.\"
.\" Copyright (c) 1996, 1997 Shigio Yamaguchi. All rights reserved.
.\"
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.\" modification, are permitted provided that the following conditions
.\" are met:
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\"    documentation and/or other materials provided with the distribution.
.\" 3. All advertising materials mentioning features or use of this software
.\"    must display the following acknowledgement:
.\"	This product includes software developed by Shigio Yamaguchi.
.\" 4. Neither the name of the author nor the names of any co-contributors
.\"    may be used to endorse or promote products derived from this software
.\"    without specific prior written permission.
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.Dd April 21, 1996
.Dt BTREEOP 1
.Os BSD 4
.Sh NAME
.Nm btreeop
.Nd btree database maintenance tool
.Sh SYNOPSIS
.Nm btreeop
.Op Fl C
.Op Fl K Ar key
.Op Fl b
.Op Fl c Ar cashesize
.Op Fl l
.Op Fl p Ar psize
.Op Ar dbname
.Sh DESCRIPTION
.Nm Btreeop
execute simple operations for
.Xr btree 3
database.
.Nm Btreeop
can create database and read (sequential or index) from it .
Duplicate entries are allowed.
.Sh OPTIONS
A capital letter means a command. If no command specified
then it assume sequential read operation.
.Bl -tag -width Ds
.It Fl C
create database.
.It Fl K Ar key
search data by the key.
.It Fl b
assume BIG_ENDIAN byte order. default is LITTLE_ENDIAN.
.It Fl c Ar cashesize
specify cashesize. It's identical to 
.Nm info.cachesize
of BTREEINFO. (see btree(3))
.It Fl l
assume LITTLE_ENDIAN byte order. (the default)
.It Fl p Ar psize
specify page size. It's identical to 
.Nm info.psize
of BTREEINFO. (see btree(3))
.It Ar dbname
database name. default is 'btree'.
.Sh DATA FORMAT
To creat database,
.Nm btreeop
read data from stdin.
The format of the data is the following.

  Key         Data\\n
  Key         Data\\n
  .
  .
  .

.El

.Bl -enum -offset indent
.It
Key and Data are separated by blank('\\t' or ' '). 
.It
Key cannot include blank.
.It
Data can include blank.
.It
Null Data not allowed.
.El
.Sh EXAMPLES
Create database.

  % btreeop -C
  key1	data1
  key2	data2
  key2	data2-2
  key3	data3
  ^D
  %

Sequential read.

  % btreeop
  key2  data2
  key3  data3
  key2  data2-2
  key1  data1
  %

Indexed read.

  % btreeop -K key2
  key2  data2-2
  key2  data2
  %

.Sh FILES
.Bl -tag -width tags -compact
.It Pa btree
default database name.
.El
.Sh DIAGNOSTICS
.Nm Btreeop
exits with a value of 1 if an error occurred, 0 otherwise.
.Sh SEE ALSO
.Xr btree 3 ,
.Sh BUGS
.Nm btreeop
cannot utilize all features of
.Xr btree 3
.Sh AUTHOR
Shigio Yamaguchi (shigio@wafu.netgate.net)