<s>
logparser	B-Application
is	O
a	O
flexible	O
command	B-Application
line	I-Application
utility	O
that	O
was	O
initially	O
written	O
by	O
Gabriele	O
Giuseppini	O
,	O
a	O
Microsoft	O
employee	O
,	O
to	O
automate	O
tests	O
for	O
IIS	B-Application
logging	B-Application
.	O
</s>
<s>
It	O
was	O
intended	O
for	O
use	O
with	O
the	O
Windows	B-Application
operating	I-Application
system	I-Application
,	O
and	O
was	O
included	O
with	O
the	O
IIS	B-Application
6.0	O
Resource	O
Kit	O
Tools	O
.	O
</s>
<s>
The	O
default	O
behavior	O
of	O
logparser	B-Application
works	O
like	O
a	O
"	O
data	O
processing	O
pipeline	O
"	O
,	O
by	O
taking	O
an	O
SQL	B-Language
expression	O
on	O
the	O
command	B-Application
line	I-Application
,	O
and	O
outputting	O
the	O
lines	O
containing	O
matches	O
for	O
the	O
SQL	B-Language
expression	O
.	O
</s>
<s>
Microsoft	O
describes	O
Logparser	B-Application
as	O
a	O
powerful	O
,	O
versatile	O
tool	O
that	O
provides	O
universal	O
query	O
access	O
to	O
text-based	O
data	O
such	O
as	O
log	B-Application
files	I-Application
,	O
XML	B-Protocol
files	O
and	O
CSV	O
files	O
,	O
as	O
well	O
as	O
key	O
data	O
sources	O
on	O
the	O
Windows	B-Application
operating	I-Application
system	I-Application
such	O
as	O
the	O
Event	O
Log	O
,	O
the	O
Registry	B-Protocol
,	O
the	O
file	O
system	O
,	O
and	O
Active	B-Protocol
Directory	I-Protocol
.	O
</s>
<s>
The	O
results	O
of	O
the	O
input	O
query	O
can	O
be	O
custom-formatted	O
in	O
text	O
based	O
output	O
,	O
or	O
they	O
can	O
be	O
persisted	O
to	O
more	O
specialty	O
targets	O
like	O
SQL	B-Language
,	O
SYSLOG	B-Protocol
,	O
or	O
a	O
chart	O
.	O
</s>
<s>
Example	O
:	O
Selecting	O
date	O
,	O
time	O
and	O
client	O
username	O
accessing	O
ASPX-files	O
,	O
taken	O
from	O
all	O
.log-files	O
in	O
the	O
current	O
directory	O
.	O
</s>
