zhengruifeng opened a new pull request, #45796:
URL: https://github.com/apache/spark/pull/45796
### What changes were proposed in this pull request?
Add `try_cast` function in DataFrame APIs
### Why are the changes needed?
for functionality parity
### Does this PR introduce _any_ user-facing change?
yes
```
>>> from pyspark.sql import functions as sf
>>> from pyspark.sql.types import LongType
>>> df = spark.createDataFrame(
... [(2, "123"), (5, "Bob"), (3, None)], ["age", "name"])
>>> df.select(sf.try_cast("name", LongType())).show()
+----+
|name|
+----+
| 123|
|NULL|
|NULL|
+----+
```
### How was this patch tested?
new tests
### Was this patch authored or co-authored using generative AI tooling?
no
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