Interface ISqlOptimizer

Namespace

LinqToDB.SqlProvider

Assembly

linq2db.dll

public interface ISqlOptimizer

Extension Methods

Sql.IsDistinctFrom<T>(T, T)

Sql.IsNotDistinctFrom<T>(T, T)

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>)

Methods

ConvertElement(MappingSchema, DataOptions, IQueryElement?, OptimizationContext)

Converts query element to specific provider dialect.

IQueryElement? ConvertElement(MappingSchema mappingSchema, DataOptions dataOptions, IQueryElement? element, OptimizationContext context)

Parameters

mappingSchema MappingSchema

dataOptions DataOptions

element IQueryElement

context OptimizationContext

Returns

IQueryElement

ConvertSkipTake(MappingSchema, DataOptions, SelectQuery, OptimizationContext, out ISqlExpression?, out ISqlExpression?)

Corrects skip/take for specific DataProvider

void ConvertSkipTake(MappingSchema mappingSchema, DataOptions dataOptions, SelectQuery selectQuery, OptimizationContext optimizationContext, out ISqlExpression? takeExpr, out ISqlExpression? skipExpr)

Parameters

mappingSchema MappingSchema

dataOptions DataOptions

selectQuery SelectQuery

optimizationContext OptimizationContext

takeExpr ISqlExpression

skipExpr ISqlExpression

Finalize(MappingSchema, SqlStatement, DataOptions)

Finalizes query.

SqlStatement Finalize(MappingSchema mappingSchema, SqlStatement statement, DataOptions dataOptions)

Parameters

mappingSchema MappingSchema

statement SqlStatement

dataOptions DataOptions

Returns

SqlStatement

Query which is ready for optimization.

IsParameterDependent(SqlStatement)

Examine query for parameter dependency.

bool IsParameterDependent(SqlStatement statement)

Parameters

statement SqlStatement

Returns

bool