Class SqlFunction

Namespace

LinqToDB.Internal.SqlQuery

Assembly

linq2db.dll

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

Inheritance

object

QueryElement

SqlExpressionBase

SqlParameterizedExpressionBase

SqlFunction

Implements

ISqlExpression

IQueryElement

IEquatable<ISqlExpression>

Inherited Members

SqlParameterizedExpressionBase.CanBeNullable(NullabilityContext)

SqlParameterizedExpressionBase.Type

SqlParameterizedExpressionBase.Parameters

SqlParameterizedExpressionBase.Flags

SqlParameterizedExpressionBase.CanBeNullNullable

SqlParameterizedExpressionBase.NullabilityType

SqlParameterizedExpressionBase.IsAggregate

SqlParameterizedExpressionBase.IsPure

SqlParameterizedExpressionBase.IsPredicate

SqlParameterizedExpressionBase.IsWindowFunction

SqlParameterizedExpressionBase.CanBeNull

SqlParameterizedExpressionBase.SystemType

SqlParameterizedExpressionBase.Precedence

SqlExpressionBase.Equals(ISqlExpression)

QueryElement.ReferenceComparer

object.GetType()

object.ToString()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

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.IsNullValue(ISqlExpression)

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[])

SqlExtensions.WithName(SqlFunction, string)

Sql.IsDistinctFrom<T>(T, T)

Sql.IsDistinctFrom<T>(T, T)

Sql.IsDistinctFrom<T>(T, T)

Sql.IsDistinctFrom<T>(T, T)

Sql.IsDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Utils.IsNullValue(object?)

Utils.IsNullValue(object?)

Utils.IsNullValue(object?)

Utils.IsNullValue(object?)

Utils.IsNullValue(object?)

Constructors

SqlFunction(DbDataType, string, params ISqlExpression[])

public SqlFunction(DbDataType type, string name, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

parameters ISqlExpression[]

SqlFunction(DbDataType, string, ParametersNullabilityType, params ISqlExpression[])

public SqlFunction(DbDataType type, string name, ParametersNullabilityType parametersNullability, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

parametersNullability ParametersNullabilityType

parameters ISqlExpression[]

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

public SqlFunction(DbDataType type, string name, ParametersNullabilityType parametersNullability, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

parametersNullability ParametersNullabilityType

canBeNull bool?

parameters ISqlExpression[]

SqlFunction(DbDataType, string, SqlFlags, params ISqlExpression[])

public SqlFunction(DbDataType type, string name, SqlFlags flags, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

flags SqlFlags

parameters ISqlExpression[]

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

public SqlFunction(DbDataType type, string name, SqlFlags flags, ParametersNullabilityType nullabilityType, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

flags SqlFlags

nullabilityType ParametersNullabilityType

canBeNull bool?

parameters ISqlExpression[]

SqlFunction(DbDataType, string, bool, ParametersNullabilityType, params ISqlExpression[])

public SqlFunction(DbDataType type, string name, bool isAggregate, ParametersNullabilityType parametersNullability, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

isAggregate bool

parametersNullability ParametersNullabilityType

parameters ISqlExpression[]

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

public SqlFunction(DbDataType type, string name, bool isAggregate, ParametersNullabilityType parametersNullability, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

isAggregate bool

parametersNullability ParametersNullabilityType

canBeNull bool?

parameters ISqlExpression[]

SqlFunction(DbDataType, string, bool, bool?, params ISqlExpression[])

public SqlFunction(DbDataType type, string name, bool isAggregate, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

isAggregate bool

canBeNull bool?

parameters ISqlExpression[]

SqlFunction(DbDataType, string, bool?, params ISqlExpression[])

public SqlFunction(DbDataType type, string name, bool? canBeNull, params ISqlExpression[] parameters)

Parameters

type DbDataType

name string

canBeNull bool?

parameters ISqlExpression[]

Properties

DoNotOptimize

public bool DoNotOptimize { get; set; }

Property Value

bool

ElementType

AST node type.

public override QueryElementType ElementType { get; }

Property Value

QueryElementType

Name

public string Name { get; }

Property Value

string

Methods

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

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

Parameters

other ISqlExpression

comparer Func<ISqlExpression, ISqlExpression, bool>

Returns

bool

GetElementHashCode()

public override int GetElementHashCode()

Returns

int

ToString(QueryElementTextWriter)

Generates debug text representation of AST node.

public override QueryElementTextWriter ToString(QueryElementTextWriter writer)

Parameters

writer QueryElementTextWriter

Returns

QueryElementTextWriter