Class SqlPredicate.IsNull

Namespace

LinqToDB.SqlQuery

Assembly

linq2db.dll

public class SqlPredicate.IsNull : SqlPredicate.BaseNotExpr, ISqlPredicate, IQueryElement, ISqlExpressionWalkable, IInvertibleElement

Inheritance

object

SqlPredicate

SqlPredicate.Expr

SqlPredicate.BaseNotExpr

SqlPredicate.IsNull

Implements

ISqlPredicate

IQueryElement

ISqlExpressionWalkable

IInvertibleElement

Inherited Members

SqlPredicate.BaseNotExpr.IsNot

SqlPredicate.BaseNotExpr.CanInvert()

SqlPredicate.BaseNotExpr.Equals(ISqlPredicate, Func<ISqlExpression, ISqlExpression, bool>)

SqlPredicate.Expr.Expr1

SqlPredicate.Expr.Walk<TContext>(WalkOptions, TContext, Func<TContext, ISqlExpression, ISqlExpression>)

SqlPredicate.Expr.CanBeNull

SqlPredicate.Precedence

Extension Methods

QueryHelper.CanBeEvaluated(IQueryElement, EvaluationContext)

QueryHelper.CanBeEvaluated(IQueryElement, bool)

QueryHelper.EvaluateBoolExpression(IQueryElement, EvaluationContext, bool?)

QueryHelper.EvaluateExpression(IQueryElement, EvaluationContext)

QueryHelper.IsMutable(IQueryElement)

QueryHelper.ToDebugString(IQueryElement)

QueryHelper.TryEvaluateExpression(IQueryElement, EvaluationContext, out object?)

QueryVisitorExtensions.Find(IQueryElement?, QueryElementType)

QueryVisitorExtensions.Find(IQueryElement?, Func<IQueryElement, bool>)

QueryVisitorExtensions.Find<TContext>(IQueryElement?, TContext, Func<TContext, IQueryElement, bool>)

QueryVisitorExtensions.Visit(IQueryElement, Action<IQueryElement>)

QueryVisitorExtensions.VisitAll(IQueryElement, Action<IQueryElement>)

QueryVisitorExtensions.VisitAll<TContext>(IQueryElement, TContext, Action<TContext, IQueryElement>)

QueryVisitorExtensions.VisitParentFirst(IQueryElement, Func<IQueryElement, bool>)

QueryVisitorExtensions.VisitParentFirstAll(IQueryElement, Func<IQueryElement, bool>)

QueryVisitorExtensions.VisitParentFirstAll<TContext>(IQueryElement, TContext, Func<TContext, IQueryElement, bool>)

QueryVisitorExtensions.VisitParentFirst<TContext>(IQueryElement, TContext, Func<TContext, IQueryElement, bool>)

QueryVisitorExtensions.Visit<TContext>(IQueryElement, TContext, Action<TContext, IQueryElement>)

Sql.IsDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

QueryVisitorExtensions.Clone<T>(T?)

QueryVisitorExtensions.Clone<T>(T?, Dictionary<IQueryElement, IQueryElement>)

QueryVisitorExtensions.Clone<T>(T?, Func<IQueryElement, bool>)

QueryVisitorExtensions.Clone<T, TContext>(T?, TContext, Dictionary<IQueryElement, IQueryElement>, Func<TContext, IQueryElement, bool>)

QueryVisitorExtensions.Clone<T, TContext>(T?, TContext, Func<TContext, IQueryElement, bool>)

QueryVisitorExtensions.ConvertAll<T>(T, bool, Func<ConvertVisitor<object?>, IQueryElement, IQueryElement>)

QueryVisitorExtensions.ConvertAll<TContext, T>(T, TContext, bool, Func<ConvertVisitor<TContext>, IQueryElement, IQueryElement>)

QueryVisitorExtensions.ConvertAll<TContext, T>(T, TContext, Func<ConvertVisitor<TContext>, IQueryElement, IQueryElement>)

QueryVisitorExtensions.ConvertAll<TContext, T>(T, TContext, Func<ConvertVisitor<TContext>, IQueryElement, IQueryElement>, Func<ConvertVisitor<TContext>, bool>)

QueryVisitorExtensions.Convert<T>(T, Func<ConvertVisitor<object?>, IQueryElement, IQueryElement>)

QueryVisitorExtensions.Convert<T>(T, Func<ConvertVisitor<object?>, IQueryElement, IQueryElement>, bool)

QueryVisitorExtensions.Convert<TContext, T>(T, TContext, bool, Func<ConvertVisitor<TContext>, IQueryElement, IQueryElement>)

QueryVisitorExtensions.Convert<TContext, T>(T, TContext, bool, Func<ConvertVisitor<TContext>, IQueryElement, IQueryElement>, bool)

QueryVisitorExtensions.Convert<TContext, T>(T, TContext, Func<ConvertVisitor<TContext>, IQueryElement, IQueryElement>)

QueryVisitorExtensions.Convert<TContext, T>(T, TContext, Func<ConvertVisitor<TContext>, IQueryElement, IQueryElement>, bool)

SqlExtensions.In<T>(T, T, T)

SqlExtensions.In<T>(T, T, T, T)

SqlExtensions.In<T>(T, params T[])

SqlExtensions.In<T>(T, IEnumerable<T>)

SqlExtensions.In<T>(T, IQueryable<T>)

SqlExtensions.NotIn<T>(T, T, T)

SqlExtensions.NotIn<T>(T, T, T, T)

SqlExtensions.NotIn<T>(T, params T[])

SqlExtensions.NotIn<T>(T, IEnumerable<T>)

SqlExtensions.NotIn<T>(T, IQueryable<T>)

Constructors

IsNull(ISqlExpression, bool)

public IsNull(ISqlExpression exp1, bool isNot)

Parameters

exp1 ISqlExpression

isNot bool

Properties

ElementType

public override QueryElementType ElementType { get; }

Property Value

QueryElementType

Methods

Invert()

public override IQueryElement Invert()

Returns

IQueryElement

ToString(StringBuilder, Dictionary<IQueryElement, IQueryElement>)

protected override void ToString(StringBuilder sb, Dictionary<IQueryElement, IQueryElement> dic)

Parameters

sb StringBuilder

dic Dictionary<IQueryElement, IQueryElement>