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db.describegrass - Online in the Cloud

Run db.describegrass in OnWorks free hosting provider over Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator

This is the command db.describegrass that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator

PROGRAM:

NAME


db.describe - Describes a table in detail.

KEYWORDS


database, attribute table

SYNOPSIS


db.describe
db.describe --help
db.describe [-ct] table=name [driver=name] [database=name] [--help] [--verbose]
[--quiet] [--ui]

Flags:
-c
Print column names only instead of full column descriptions

-t
Print table structure

--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: mysql, odbc, sqlite, pg, ogr, dbf
Default: sqlite

database=name
Name of database
Default: $GISDBASE/$LOCATION_NAME/$MAPSET/sqlite/sqlite.db

DESCRIPTION


db.describe displays table information. If parameter -c is used only column names instead
of full column descriptions is given.

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 column descriptions of table in SQLite database (note that this is the default
setting)
db.describe driver=sqlite table=hospitals \
database=’$GISDBASE/$LOCATION_NAME/$MAPSET/sqlite/sqlite.db’
# or simply
db.describe myarchsites

DBF example
db.describe -c table=hospitals database=’$GISDBASE/$LOCATION_NAME/PERMANENT/dbf/’ \
driver=dbf
ncols: 16
nrows: 160
Column 1: cat:INTEGER:11
Column 2: OBJECTID:INTEGER:11
Column 3: AREA:DOUBLE PRECISION:20
[...]
db.describe table=hospitals database=’$GISDBASE/$LOCATION_NAME/PERMANENT/dbf/’ \
driver=dbf
table:hospitals
description:
insert:yes
delete:yes
ncols:16
nrows:160
column:cat
description:
type:INTEGER
len:11
scale:0
precision:10
default:
nullok:yes
select:yes
update:yes
column:OBJECTID
description:
type:INTEGER
[...]

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