on	O
each	O
query	O
,	O
Presto	B-Language
does	O
not	O
write	O
intermediate	O
results	O
to	O
disk	O
,	O
resulting	O
in	O
a	O
significant	O
speed	O
improvement	O
.	O
</s>
<s>
Presto	B-Language
is	O
written	O
in	O
Java	B-Language
.	O
</s>
<s>
A	O
Presto	B-Language
query	O
can	O
combine	O
data	O
from	O
multiple	O
sources	O
.	O
</s>
<s>
Presto	B-Language
offers	O
connectors	O
to	O
data	O
sources	O
including	O
files	O
in	O
Alluxio	B-Application
,	O
Hadoop	B-Application
Distributed	O
File	O
System	O
(	O
often	O
called	O
a	O
data	B-General_Concept
lake	I-General_Concept
)	O
,	O
Amazon	B-General_Concept
S3	I-General_Concept
,	O
MySQL	B-Application
,	O
PostgreSQL	B-Application
,	O
Microsoft	B-Application
SQL	I-Application
Server	I-Application
,	O
Amazon	O
Redshift	O
,	O
Apache	B-General_Concept
Kudu	I-General_Concept
,	O
Apache	B-Application
Phoenix	I-Application
,	O
Apache	B-Language
Kafka	I-Language
,	O
Apache	B-Application
Cassandra	I-Application
,	O
Apache	B-Language
Accumulo	I-Language
,	O
MongoDB	B-Application
and	O
Redis	B-Operating_System
.	O
</s>
<s>
Unlike	O
other	O
Hadoop	B-Application
distribution-specific	O
tools	O
,	O
such	O
as	O
Apache	B-Language
Impala	I-Language
,	O
Presto	B-Language
can	O
work	O
with	O
any	O
variant	O
of	O
Hadoop	B-Application
or	O
without	O
it	O
.	O
</s>
<s>
Presto	B-Language
supports	O
separation	O
of	O
compute	O
and	O
storage	O
and	O
may	O
be	O
deployed	O
on-premises	O
or	O
using	O
cloud	B-Architecture
computing	I-Architecture
.	O
</s>
