Class NpgsqlDateTimeMemberTranslator

Namespace

Npgsql.EntityFrameworkCore.PostgreSQL.Query.ExpressionTranslators.Internal

Assembly

Npgsql.EntityFrameworkCore.PostgreSQL.dll

Provides translation services for DateTime members.

public class NpgsqlDateTimeMemberTranslator : IMemberTranslator

Inheritance

object

NpgsqlDateTimeMemberTranslator

Implements

IMemberTranslator

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Remarks

See: https://www.postgresql.org/docs/current/static/functions-datetime.html

Constructors

NpgsqlDateTimeMemberTranslator(IRelationalTypeMappingSource, NpgsqlSqlExpressionFactory)

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 NpgsqlDateTimeMemberTranslator(IRelationalTypeMappingSource typeMappingSource, NpgsqlSqlExpressionFactory sqlExpressionFactory)

Parameters

typeMappingSource IRelationalTypeMappingSource

sqlExpressionFactory NpgsqlSqlExpressionFactory

Methods

Translate(SqlExpression?, MemberInfo, Type, IDiagnosticsLogger<Query>)

Translates a LINQ MemberExpression to a SQL equivalent.

public virtual SqlExpression? Translate(SqlExpression? instance, MemberInfo member, Type returnType, IDiagnosticsLogger<DbLoggerCategory.Query> logger)

Parameters

instance SqlExpression

A SQL representation of Expression.

member MemberInfo

The member info from Member.

returnType Type

The return type from Type.

logger IDiagnosticsLogger<DbLoggerCategory.Query>

The query logger to use.

Returns

SqlExpression

A SQL translation of the MemberExpression.