These functions are provided for compatibility with older version of sf.
They may eventually be completely removed.
st_read_db( conn = NULL, table = NULL, query = NULL, geom_column = NULL, EWKB = TRUE, ... )
| conn | open database connection |
|---|---|
| table | table name |
| query | SQL query to select records; see details |
| geom_column | deprecated. Geometry column name |
| EWKB | logical; is the WKB of type EWKB? if missing, defaults to
|
| ... | parameter(s) passed on to st_as_sf |
The geom_column argument is deprecated. The function will
automatically find the geometry type columns. For the RPostgreSQL drivers
it will try to cast all the character columns, which can be long for very wide
tables.
st_read_db | now a synonym for st_read |
st_write_db | now a synonym for st_write |