# example for connecting to a PostgreSQL server: db.connect driver=pg database="host=myserver.osgeo.org,dbname=mydb" # password is asked interactively if not specified: db.login user=myname [pass=secret] db.connect -p db.tables -p
db.execute sql="ALTER TABLE mytable ADD ID integer" db.execute sql="CREATE SEQUENCE mytable_seq" db.execute sql="UPDATE mytable SET ID = nextval('mytable_seq')" db.execute sql="DROP SEQUENCE mytable_seq"
\h copy COPY t1 FROM 'filename' USING DELIMITERS ',';
CREATE TABLE test ( id serial NOT NULL, mytime timestamp DEFAULT now(), text varchar, wkb_geometry geometry, CONSTRAINT test_pkey PRIMARY KEY (id) ) WITHOUT OIDS; # insert value INSERT INTO test (text, wkb_geometry) VALUES ('Name',geometryFromText('POLYGON((600000 200000,650000 200000,650000 250000,600000 250000,600000 200000))',-1)); # register geometry column select AddGeometryColumn ('postgis', 'test', 'geometry', -1, 'GEOMETRY', 2);
v.in.ogr dsn="PG:host=localhost dbname=postgis user=neteler" layer=test \ output=test type=boundary,centroid v.db.select test v.info -t test
Database management in GRASS GIS
Help pages for database modules
SQL support in GRASS GIS
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© 2003-2013 GRASS Development Team, GRASS GIS 7.0.svn Reference Manual