# Class NpgsqlQueryTranslationPreprocessorFactory

Namespace
  Npgsql.EntityFrameworkCore.PostgreSQL.Query.Internal

Assembly
  Npgsql.EntityFrameworkCore.PostgreSQL.dll

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.

    public class NpgsqlQueryTranslationPreprocessorFactory : IQueryTranslationPreprocessorFactory

Inheritance
  object
  NpgsqlQueryTranslationPreprocessorFactory

Implements
  IQueryTranslationPreprocessorFactory

Inherited Members
  object.Equals(object)
  object.Equals(object, object)
  object.GetHashCode()
  object.GetType()
  object.MemberwiseClone()
  object.ReferenceEquals(object, object)
  object.ToString()

## Constructors

### NpgsqlQueryTranslationPreprocessorFactory(QueryTranslationPreprocessorDependencies, RelationalQueryTranslationPreprocessorDependencies, INpgsqlSingletonOptions)

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.

    public NpgsqlQueryTranslationPreprocessorFactory(QueryTranslationPreprocessorDependencies dependencies, RelationalQueryTranslationPreprocessorDependencies relationalDependencies, INpgsqlSingletonOptions npgsqlSingletonOptions)

#### Parameters

`dependencies` QueryTranslationPreprocessorDependencies
`relationalDependencies` RelationalQueryTranslationPreprocessorDependencies
`npgsqlSingletonOptions` INpgsqlSingletonOptions

## Properties

### Dependencies

Dependencies for this service.

    protected virtual QueryTranslationPreprocessorDependencies Dependencies { get; }

#### Property Value

QueryTranslationPreprocessorDependencies

### RelationalDependencies

Relational provider-specific dependencies for this service.

    protected virtual RelationalQueryTranslationPreprocessorDependencies RelationalDependencies { get; }

#### Property Value

RelationalQueryTranslationPreprocessorDependencies

## Methods

### Create(QueryCompilationContext)

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.

    public virtual QueryTranslationPreprocessor Create(QueryCompilationContext queryCompilationContext)

#### Parameters

`queryCompilationContext` QueryCompilationContext

#### Returns

QueryTranslationPreprocessor