Class SqlExpression

Namespace

LinqToDB.SqlQuery

Assembly

linq2db.dll

public class SqlExpression : ISqlExpression, IQueryElement, IEquatable<ISqlExpression>, ISqlExpressionWalkable

Inheritance

object

SqlExpression

Implements

ISqlExpression

IQueryElement

IEquatable<ISqlExpression>

ISqlExpressionWalkable

Inherited Members

object.GetType()

object.MemberwiseClone()

object.ToString()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

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

QueryVisitorExtensions.VisitAll(IQueryElement, Action<IQueryElement>)

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

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

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

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

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

QueryHelper.GetExpressionType(ISqlExpression)

QueryHelper.IsComplexExpression(ISqlExpression)

QueryHelper.ShouldCheckForNull(ISqlExpression)

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

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

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

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

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

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

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>, Func<ConvertVisitor<TContext>, bool>)

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

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

SqlExtensions.In<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, T)

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

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

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

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

Constructors

SqlExpression(string, params ISqlExpression[])

public SqlExpression(string expr, params ISqlExpression[] parameters)

Parameters

expr string

parameters ISqlExpression[]

SqlExpression(string, int, params ISqlExpression[])

public SqlExpression(string expr, int precedence, params ISqlExpression[] parameters)

Parameters

expr string

precedence int

parameters ISqlExpression[]

SqlExpression(Type?, string, params ISqlExpression[])

public SqlExpression(Type? systemType, string expr, params ISqlExpression[] parameters)

Parameters

systemType Type

expr string

parameters ISqlExpression[]

SqlExpression(Type?, string, int, params ISqlExpression[])

public SqlExpression(Type? systemType, string expr, int precedence, params ISqlExpression[] parameters)

Parameters

systemType Type

expr string

precedence int

parameters ISqlExpression[]

SqlExpression(Type?, string, int, SqlFlags, params ISqlExpression[])

public SqlExpression(Type? systemType, string expr, int precedence, SqlFlags flags, params ISqlExpression[] parameters)

Parameters

systemType Type

expr string

precedence int

flags SqlFlags

parameters ISqlExpression[]

Properties

CanBeNull

public bool CanBeNull { get; set; }

Property Value

bool

ElementType

public QueryElementType ElementType { get; }

Property Value

QueryElementType

Expr

public string Expr { get; }

Property Value

string

Flags

public SqlFlags Flags { get; }

Property Value

SqlFlags

IsAggregate

public bool IsAggregate { get; }

Property Value

bool

IsPredicate

public bool IsPredicate { get; }

Property Value

bool

IsPure

public bool IsPure { get; }

Property Value

bool

IsWindowFunction

public bool IsWindowFunction { get; }

Property Value

bool

Parameters

public ISqlExpression[] Parameters { get; }

Property Value

ISqlExpression[]

Precedence

public int Precedence { get; }

Property Value

int

SystemType

public Type? SystemType { get; }

Property Value

Type

Methods

Equals(ISqlExpression?, Func<ISqlExpression, ISqlExpression, bool>)

public bool Equals(ISqlExpression? other, Func<ISqlExpression, ISqlExpression, bool> comparer)

Parameters

other ISqlExpression

comparer Func<ISqlExpression, ISqlExpression, bool>

Returns

bool

GetHashCode()

public override int GetHashCode()

Returns

int

NeedsEqual(IQueryElement)

public static bool NeedsEqual(IQueryElement ex)

Parameters

ex IQueryElement

Returns

bool