Unique Rows

Remove duplicate rows from the input stream.

$etl->transform('unique_rows', $options);

Options

Columns

Columns used in the row comparison. If empty, all columns will be used.

Type	Default value
array	[]

$options = ['columns' => ['name', 'email']];

Consecutive

Indicates if only consecutive duplicates will be removed.

Type	Default value
bool	false

$options = ['consecutive' => true];