Changes between Version 13 and Version 14 of Grass7/VectorLib/PostGISInterface
- Timestamp:
- 11/27/12 08:30:05 (12 years ago)
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Grass7/VectorLib/PostGISInterface
v13 v14 8 8 9 9 Note that GRASS-PostGIS data provider is compiled only when GRASS is configured with `--with-postgres` switch. 10 11 == Simple features access ==12 10 13 GRASS-PostGIS provider allows to read PostGIS data stored as simple features on ''level 1'' (without topology) and on ''level 2'' (with pseudo-topology). See the table bellow for overview of the relevant subroutines. 11 Overview of subroutines to read PostGIS data on ''level 1'' (without topology) and on ''level 2'' (with pseudo-topology/topology): 14 12 15 13 ||'''Level'''||'''Sequantial access'''||'''Random access'''|| 16 14 ||1||[http://grass.osgeo.org/programming7/read__pg_8c.html#a654fbf094198b35199d2eac15b2e1b13 V1_read_next_line_pg()]||[http://grass.osgeo.org/programming7/read__pg_8c.html#a7c66b4bca09746dadb01d428285ad70a V1_read_line_pg()] 17 15 ||2||[http://grass.osgeo.org/programming7/read__pg_8c.html#a1cbb8c310ff27ace719f0d3b618b9705 V2_read_next_line_pg()]||[http://grass.osgeo.org/programming7/read__pg_8c.html#a52b5d48ac7fc14bc7482bfff6c992429 V2_read_line_pg()] 16 17 == Simple features access == 18 19 GRASS-PostGIS provider allows to read PostGIS data stored as simple features on ''level 1'' (without topology) and on ''level 2'' (with pseudo-topology). 20 18 21 19 22 == Topological access ==