# Namespace Npgsql.EntityFrameworkCore.PostgreSQL.Infrastructure.Internal

### Classes

NpgsqlModelValidator

  This is an internal API that supports the Entity Framework Core infrastructure and not subject to the same compatibility standards as public APIs. It may be changed or removed without notice in any release. You should only use it directly in your code with extreme caution and knowing that doing so can result in application failures when updating to a new Entity Framework Core release.

NpgsqlNetTopologySuiteOptionsExtension

  This is an internal API that supports the Entity Framework Core infrastructure and not subject to the same compatibility standards as public APIs. It may be changed or removed without notice in any release. You should only use it directly in your code with extreme caution and knowing that doing so can result in application failures when updating to a new Entity Framework Core release.

NpgsqlNodaTimeOptionsExtension

  This is an internal API that supports the Entity Framework Core infrastructure and not subject to the same compatibility standards as public APIs. It may be changed or removed without notice in any release. You should only use it directly in your code with extreme caution and knowing that doing so can result in application failures when updating to a new Entity Framework Core release.

NpgsqlOptionsExtension

  Represents options managed by the Npgsql.

UserRangeDefinition

  A definition for a user-defined PostgreSQL range to be mapped.

### Interfaces

INpgsqlNetTopologySuiteOptions

  Represents options for Npgsql NetTopologySuite that can only be set at the IServiceProvider singleton level.

INpgsqlSingletonOptions

  Represents options for Npgsql that can only be set at the IServiceProvider singleton level.