RONCC/Geografic-Information-System @ e651f3c86ce2cec45a7fbfedcc5169e1aee55aed

Martin Landa e651f3c86c pg-db: fix list_databases() to accept user/passwd		vor 11 Jahren
..
Makefile	d6700ffb2c Update LIBES, DEPENDENCIES from linkage database	vor 15 Jahren
README	db49180dd7 welcome to GRASS 7.0.svn	vor 17 Jahren
create_table.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
cursor.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
db.c	58385a1ba2 PostgreSQL DB driver: create/delete_database() implemented	vor 12 Jahren
dbdriver.h	1acdd0be01 Build system clean-up	vor 16 Jahren
describe.c	dd866864cf dbdriver(pg): ignore topogeometry columns	vor 13 Jahren
driver.c	8868d4b686 indent -bad -bap -bbb -br -bli0 -bls -cli0 -ncs -fc1 -hnl -i4 \	vor 17 Jahren
error.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
execute.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
fetch.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
globals.h	dd866864cf dbdriver(pg): ignore topogeometry columns	vor 13 Jahren
grass-pg.html	9c8c2e2d14 use standardized header and footer for DB drivers manual pages	vor 11 Jahren
index.c	17504481e2 PG driver: message cosmetics	vor 11 Jahren
listdb.c	e651f3c86c pg-db: fix list_databases() to accept user/passwd	vor 11 Jahren
listtab.c	a7d92cb3ca db-pg: fix db__driver_list_tables() for tables which contain 'pg_' in the name	vor 11 Jahren
main.c	94516acb96 Eliminate preprocessor abuse	vor 17 Jahren
parse.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
priv.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
proto.h	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren
select.c	5d490c2c31 DB drivers: use db_d_report_error() instead of its own mechanism	vor 13 Jahren

		
				README
			
				Postgres driver.

This driver was originaly written by Alex Shevlakov using dbf driver
(PostgreSQL driver forked from DBF driver by Radim Blazek).
DBF driver was not good starting point, so I (R. Blazek) have rewritten it again
using ODBC, postgres driver and adding new code.

Driver supports only some field types, other types are ignored and warning is printed 
by G_warning().

FIELD TYPES:
Field type code may change. See for example
http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/include/catalog/pg_type.h

Because of this, type codes must be read from server when database is opened.

Check also for PostgreSQL data types for defining them in GRASS:
 /usr/include/pgsql/server/catalog/pg_type.h

Supported types in ./globals.h:
(http://www.postgresql.org/docs/8.2/interactive/datatype.html)
DB_C_TYPE_INT:
bit, int2, smallint, int4, int, integer, int8, bigint, serial, oid

DB_C_TYPE_DOUBLE:
float4, real, float8, double precision, numeric, decimal

DB_C_TYPE_STRING:
character, char, character varying, varchar,  text, bool, boolean

DB_C_TYPE_DATETIME:
date, time, timestamp