mirror of
https://git.osgeo.org/gitea/postgis/postgis
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0c1ba88994
info). Other release-specific updates in CHANGES, README, TODO to give info on the new code. git-svn-id: http://svn.osgeo.org/postgis/trunk@64 b70326c6-7e19-0410-871a-916f4a2858ee
119 lines
3.4 KiB
Plaintext
119 lines
3.4 KiB
Plaintext
PostGIS 0.6
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- New functions
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- postgis_version()
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Return the PostGIS version number.
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- find_srid(<db/schema>::varchar, <table>::varchar, <column>::varchar)
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Return the SRID number for a particular column of a database.
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- AddGeometryColumn(<db/schema>::varchar, <table>::varchar,
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<column>::varchar, <srid>::integer, <type>::varchar,
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<dimension>::integer)
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Appends a geometry column to an existing table and updates the
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metadata tables appropriately.
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- DropGeometryColumn(<db/schema>::varchar, <table>::varchar,
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<column>::varchar)
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Removes a geometry column from an existing spatial table.
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- Distance(<geom1>::geometry, <geom2>::geometry)
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Returns the cartesian distance between two geometries.
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- AsText(<geom>::geometry)
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Returns the OGC well-known text version of the geometry.
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- SRID(<geom>::geometry)
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Returns the integer SRID of the geometry.
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- GeometryFromText(<geom>::varchar, <srid>::integer)
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Creates a geometry object given the OGC well-known text and a valid
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SRID.
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- SetSRID(<geom>::geometry)
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Sets the SRID of a geometry to a particular value.
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- IsClosed(<geom>::geometry)
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Returns true of first and last points of geometry are coincident.
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- StartPoint(<geom>::geometry)
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Returns the first point of a geometry.
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- EndPoint(<geom>::geometry)
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Returns the last point of a geometry.
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- Centroid(<geom>::geometry)
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Returns the centroid of a geometry.
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- More OpenGIS SFSQL compatibility
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- SPATIAL_REF_SYS table
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- GEOMETRY_COLUMNS table
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- SRID integrity checking
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- Better Mapserver compatibility
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- Minor fixes/changes
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- Support for WKB in the tables
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- Miscellaneous bug fixes
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- Placeholders for precision grid
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PostGIS 0.5
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- New functions
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- Dimension()
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- GeometryType()
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- Envelope()
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- X(), Y(), Z()
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- NumPoints()
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- PointN()
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- ExteriorRing()
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- NumInteriorRings()
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- InteriorRingN()
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- NumGeometries()
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- GeometryN()
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- Length_Spheroid()
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- Length3D_Spheroid()
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- AsBinary() + XDR and NDR variants
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- force_collection()
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- Removed functions
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- wkb_ndr()
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- wkb_xdr()
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- New Objects
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- SPHEROID(<NAME>,<SEMIMAJOR AXIS>,<INVERSE FLATTENING>)
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To be used with the length_spheroid functions for accurate
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length calculations on lat/lon data.
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- Minor bug fixes
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- Internal Functions
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- Extra constructors to make geometry manipulation easier
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- Structural Reorganization
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- Broke postgis.c up into four new files
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postgis_debug.c -- debugging functions
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postgis_fn.c -- generic functions (like length())
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postgis_ops.c -- operators and indexing functions
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postgis_inout.c -- type support functions and data conversion functions
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PostGIS 0.2
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2001/06/19
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- New functions
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- extent()
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- force_2d()
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- force_3d()
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- wkb_xdr()
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- wkb_ndr()
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- translate()
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- Fixes
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- Cygwin compilation (Norman Vine)
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- i386 byte alignment fixed
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- 'VACUUM ANALYZE' fixed
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- Other
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- documentation in docbook xml
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- example program for WKB access
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- removed 'make test' until we can get regression
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working more cleanly
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PostGIS 0.1
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2001/05/25
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- Initial release!
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- 'geometry' and 'box3d' types.
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- Parsing routines for all possible geometries in OGIS text format
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(POINT, LINESTRING, POLYGON, MULTIPOINT, MULTILINESTRING, MULTIPOLYGON,
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GEOMETRYCOLLECTION).
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- Output routines for all possible geometries in OGIS text format.
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- area2d(), area3d()
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- length3d(), length3d()
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- perimeter2d(), perimeter3d()
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- truely_inside()
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- rtree index support functions
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- gist index support functions
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