Интерфейс IScalarValuedFunction
Represents a SQL Server scalar-valued function.
Пространство имен: Microsoft.SqlServer.Management.SqlParser.Metadata
Сборка: Microsoft.SqlServer.Management.SqlParser (в Microsoft.SqlServer.Management.SqlParser.dll)
Синтаксис
'Декларация
Public Interface IScalarValuedFunction _
Inherits IUserDefinedFunction, ICallableModule, IUserDefinedFunctionModuleBase, ISchemaOwnedObject, _
IDatabaseObject, IScalarFunction, IFunction, IFunctionModuleBase, IScalar, _
IMetadataObject
'Применение
Dim instance As IScalarValuedFunction
public interface IScalarValuedFunction : IUserDefinedFunction,
ICallableModule, IUserDefinedFunctionModuleBase, ISchemaOwnedObject, IDatabaseObject, IScalarFunction,
IFunction, IFunctionModuleBase, IScalar, IMetadataObject
public interface class IScalarValuedFunction : IUserDefinedFunction,
ICallableModule, IUserDefinedFunctionModuleBase, ISchemaOwnedObject, IDatabaseObject, IScalarFunction,
IFunction, IFunctionModuleBase, IScalar, IMetadataObject
type IScalarValuedFunction =
interface
interface IUserDefinedFunction
interface ICallableModule
interface IUserDefinedFunctionModuleBase
interface ISchemaOwnedObject
interface IDatabaseObject
interface IScalarFunction
interface IFunction
interface IFunctionModuleBase
interface IScalar
interface IMetadataObject
end
public interface IScalarValuedFunction extends IUserDefinedFunction, ICallableModule, IUserDefinedFunctionModuleBase, ISchemaOwnedObject, IDatabaseObject, IScalarFunction, IFunction, IFunctionModuleBase, IScalar, IMetadataObject
Тип IScalarValuedFunction обеспечивает доступ к следующим элементам.
Свойства
Имя | Описание | |
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BodyText | Gets the Transact-SQL string that defines the module. (Производный от IUserDefinedFunction.) |
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DataType | Gets the scalar data type. (Производный от IScalar.) |
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ExecutionContext | Gets the IExecutionContext object that specifies the module execution context. (Производный от IUserDefinedFunctionModuleBase.) |
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IsAggregateFunction | Gets a value that indicates whether this is an aggregate function. (Производный от IScalarFunction.) |
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IsEncrypted | Gets a value that indicates whether the module is encrypted. (Производный от IUserDefinedFunctionModuleBase.) |
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IsQuotedIdentifierOn | Gets a Boolean value that indicates whether the unique identifier option is on. (Производный от IUserDefinedFunction.) |
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IsSchemaBound | Gets a value that indicates whether the user-defined function is bound to a schema. (Производный от IUserDefinedFunction.) |
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IsSqlClr | Gets a value that indicates whether this is a CLR module. (Производный от IUserDefinedFunction.) |
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IsSystemObject | Gets a value that indicates whether this is a system object. (Производный от IDatabaseObject.) |
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ModuleType | Gets the module type. (Производный от ICallableModule.) |
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Name | Gets the name of the metadata object. (Производный от IMetadataObject.) |
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Nullable | Gets a Boolean value that indicates whether the scalar object is nullable. (Производный от IScalar.) |
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Parameters | Gets a collection that contains the parameters that the function or module accepts. (Производный от IFunctionModuleBase.) |
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Parent | Gets the IDatabaseObject object that is the parent of this object. (Производный от IDatabaseObject.) |
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ReturnsNullOnNullInput | Gets a value that indicates whether to call the function if at least one of the function arguments is null. |
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ReturnType | Gets the scalar data type of the module return value. (Производный от ICallableModule.) |
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ScalarType | Gets the scalar type. (Производный от IScalar.) |
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Schema | Gets the ISchema object that owns this object. (Производный от ISchemaOwnedObject.) |
В начало
Методы
Имя | Описание | |
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Accept< (Of < <' (T> ) > > )(IDatabaseObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified IDatabaseObjectVisitor<(Of <(<'T>)>)> object. (Производный от IDatabaseObject.) |
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Accept< (Of < <' (T> ) > > )(IMetadataObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified IMetadataObjectVisitor<(Of <(<'T>)>)> object. (Производный от IMetadataObject.) |
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Accept< (Of < <' (T> ) > > )(ISchemaOwnedObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified ISchemaOwnedObjectVisitor<(Of <(<'T>)>)> object. (Производный от ISchemaOwnedObject.) |
В начало