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PostGIS 1.5.1 Manual 295 / 315 Appendix A Appendix A.1 Release 1.5.1 Release da

PostGIS 1.5.1 Manual 295 / 315 Appendix A Appendix A.1 Release 1.5.1 Release date: 2010/03/11 This is a bug ﬁx release, addressing issues that have been ﬁled since the 1.4.1 release. A.1.1 Bug Fixes #410, update embedded bbox when applying ST_SetPoint, ST_AddPoint ST_RemovePoint to a linestring (Paul Ramsey) #411, allow dumping tables with invalid geometries (Sandro Santilli, for Regione Toscana-SIGTA) #414, include geography_columns view when running upgrade scripts (Paul Ramsey) #419, allow support for multilinestring in ST_Line_Substring (Paul Ramsey, for Lidwala Consulting Engineers) #421, ﬁx computed string length in ST_AsGML() (Olivier Courtin) #441, ﬁx GML generation with heterogeneous collections (Olivier Courtin) #443, incorrect coordinate reversal in GML 3 generation (Olivier Courtin) #450, #451, wrong area calculation for geography features that cross the date line (Paul Ramsey) Ensure support for upcoming 9.0 PgSQL release (Paul Ramsey) A.2 Release 1.5.0 Release date: 2010/02/04 This release provides support for geographic coordinates (lat/lon) via a new GEOGRAPHY type. Also performance enhance- ments, new input format support (GML,KML) and general upkeep. A.2.1 API Stability The public API of PostGIS will not change during minor (0.0.X) releases. The deﬁnition of the =~ operator has changed from an exact geometric equality check to a bounding box equality check. PostGIS 1.5.1 Manual 296 / 315 A.2.2 Compatibility GEOS, Proj4, and LibXML2 are now mandatory dependencies The library versions below are the minimum requirements for PostGIS 1.5 PostgreSQL 8.3 and higher on all platforms GEOS 3.1 and higher only (GEOS 3.2+ to take advantage of all features) LibXML2 2.5+ related to new ST_GeomFromGML/KML functionality Proj4 4.5 and higher only A.2.3 New Features Section 8.9.1 Added Hausdorff distance calculations (#209) (Vincent Picavet) Added parameters argument to ST_Buffer operation to support one-sided buffering and other buffering styles (Sandro Santilli) Addition of other Distance related visualization and analysis functions (Nicklas Aven) • ST_ClosestPoint • ST_DFullyWithin • ST_LongestLine • ST_MaxDistance • ST_ShortestLine KML, GML input via ST_GeomFromGML and ST_GeomFromKML (Olivier Courtin) Extract homogeneous collection with ST_CollectionExtract (Paul Ramsey) Add measure values to an existing linestring with ST_AddMeasure (Paul Ramsey) History table implementation in utils (George Silva) Geography type and supporting functions • Spherical algorithms (Dave Skea) • Object/index implementation (Paul Ramsey) • Selectivity implementation (Mark Cave-Ayland) • Serializations to KML, GML and JSON (Olivier Courtin) • ST_Area, ST_Distance, ST_DWithin, ST_GeogFromText, ST_GeogFromWKB, ST_Intersects, ST_Covers, ST_Buffer (Paul Ramsey) A.2.4 Enhancements Performance improvements to ST_Distance (Nicklas Aven) Documentation updates and improvements (Regina Obe, Kevin Neufeld) Testing and quality control (Regina Obe) PostGIS 1.5 support PostgreSQL 8.5 trunk (Guillaume Lelarge) Win32 support and improvement of core shp2pgsql-gui (Mark Cave-Ayland) In place ’make check’ support (Paul Ramsey) uploads/Litterature/ prolog-guide.pdf