v.db.droptable(1grass)
| v.db.droptable(1grass) | GRASS GIS User's Manual | v.db.droptable(1grass) |
NAME
v.db.droptable - Removes existing attribute table of a vector map.
KEYWORDS
vector, attribute table, database
SYNOPSIS
v.db.droptable
v.db.droptable --help
v.db.droptable [-f] map=name
[table=name] [layer=string] [--help]
[--verbose] [--quiet] [--ui]
Flags:
- -f
-
Force removal (required for actual deletion of table) - --help
-
Print usage summary - --verbose
-
Verbose module output - --quiet
-
Quiet module output - --ui
-
Force launching GUI dialog
Parameters:
- map=name [required]
-
Name of vector map
Or data source for direct OGR access - table=name
-
Table name (default: vector map name) - layer=string
-
Layer number or name
Vector features can have category values in different layers. This number determines which layer to use. When used with direct OGR access this is the layer name.
Default: 1
DESCRIPTION
v.db.droptable removes an existing attribute table from a given vector map linked at given layer. If the -f force flag is not given then nothing is removed.
NOTES
v.db.droptable is a front-end to db.execute to allow easier usage.
The existing database connection(s) can be verified with v.db.connect.
EXAMPLE
Removing attribute table connected to layer 1:
g.copy vect=roadsmajor,myroads v.db.droptable myroads v.db.droptable myroads -f v.db.connect -p myroads
SEE ALSO
db.connect, db.execute,
v.db.addtable, v.db.connect, v.db.dropcolumn,
v.db.select, v.db.update
GRASS SQL interface
AUTHOR
Markus Neteler
SOURCE CODE
Available at: v.db.droptable source code (history)
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