👂 🎴 🕸️
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class
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fragment
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>
In
computing
''
a
database
is
an
organized
collection
of
data
stored
and
accessed
electronically
.
Small
databases
can
be
stored
on
a
file
system
''
while
large
databases
are
hosted
on
computer
clusters
or
cloud
storage
.
The
design
of
databases
spans
formal
techniques
and
practical
considerations
including
data
modeling
''
efficient
data
representation
and
storage
''
query
languages
''
security
and
privacy
of
sensitive
data
''
and
distributed
computing
issues
including
supporting
concurrent
access
and
fault
tolp
p
><
p
class
=
„
fragment
“
>
A
database
management
system
(
DBMS
)
is
the
software
that
interacts
with
end
users
''
applications
''
and
the
database
itself
to
capture
and
analyze
the
data
.
The
DBMS
software
additionally
encompasses
the
core
facilities
provided
to
administer
the
database
.
The
sum
total
of
the
database
''
the
DBMS
and
the
associated
applications
can
be
referred
to
as
a
database
system
.
Often
the
term
„
database
“
is
also
used
loosely
to
refer
to
any
of
the
DBMS
''
the
database
system
or
an
application
associated
with
the
database
.
p
>
<
p
class
=
„
fragment
“
>
digital
community
which
I
founded
in
Slovakia
in
2002
p
><
p
class
=
„
fragment
“
>
still
used
by
few
hundred
people
p
><
p
class
=
„
fragment
“
>
architecture
based
around
the
principle
„
all
nodes
are
functionally
identical
“
p
><
p
class
=
„
fragment
“
>
MySQL
database
;
core
tables
:
„
nodes
“
''
„
neurons
“
and
„
node
access
“
p
>
<
p
class
=
„
fragment
“
>
Learn
SQL
p
><
p
class
=
„
fragment
“
>
what
You
want
to
use
is
PostgreSQL
and
nothing
else
than
PostgreSQL
p
><
p
class
=
„
fragment
“
>
hstore
is
Your
friend
<
a
href
=
„
https
://
www
.
postgresql
.
org
/
docs
/
current
/
hstore
.
html
“
>
https
://
www
.
postgresql
.
org
/
docs
/
current
/
hstore
.
html
a
>
p
>
<
p
class
=
„
fragment
“
>
avoid
XML
p
><
p
class
=
„
fragment
“
>
encode
everything
in
utf
-
8
p
><
p
class
=
„
fragment
“
>
the
swiss
-
knife
of
pattern
extraction
:
grep
-
r
-
P
...
p
><
p
class
=
„
fragment
“
>
other
useful
commands
:
wc
''
uniq
''
sort
p
>
<
p
class
=
„
fragment
“
>
aggregates
information
(
sometimes
in
a
form
of
an
artefact
)
p
><
p
class
=
„
fragment
“
>
gives
in
certain
form
„
sense
“
to
the
archived
entity
p
><
p
class
=
„
fragment
“
>
has
something
to
do
with
„
power
“
p
>
link
t
.
b
.
a
.
on
this
folio
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