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FreeBSD databases : jdb

JDB manipulates flat-ASCII databases from shell scripts

 JDB is a package of commands for manipulating flat-ASCII databases
from shell scripts. JDB is useful to process medium amounts of data
(with very little data you'd do it by hand, with megabytes you might
want a real database). JDB is very good at doing things like:

    * extracting measurements from experimental output
    * re-examining data to address different hypotheses
    * joining data from different experiments
    * eliminating/detecting outliers
    * computing statistics on data (mean, confidence intervals,
      histograms, correlations)
    * reformatting data for graphing programs

Rather than hand-code scripts to do each special case, JDB provides
higher-level functions.

JDB is built on flat-ASCII databases.  By storing data in simple text
files and processing it with pipelines it is easy to experiment (in
the shell) and look at the output. 

http://www.isi.edu/~johnh/SOFTWARE/JDB/index.html



jdb history


v. 1.8
date: 2006/12/30 17:11:44;  author: miwi;  state: Exp;  lines: +1 -1
- Update to 1.14

PR:		ports/107234
Submitted by:	miwi
Approved by:	maintainer

v. 1.7 date: 2004/04/18 19:44:59; author: krion; state: Exp; lines: +1 -2 - Update to version 1.13 PR: ports/65722 Submitted by: maintainer
v. 1.6 date: 2004/01/19 00:56:10; author: linimon; state: Exp; lines: +1 -1 Update maintainer's email address (prompted by detailed autoreply to a message I just forwarded).
v. 1.5 date: 2003/10/21 20:09:08; author: osa; state: Exp; lines: +1 -4 Skip the built-in test suite. Submitted by: Lars Eggert (maintainer) PR: 58344
v. 1.4 date: 2003/02/23 23:02:26; author: edwin; state: Exp; lines: +1 -0 Update port: databases/jdb bugfixes for perl-5.8 PR: ports/48219 Submitted by: Lars Eggert
v. 1.3 date: 2003/02/21 11:14:59; author: knu; state: Exp; lines: +1 -0 De-pkg-comment.
v. 1.2 date: 2002/11/05 20:45:13; author: obraun; state: Exp; lines: +1 -2 Upgrade to 1.12. PR: ports/44947 Submitted by: maintainer
v. 1.1 date: 2002/11/04 14:15:55; author: nork; state: Exp; Add jdb(1.11), JDB manipulates flat-ASCII databases from shell scripts. PR: ports/39957 Submitted by: Lars Eggert =============================================================================



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