Expr.eq
methodView source ↗
def eq(other: Any) -> Expr
Categories: logic
Compare if 2 expressions are equal, equivalent to expr == other. If one
of the expressions is null (None) it returns null.
Parameters
parameter
otherThe value to compare with.
Examples
>>> import tabsdata as td
>>>
>>> tf: td.TableFrame ...
>>>
>>> tf = tf.select(td.col("a").eq(td.col("b")).alias("eq"))
>>>
┌─────┬──────┬───────┐
│ a ┆ b ┆ eq │
│ --- ┆ --- ┆ --- │
│ f64 ┆ f64 ┆ bool │
╞═════╪══════╪═══════╡
│ 1.0 ┆ 2.0 ┆ false │
│ 2.0 ┆ 2.0 ┆ true │
│ NaN ┆ NaN ┆ true │
│ 4.0 ┆ NaN ┆ false │
│ 5.0 ┆ null ┆ null │
│ null┆ null ┆ null │
└─────┴──────┴───────┘