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  5. PostGIS 1.1.0 Released

PostGIS 1.1.0 Released

release 1.1

The 1.1.0 release is a major release, including new functionality, performance improvements and bug fixes. Highlights include:

  • New functions:
    • scale() and transscale() companion methods to translate()
    • line_substring()
    • line_locate_point()
    • M(point)
    • LineMerge(geometry)
    • shift_longitude(geometry)
    • azimuth(geometry)
    • locate_along_measure(geometry, float8)
    • locate_between_measures(geometry, float8, float8)
    • SnapToGrid by point offset (up to 4d support)
    • BuildArea(any_geometry)
    • OGC BdPolyFromText(linestring_wkt, srid)
    • OGC BdMPolyFromText(linestring_wkt, srid)
    • RemovePoint(linestring, offset)
    • ReplacePoint(linestring, offset, point)
  • Bug fixes:
    • Fixed memory leak in polygonize()
    • Fixed bug in lwgeom_as_anytype cast funcions
    • Fixed USE_GEOS, USE_PROJ and USE_STATS elements of postgis_version() output to always reflect library state.
  • Function semantic changes:
    • SnapToGrid doesn't discard higher dimensions
    • Changed Z() function to return NULL if requested dimension is not available
  • Peformance improvements:
    • Much faster transform() function, caching proj4 objects
    • Removed automatic call to fix_geometry_columns() in AddGeometryColumns() and update_geometry_stats()
  • JDBC2 upgrades:
    • Makefile improvements
    • JTS support improvements
    • Improved regression test system
    • Basic consistency check method for geometry collections
    • Support for (Hex)(E)wkb
    • Autoprobing DriverWrapper for HexWKB / EWKT switching
    • fix compile problems in ValueSetter for ancient jdk releases.
    • fix EWKT constructors to accept SRID=4711; representation
    • added preliminary read-only support for java2d geometries
  • Other new things:
    • Full autoconf-based configuration, with PostgreSQL source dependency relief
    • GEOS C-API support (2.2.0 and higher)
    • Initial support for topology modelling
    • Debian and RPM specfiles
    • New lwpostgis_upgrade.sql script
  • Other changes:
    • JTS support improvements
    • Stricter mapping between DBF and SQL integer and string attributes
    • Wider and cleaner regression test suite
    • old jdbc code removed from release
    • obsoleted direct use of postgis_proc_upgrade.pl
    • scripts version unified with release version