# Enum NullSortOrder

Namespace
  Npgsql.EntityFrameworkCore.PostgreSQL.Metadata

Assembly
  Npgsql.EntityFrameworkCore.PostgreSQL.dll

Options for modifying sort ordering of `NULL`-values in indexes.

    public enum NullSortOrder

## Fields

`NullsFirst = 1`

  Specifies that nulls sort before non-nulls.

  This is the default when Descending is specified.

`NullsLast = 2`

  Specifies that nulls sort after non-nulls.

  This is the default when Descending is not specified.

`Unspecified = 0`

  Represents an unspecified sort order. The database default will be used.