paleolimbot opened a new pull request, #531:
URL: https://github.com/apache/sedona-db/pull/531
Work in progress!
```python
import pandas as pd
import sedona.db
sd = sedona.db.connect()
df = pd.DataFrame({"wkt": ["POINT (0 1)", "POINT (2 3)"], "srid_from":
[4326, 3857], "srid_to": [3857, 4326]})
sd.create_data_frame(df).to_view("foofy")
# Array -> Array
sd.sql("SELECT ST_Transform(ST_GeomFromWKT(wkt), srid_from, srid_to) as g
FROM foofy").show()
#>
┌───────────────────────────────────────────────────────────────────────────────┐
#> │ g
│
#> │ struct
│
#>
╞═══════════════════════════════════════════════════════════════════════════════╡
#> │ {item: POINT(0 111325.1428663851), crs: EPSG:3857}
│
#>
├╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┤
#> │ {item: POINT(0.000017966305682390428 0.00002694945852358465), crs:
EPSG:4326} │
#>
└───────────────────────────────────────────────────────────────────────────────┘
# Array -> Scalar
sd.sql("SELECT ST_Transform(ST_GeomFromWKT(wkt), srid_from, 4326) as g FROM
foofy").show()
#> ┌───────────────────────────────────────────────────────┐
#> │ g │
#> │ geometry │
#> ╞═══════════════════════════════════════════════════════╡
#> │ POINT(0 1) │
#> ├╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┤
#> │ POINT(0.000017966305682390428 0.00002694945852358465) │
#> └───────────────────────────────────────────────────────┘
# Scalar -> Array
sd.sql("SELECT ST_Transform(ST_GeomFromWKT(wkt), 4326, srid_to) as g FROM
foofy").show()
#> ┌────────────────────────────────────────────────────┐
#> │ g │
#> │ struct │
#> ╞════════════════════════════════════════════════════╡
#> │ {item: POINT(0 111325.1428663851), crs: EPSG:3857} │
#> ├╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┤
#> │ {item: POINT(2 3), crs: EPSG:4326} │
#> └────────────────────────────────────────────────────┘
# ItemCrs -> Array
sd.sql("SELECT ST_Transform(ST_SetSRID(ST_GeomFromWKT(wkt), srid_from),
srid_to) as g FROM foofy").show()
#>
┌───────────────────────────────────────────────────────────────────────────────┐
#> │ g
│
#> │ struct
│
#>
╞═══════════════════════════════════════════════════════════════════════════════╡
#> │ {item: POINT(0 111325.1428663851), crs: EPSG:3857}
│
#>
├╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┤
#> │ {item: POINT(0.000017966305682390428 0.00002694945852358465), crs:
EPSG:4326} │
#>
└───────────────────────────────────────────────────────────────────────────────┘
# ItemCrs -> Scalar
sd.sql("SELECT ST_Transform(ST_SetSRID(ST_GeomFromWKT(wkt), srid_from),
4326) as g FROM foofy").show()
#> ┌───────────────────────────────────────────────────────┐
#> │ g │
#> │ geometry │
#> ╞═══════════════════════════════════════════════════════╡
#> │ POINT(0 1) │
#> ├╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌┤
#> │ POINT(0.000017966305682390428 0.00002694945852358465) │
#> └───────────────────────────────────────────────────────┘
```
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