Class OptimizationContext

Namespace

LinqToDB.SqlProvider

Assembly

linq2db.dll

public class OptimizationContext

Inheritance

object

OptimizationContext

Extension Methods

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

OptimizationContext(EvaluationContext, AliasesContext, bool, Func<IQueryParametersNormalizer>)

public OptimizationContext(EvaluationContext context, AliasesContext aliases, bool isParameterOrderDependent, Func<IQueryParametersNormalizer> parametersNormalizerFactory)

Parameters

context EvaluationContext

aliases AliasesContext

isParameterOrderDependent bool

parametersNormalizerFactory Func<IQueryParametersNormalizer>

Properties

Aliases

public AliasesContext Aliases { get; }

Property Value

AliasesContext

Context

public EvaluationContext Context { get; }

Property Value

EvaluationContext

IsParameterOrderDependent

public bool IsParameterOrderDependent { get; }

Property Value

bool

Methods

AddParameter(SqlParameter)

public SqlParameter AddParameter(SqlParameter parameter)

Parameters

parameter SqlParameter

Returns

SqlParameter

ClearParameters()

public void ClearParameters()

ConvertAll<T>(RunOptimizationContext, T, Func<ConvertVisitor<RunOptimizationContext>, IQueryElement, IQueryElement>, Func<ConvertVisitor<RunOptimizationContext>, bool>)

public T ConvertAll<T>(BasicSqlOptimizer.RunOptimizationContext context, T element, Func<ConvertVisitor<BasicSqlOptimizer.RunOptimizationContext>, IQueryElement, IQueryElement> convertAction, Func<ConvertVisitor<BasicSqlOptimizer.RunOptimizationContext>, bool> parentAction) where T : class, IQueryElement

Parameters

context BasicSqlOptimizer.RunOptimizationContext

element T

convertAction Func<ConvertVisitor<BasicSqlOptimizer.RunOptimizationContext>, IQueryElement, IQueryElement>

parentAction Func<ConvertVisitor<BasicSqlOptimizer.RunOptimizationContext>, bool>

Returns

T

Type Parameters

T

GetParameters()

public IReadOnlyList<SqlParameter> GetParameters()

Returns

IReadOnlyList<SqlParameter>

HasParameters()

public bool HasParameters()

Returns

bool

IsOptimized(IQueryElement, out IQueryElement?)

public bool IsOptimized(IQueryElement element, out IQueryElement? newExpr)

Parameters

element IQueryElement

newExpr IQueryElement

Returns

bool

RegisterOptimized(IQueryElement, IQueryElement)

public void RegisterOptimized(IQueryElement element, IQueryElement newExpr)

Parameters

element IQueryElement

newExpr IQueryElement

SuggestDynamicParameter(DbDataType, object?)

public SqlParameter SuggestDynamicParameter(DbDataType dbDataType, object? value)

Parameters

dbDataType DbDataType

value object

Returns

SqlParameter