rename_columns
The rename_columns
method creates a new table with specified columns renamed.
Syntax
table.rename_columns(cols=[columnNames...])
Parameters
Parameter | Type | Description |
---|---|---|
columnNames | String... | Columns that will be renamed in the new table.
|
Returns
A new table that renames the specified columns.
Examples
The following example renames columns A
and C
:
from deephaven import new_table
from deephaven.column import string_col, int_col
source = new_table([
string_col("A", ["apple", "apple", "orange", "orange", "plum", "plum"]),
int_col("B", [1, 1, 2, 2, 3, 3]),
string_col("C", ["Macoun", "Opal", "Navel", "Cara Cara ", "Greengage", "Mirabelle"]),
int_col("D", [1, 2, 12, 3, 2, 3]),
])
result = source.rename_columns(cols=["Fruit = A", "Type = C"])
- source
- result