PostGIS 1.5.8 Manual - Fedora Project Packages GIT repositories

PostGIS 1.5.8 Manual300 / 310A.26 Release 1.1.0Release date: 2005/12/21This is a Minor release, containing many improvements and new things. Most notably: build procedure greatly simplified;transform() performance drastically improved; more stable GEOS connectivity (CAPI support); lots of new functions; drafttopology support.It is highly recommended that you upgrade to GEOS-2.2.x before installing PostGIS, this will ensure future GEOS upgradeswon’t require a rebuild of the PostGIS library.A.26.1CreditsThis release includes code from Mark Cave Ayland for caching of proj4 objects. Markus Schaber added many improvements inhis JDBC2 code. Alex Bodnaru helped with PostgreSQL source dependency relief and provided Debian specfiles. Michael Fuhrtested new things on Solaris arch. David Techer and Gerald Fenoy helped testing GEOS C-API connector. Hartmut Tschaunerprovided code for the azimuth() function. Devrim GUNDUZ provided RPM specfiles. Carl Anderson helped with the new areabuilding functions. See the credits section for more names.A.26.2UpgradingIf you are upgrading from release 1.0.3 or later you DO NOT need a dump/reload. Simply sourcing the new lwpostgis_upgrade.sqlscript in all your existing databases will work. See the soft upgrade chapter for more information.If you are upgrading from a release between 1.0.0RC6 and 1.0.2 (inclusive) and really want a live upgrade read the upgradesection of the 1.0.3 release notes chapter.Upgrade from any release prior to 1.0.0RC6 requires an hard upgrade.A.26.3New functionsscale() 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)