unique method

IndexDefinition unique(
  1. Iterable<String> columns, {
  2. String? name,
  3. Map<String, Map<String, Object?>>? driverOptions,
})

Adds a unique index across the provided columns.

Implementation

IndexDefinition unique(
  Iterable<String> columns, {
  String? name,
  Map<String, Map<String, Object?>>? driverOptions,
}) {
  return _addIndex(
    columns,
    IndexType.unique,
    nameSuffix: 'unique',
    explicitName: name,
    driverOptions: driverOptions,
  );
}