Class SqlExpression

Namespace

LinqToDB.Internal.SqlQuery

Assembly

linq2db.dll

public sealed class SqlExpression : SqlParameterizedExpressionBase, ISqlExpression, IQueryElement, IEquatable<ISqlExpression>

Inheritance

object

QueryElement

SqlExpressionBase

SqlParameterizedExpressionBase

SqlExpression

Implements

ISqlExpression

IQueryElement

IEquatable<ISqlExpression>

Inherited Members

SqlParameterizedExpressionBase.Type

SqlParameterizedExpressionBase.Parameters

SqlParameterizedExpressionBase.Flags

SqlParameterizedExpressionBase.CanBeNullNullable

SqlParameterizedExpressionBase.NullabilityType

SqlParameterizedExpressionBase.IsAggregate

SqlParameterizedExpressionBase.IsPure

SqlParameterizedExpressionBase.IsPredicate

SqlParameterizedExpressionBase.IsWindowFunction

SqlParameterizedExpressionBase.CanBeNull

SqlParameterizedExpressionBase.SystemType

SqlParameterizedExpressionBase.Precedence

SqlParameterizedExpressionBase.CanBeNullable(NullabilityContext)

SqlParameterizedExpressionBase.GetElementHashCode()

SqlParameterizedExpressionBase.Equals(ISqlExpression, Func<ISqlExpression, ISqlExpression, bool>)

SqlExpressionBase.Equals(ISqlExpression)

QueryElement.ReferenceComparer

Extension Methods

QueryHelper.CanBeEvaluated(IQueryElement, EvaluationContext)

QueryHelper.CanBeEvaluated(IQueryElement, bool)

QueryHelper.EvaluateBoolExpression(IQueryElement, EvaluationContext, bool?)

QueryHelper.EvaluateExpression(IQueryElement, EvaluationContext)

QueryHelper.HasElement(IQueryElement, IQueryElement)

QueryHelper.HasParameter(IQueryElement)

QueryHelper.HasQueryParameter(IQueryElement)

QueryHelper.IsMutable(IQueryElement)

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

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

QueryVisitorExtensions.Find(IQueryElement?, QueryElementType)

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

QueryVisitorExtensions.FindExcept<TContext>(IQueryElement?, TContext, IQueryElement, Func<TContext, 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>)

QueryHelper.CanBeNullableOrUnknown(ISqlExpression, NullabilityContext, bool)

QueryHelper.IsPredicate(ISqlExpression)

QueryHelper.ShouldCheckForNull(ISqlExpression, NullabilityContext)

ISqlExpressionExtensions.AreEqual(ISqlExpression?, ISqlExpression?, Func<ISqlExpression, ISqlExpression, bool>)

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<SqlQueryConvertVisitor<object?>, IQueryElement, IQueryElement>)

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

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

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

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

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

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

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

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

QueryVisitorExtensions.Replace<T>(T, IDictionary<IQueryElement, IQueryElement>, params IQueryElement[])

Sql.IsDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

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

SqlExpression(DbDataType, string, params ISqlExpression[])

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

Parameters

type DbDataType

expr string

parameters ISqlExpression[]

SqlExpression(DbDataType, string, int, params ISqlExpression[])

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

Parameters

type DbDataType

expr string

precedence int

parameters ISqlExpression[]

SqlExpression(DbDataType, string, int, ParametersNullabilityType, params ISqlExpression[])

public SqlExpression(DbDataType type, string expr, int precedence, ParametersNullabilityType nullabilityType, params ISqlExpression[] parameters)

Parameters

type DbDataType

expr string

precedence int

nullabilityType ParametersNullabilityType

parameters ISqlExpression[]

SqlExpression(DbDataType, string, int, ParametersNullabilityType, bool?, params ISqlExpression[])

public SqlExpression(DbDataType type, string expr, int precedence, ParametersNullabilityType nullabilityType, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

expr string

precedence int

nullabilityType ParametersNullabilityType

canBeNull bool?

parameters ISqlExpression[]

SqlExpression(DbDataType, string, int, SqlFlags, params ISqlExpression[])

public SqlExpression(DbDataType type, string expr, int precedence, SqlFlags flags, params ISqlExpression[] parameters)

Parameters

type DbDataType

expr string

precedence int

flags SqlFlags

parameters ISqlExpression[]

SqlExpression(DbDataType, string, int, SqlFlags, ParametersNullabilityType, params ISqlExpression[])

public SqlExpression(DbDataType type, string expr, int precedence, SqlFlags flags, ParametersNullabilityType nullabilityType, params ISqlExpression[] parameters)

Parameters

type DbDataType

expr string

precedence int

flags SqlFlags

nullabilityType ParametersNullabilityType

parameters ISqlExpression[]

SqlExpression(DbDataType, string, int, SqlFlags, ParametersNullabilityType, bool?, params ISqlExpression[])

public SqlExpression(DbDataType type, string expr, int precedence, SqlFlags flags, ParametersNullabilityType nullabilityType, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

expr string

precedence int

flags SqlFlags

nullabilityType ParametersNullabilityType

canBeNull bool?

parameters ISqlExpression[]

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

public SqlExpression(DbDataType type, string expr, int precedence, SqlFlags flags, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

expr string

precedence int

flags SqlFlags

canBeNull bool?

parameters ISqlExpression[]

Properties

ElementType

AST node type.

public override QueryElementType ElementType { get; }

Property Value

QueryElementType

Expr

public string Expr { get; }

Property Value

string

Methods

Accept(QueryElementVisitor)

Visitor support.

public override IQueryElement Accept(QueryElementVisitor visitor)

Parameters

visitor QueryElementVisitor

Returns

IQueryElement

ToString(QueryElementTextWriter)

Generates debug text representation of AST node.

public override QueryElementTextWriter ToString(QueryElementTextWriter writer)

Parameters

writer QueryElementTextWriter

Returns

QueryElementTextWriter