Comments (1)
Just for debugging purposes: it runs with projection_pushdown
disabled.
.collect(projection_pushdown=False)
# shape: (0, 3)
# ┌─────┬────────┬───────┐
# │ a ┆ b_name ┆ b_old │
# │ --- ┆ --- ┆ --- │
# │ i64 ┆ str ┆ i64 │
# ╞═════╪════════╪═══════╡
# └─────┴────────┴───────┘
I'm not sure if they are all the same issue, but there are a few similar problems currently open:
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Related Issues (20)
- [QST/DOC]: Join key matching semantics for expression keys
- Adopt python `datetime.datetime.replace(...)` method as a `pl.col('date').dt.replace(...)` HOT 2
- InvalidOperationError: could not determine supertype of: [decimal[15,2], dyn float, dyn float]
- at higher scale factors, InvalidOperationError: `round` operation not supported for dtype `decimal[*,8]` HOT 2
- Group By no longer supported in Rust WASM HOT 1
- Substraction not allowed anymore on date and datetime[μs] HOT 2
- file-like objects for read_csv need seek() but it's never called HOT 3
- Rust Polars v0.41.2 build fails
- Cross join followed by filtering not working using streaming API
- Custom HTTP headers in pl.scan_parquet() HOT 1
- Using Slice in Polars Rolling Agg HOT 1
- column major reshape / transpose
- Add `.only` aggregation for expressions. HOT 1
- Rust documentation for polars-plan broken since 0.40 HOT 1
- Serializing float columns turns inf/nan values into null HOT 1
- Ability to control the assumed century cutoff with `Expr.str.to_date` when parsing 2-digit years HOT 5
- Improve serialization of Categorical/Enum types
- Segfault / PanicException with `pl.lit` + `.slice` in a group by context
- `str.replace_many` to take a dictionary that defines a replacement mapping. HOT 8
- Different join behavior when streaming during join on different types HOT 1
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