imposm 2.6.0

OpenStreetMap importer for PostGIS.

Imposm is an importer for OpenStreetMap data. It reads XML and PBF files and can import the data into PostgreSQL/PostGIS databases.

It is designed to create databases that are optimized for rendering/WMS services.

It is developed and supported by Omniscale, runs on Linux or Mac OS X and is released as open source under the Apache Software License 2.0.

See http://imposm.org/ for more information.

Changelog

2.6.0 2015-01-10

• improve load performance of large limit-to geometries

• check connection before reading and fail if unable to connect

• new BoundaryPolygons mapping class that keeps inserted ways

• quote column names when generalizing table

• only skip import of polygons if way was inserted as multipolygon

• only look for tables/views/indexes with schema=public when rotating tables

• updated generated code for internal cache

• minor fixes

2.5.0 2012-12-06

• PostGIS 2 support

• new –limit-to option to limit imports to polygons

• added –quiet option that only logs progress once per minute

• add StringIndex and Index mappings for PostgreSQL

• always drop tables _and_ views with same name before creating new table/view. allows to change mappings from views to tables and vice versa.

• internal refactoring to make support for non SQL databases easier

2.4.0 2012-03-30

• new Class and Type field types

• add support to disable automatic type column

• new –connection option

• support for PostGIS Trigram indices

• do not try to simplify empty geometries

• limit progress logging to 5 times per second

• use SERIAL as primary key to support multiple features with the same OSM ID

• new optional splitting of long line strings

• use BIGINT for OSM ID in Postgres to support 64bit OSM IDs

2.3.2 2011-09-05

• fixed –table-prefix

• add –debug option for more verbose output

• fixed way merging

• fixed default_name_fields for UnionViews

• improved (contains) relation builder

2.3.1 2011-07-05

• DROP views instead of REPLACE to prevent errors when columns changed

2.3.0 2011-07-05

• new PseudoArea field type

• new Name and LocalizedName field type

• update SRS in GeneralizedTables and UnionTables

• new waterareas_gen0|1 in default style

• new area field in landusages table

• new meter_to_mapunit function to use same mapping for EPSG:4326 and projected SRS

2.2.0 2011-06-01

• support for Shapely speedups (>=1.2.10)

• new –port option for PostgreSQL port

• reduced size of nodes cache by ~40%

• store inserted ways in extra cache

• support for relations type=boundary

• new faster relation builder that supports relations with >1000 rings

• set import options in mapping file

  • import_partial_relations=True/False

  • relation_builder=contains(new)/union(old)

  • imposm_multipolygon_report=60(seconds)

  • imposm_multipolygon_max_ring=0

2.1.3 2011-04-19

• support for colons and other special chars in field and table names (e.g. de:name)

2.1.2 2011-04-13

• make it work on 32bit systems

2.1.1 2011-04-12

• new --proj option to change DB projection from EPSG:900913

• abort if there are existing cache files

• new --merge-cache and --overwrite-cache options

2.1.0 2011-03-29

• first open source release