Linux Certif

Toute la documentation sur la certification Linux LPI

db.columns

NAME

db.columns - List all columns for a given table.

KEYWORDS

database, SQL

SYNOPSIS

db.columns
db.columns help
db.columns table=name [driver=name] [database=name] [--verbose] [--quiet]

Parameters:

table=name

Table name

driver=name

Driver name
Options: ogr,odbc,pg,sqlite,mesql
Default: dbf

database=name

Database name
Default: $GISDBASE/$LOCATION_NAME/$MAPSET/dbf/

DESCRIPTION

db.columns lists all columns for a give table. Connection to databases are supported through dbf, shp, odbc and pg drivers.

NOTE

If parameters for database connection are already set with db.connect, they are taken as default values and do not need to be spcified each time.

EXAMPLE

List columns from PostgreSQL attribute table

db.columns table=markveggy driver=pg database=grass60test

If database parameters are already set

db.columns table=markveggy

List columns from Shape file with DBF attribute table

db.columns table=network driver=dbf database=/daten/grassdata/fire/PERMANENT/dbf/

SEE ALSO

db.connect, db.describe, db.drivers, db.droptable, db.execute, db.login, db.tables, GRASS SQL interface

AUTHOR

Radim Blazek, ITC-Irst, Trento, Italy

Last changed: $Date: 2005-12-10 18:49:50 +0100 (Sat, 10 Dec 2005) $

Full index

© 2003-2008 GRASS Development Team