<s>
GeoMesa	B-Language
is	O
an	O
open-source	O
,	O
distributed	O
,	O
spatio-temporal	O
index	O
built	O
on	O
top	O
of	O
Bigtable-style	O
databases	O
using	O
an	O
implementation	O
of	O
the	O
Geohash	O
algorithm	O
.	O
</s>
<s>
Written	O
in	O
Scala	B-Application
,	O
GeoMesa	B-Language
is	O
capable	O
of	O
ingesting	O
,	O
indexing	O
,	O
and	O
querying	O
billions	O
of	O
geometry	O
features	O
using	O
a	O
highly	O
parallelized	O
index	O
scheme	O
.	O
</s>
<s>
GeoMesa	B-Language
builds	O
on	O
top	O
of	O
open	O
source	O
geo	O
(	O
OSG	O
)	O
libraries	O
.	O
</s>
<s>
Google	O
announced	O
that	O
GeoMesa	B-Language
supported	O
the	O
Google	B-Application
Cloud	I-Application
Bigtable	I-Application
hosted	O
NoSQL	O
service	O
in	O
their	O
release	O
blog	O
post	O
in	O
May	O
2015	O
.	O
</s>
<s>
GeoMesa	B-Language
also	O
supports	O
Bigtable-derivative	O
implementations	O
Apache	B-Language
Accumulo	I-Language
and	O
Apache	B-Language
HBase	I-Language
.	O
</s>
<s>
GeoMesa	B-Language
implements	O
a	O
Z-order	B-Algorithm
curve	I-Algorithm
via	O
a	O
custom	O
Geohash	O
implementation	O
to	O
combine	O
three	O
dimensions	O
of	O
geometry	O
and	O
time	O
(	O
i.e.	O
</s>
<s>
latitude/longitude/timestamp	O
)	O
into	O
a	O
single-dimension	O
lexicographic	O
key	O
space	O
provided	O
by	O
Accumulo	B-Language
.	O
</s>
