IScalarValuedFunction-Schnittstelle
Represents a SQL Server scalar-valued function.
Namespace: Microsoft.SqlServer.Management.SqlParser.Metadata
Assembly: Microsoft.SqlServer.Management.SqlParser (in Microsoft.SqlServer.Management.SqlParser.dll)
Syntax
'Declaration
Public Interface IScalarValuedFunction _
Inherits IUserDefinedFunction, ICallableModule, IUserDefinedFunctionModuleBase, ISchemaOwnedObject, _
IDatabaseObject, IScalarFunction, IFunction, IFunctionModuleBase, IScalar, _
IMetadataObject
'Usage
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
Der IScalarValuedFunction-Typ macht folgende Elemente verfügbar.
Eigenschaften
| Name | Beschreibung | |
|---|---|---|
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BodyText | Gets the Transact-SQL string that defines the module. (Geerbt von IUserDefinedFunction.) |
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DataType | Gets the scalar data type. (Geerbt von IScalar.) |
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ExecutionContext | Gets the IExecutionContext object that specifies the module execution context. (Geerbt von IUserDefinedFunctionModuleBase.) |
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IsAggregateFunction | Gets a value that indicates whether this is an aggregate function. (Geerbt von IScalarFunction.) |
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IsEncrypted | Gets a value that indicates whether the module is encrypted. (Geerbt von IUserDefinedFunctionModuleBase.) |
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IsQuotedIdentifierOn | Gets a Boolean value that indicates whether the unique identifier option is on. (Geerbt von IUserDefinedFunction.) |
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IsSchemaBound | Gets a value that indicates whether the user-defined function is bound to a schema. (Geerbt von IUserDefinedFunction.) |
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IsSqlClr | Gets a value that indicates whether this is a CLR module. (Geerbt von IUserDefinedFunction.) |
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IsSystemObject | Gets a value that indicates whether this is a system object. (Geerbt von IDatabaseObject.) |
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ModuleType | Gets the module type. (Geerbt von ICallableModule.) |
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Name | Gets the name of the metadata object. (Geerbt von IMetadataObject.) |
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Nullable | Gets a Boolean value that indicates whether the scalar object is nullable. (Geerbt von IScalar.) |
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Parameters | Gets a collection that contains the parameters that the function or module accepts. (Geerbt von IFunctionModuleBase.) |
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Parent | Gets the IDatabaseObject object that is the parent of this object. (Geerbt von 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. (Geerbt von ICallableModule.) |
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ScalarType | Gets the scalar type. (Geerbt von IScalar.) |
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Schema | Gets the ISchema object that owns this object. (Geerbt von ISchemaOwnedObject.) |
Zum Anfang
Methoden
| Name | Beschreibung | |
|---|---|---|
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Accept< (Of < <' (T> ) > > )(IDatabaseObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified IDatabaseObjectVisitor<(Of <(<'T>)>)> object. (Geerbt von IDatabaseObject.) |
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Accept< (Of < <' (T> ) > > )(IMetadataObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified IMetadataObjectVisitor<(Of <(<'T>)>)> object. (Geerbt von IMetadataObject.) |
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Accept< (Of < <' (T> ) > > )(ISchemaOwnedObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified ISchemaOwnedObjectVisitor<(Of <(<'T>)>)> object. (Geerbt von ISchemaOwnedObject.) |
Zum Anfang
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