Table.DuplicateColumn

  • Article

Syntax

Table.DuplicateColumn(table as table, columnName as text, newColumnName as text, optional columnType as nullable type) as table

About

Duplicate the column named columnName to the table table. The values and type for the column newColumnName are copied from column columnName.

Example

Duplicate the column "a" to a column named "copied column" in the table ({[a = 1, b = 2], [a = 3, b = 4]}).

Usage

Table.DuplicateColumn(
    Table.FromRecords({
        [a = 1, b = 2],
        [a = 3, b = 4]
    }),
    "a",
    "copied column"
)

Output

Table.FromRecords({
    [a = 1, b = 2, #"copied column" = 1],
    [a = 3, b = 4, #"copied column" = 3]
})