timsaucer merged PR #962:
URL: https://github.com/apache/datafusion-python/pull/962
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kosiew commented on PR #962:
URL:
https://github.com/apache/datafusion-python/pull/962#issuecomment-2544620133
@timsaucer ,
Thanks for the detailed example.
The other reason for this PR is also to add `arrow_cast` so that the [full
set](https://arrow.apache.org/datafusion/user
timsaucer commented on PR #962:
URL:
https://github.com/apache/datafusion-python/pull/962#issuecomment-2538772977
So doing a little testing to see if this is necessary:
```
from datafusion import SessionContext, col, lit
import pyarrow as pa
import datetime
ctx = SessionCo
kosiew commented on PR #962:
URL:
https://github.com/apache/datafusion-python/pull/962#issuecomment-2537654307
> Thank you for the additions. Do you think this is needed or to just use
`Expr.cast`?
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kosiew commented on code in PR #962:
URL: https://github.com/apache/datafusion-python/pull/962#discussion_r1881289367
##
python/datafusion/__init__.py:
##
@@ -107,6 +107,11 @@ def literal(value):
return Expr.literal(value)
+def utf8_literal(value):
+"""Create a UTF8
kosiew commented on code in PR #962:
URL: https://github.com/apache/datafusion-python/pull/962#discussion_r1881280309
##
python/datafusion/functions.py:
##
@@ -1108,6 +1109,11 @@ def arrow_typeof(arg: Expr) -> Expr:
return Expr(f.arrow_typeof(arg.expr))
+def arrow_cast(
timsaucer commented on code in PR #962:
URL: https://github.com/apache/datafusion-python/pull/962#discussion_r1877966060
##
python/datafusion/__init__.py:
##
@@ -107,6 +107,11 @@ def literal(value):
return Expr.literal(value)
+def utf8_literal(value):
+"""Create a U
kosiew opened a new pull request, #962:
URL: https://github.com/apache/datafusion-python/pull/962
# Which issue does this PR close?
Completes a task in #463
# Rationale for this change
This PR introduces the implementation of the `arrow_cast` function from
d
