Column Name | Data Type | Description |
srid | integer | Spatial Reference System Identifier (SRID) |
auth_name | varchar(256) | Authority name providing the SRS definition (for example, EPSG) |
auth_srid | integer | SRID used by the authority managing the SRS definition (for example, EPSG ID) |
srtext | varchar(2048) | OGC Well Known Text format description of the spatial reference system details |
proj4text | varchar(1024) | PROJ.4 format description of the spatial reference system details |