db.columns(1grass) GRASS GIS User's Manual db.columns(1grass)
NAME
db.columns - List all columns for a given table.
KEYWORDS
database, attribute table
SYNOPSIS
db.columns
db.columns --help
db.columns table=name [driver=name] [database=name] [--help]
[--verbose] [--quiet] [--ui]
Flags:
--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--ui
Force launching GUI dialog
Parameters:
table=name [required]
Name of attribute table
driver=name
Name of database driver
Options: dbf, mysql, odbc, ogr, pg, sqlite
Default: sqlite
database=name
Name of database
Default: $GISDBASE/$LOCATION_NAME/$MAPSET/sqlite/sqlite.db
DESCRIPTION
db.columns lists all columns for a give table. Connection to databases
are supported through dbf, shp, odbc and pg drivers.
NOTE
If parameters for database connection are already set with db.connect,
they are taken as default values and do not need to be spcified each
time.
EXAMPLES
List columns of a PostgreSQL attribute table
db.columns table=zipcodes_wake driver=pg database=grassdb
If the database parameters are already set, the columns can be listed
directly
db.columns table=zipcodes_wake
List columns from Shape file with DBF attribute table
db.columns table=zipcodes_wake driver=dbf database=/grassdata/nc_spm_08/PERMANENT/dbf/
List columns of table in SQLite database
Note that the SQLite backend is the default setting.
db.columns driver=sqlite table=archsites database=’$GISDBASE/$LOCATION_NAME/$MAPSET/sqlite/sqlite.db’
SEE ALSO
db.connect, db.describe, db.drivers, db.droptable, db.execute, db.lo-
gin, db.tables, GRASS SQL interface
GRASS SQL interface
AUTHOR
Radim Blazek, ITC-Irst, Trento, Italy
SOURCE CODE
Available at: db.columns source code (history)
Accessed: unknown
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GRASS 7.8.7 db.columns(1grass)
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