<s>
Apache	B-Language
Iceberg	I-Language
is	O
an	O
open	B-Application
source	I-Application
high-performance	O
format	O
for	O
huge	O
analytic	O
tables	B-Application
.	O
</s>
<s>
Iceberg	O
brings	O
the	O
reliability	O
and	O
simplicity	O
of	O
SQL	B-Application
tables	I-Application
to	O
big	O
data	O
,	O
while	O
making	O
it	O
possible	O
for	O
engines	O
like	O
Spark	B-Language
,	O
Trino	B-Language
,	O
Flink	B-Application
,	O
Snowflake	B-General_Concept
,	O
Dremio	O
,	O
Presto	B-Language
,	O
Hive	O
,	O
Impala	B-General_Concept
,	O
StarRocks	O
,	O
Doris	O
,	O
Athena	O
,	O
and	O
Pig	B-Language
to	O
safely	O
work	O
with	O
the	O
same	O
tables	B-Application
,	O
at	O
the	O
same	O
time	O
.	O
</s>
<s>
Iceberg	O
is	O
released	O
under	O
the	O
Apache	B-Application
License	I-Application
.	O
</s>
<s>
Iceberg	O
addresses	O
the	O
performance	O
and	O
usability	O
challenges	O
of	O
using	O
Apache	B-General_Concept
Hive	I-General_Concept
tables	B-Application
in	O
large	O
and	O
demanding	O
data	B-General_Concept
lake	I-General_Concept
environments	O
.	O
</s>
<s>
Hive	O
was	O
never	O
able	O
to	O
guarantee	O
correctness	O
and	O
did	O
not	O
provide	O
stable	O
atomic	B-General_Concept
transactions	I-General_Concept
.	O
</s>
<s>
Simplify	O
and	O
obfuscate	O
general	O
operation	O
and	O
maintenance	O
of	O
tables	B-Application
.	O
</s>
<s>
Iceberg	O
is	O
used	O
by	O
multiple	O
companies	O
including	O
Airbnb	O
,	O
Apple	O
,	O
Expedia	O
,	O
LinkedIn	B-Application
,	O
Adobe	O
,	O
Lyft	B-Application
,	O
and	O
many	O
more	O
.	O
</s>
<s>
In	O
August	O
2021	O
,	O
some	O
of	O
the	O
founding	O
members	O
of	O
the	O
project	O
created	O
Tabular	O
which	O
offers	O
a	O
managed	O
service	O
that	O
enables	O
the	O
user	O
to	O
use	O
and	O
secure	O
Iceberg	O
tables	B-Application
in	O
query	O
engines	O
.	O
</s>
<s>
In	O
early	O
2022	O
,	O
Snowflake	B-General_Concept
announced	O
that	O
they	O
would	O
support	O
Iceberg	O
as	O
one	O
of	O
their	O
external	O
table	O
formats	O
.	O
</s>
