IScalarValuedFunction 介面
Represents a SQL Server scalar-valued function.
命名空間: Microsoft.SqlServer.Management.SqlParser.Metadata
組件: Microsoft.SqlServer.Management.SqlParser (在 Microsoft.SqlServer.Management.SqlParser.dll 中)
語法
'宣告
Public Interface IScalarValuedFunction _
Inherits IUserDefinedFunction, ICallableModule, IUserDefinedFunctionModuleBase, ISchemaOwnedObject, _
IDatabaseObject, IScalarFunction, IFunction, IFunctionModuleBase, IScalar, _
IMetadataObject
'用途
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
IScalarValuedFunction 型別公開下列成員。
屬性
| 名稱 | 說明 | |
|---|---|---|
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BodyText | Gets the Transact-SQL string that defines the module. (繼承自 IUserDefinedFunction。) |
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DataType | Gets the scalar data type. (繼承自 IScalar。) |
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ExecutionContext | Gets the IExecutionContext object that specifies the module execution context. (繼承自 IUserDefinedFunctionModuleBase。) |
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IsAggregateFunction | Gets a value that indicates whether this is an aggregate function. (繼承自 IScalarFunction。) |
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IsEncrypted | Gets a value that indicates whether the module is encrypted. (繼承自 IUserDefinedFunctionModuleBase。) |
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IsQuotedIdentifierOn | Gets a Boolean value that indicates whether the unique identifier option is on. (繼承自 IUserDefinedFunction。) |
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IsSchemaBound | Gets a value that indicates whether the user-defined function is bound to a schema. (繼承自 IUserDefinedFunction。) |
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IsSqlClr | Gets a value that indicates whether this is a CLR module. (繼承自 IUserDefinedFunction。) |
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IsSystemObject | Gets a value that indicates whether this is a system object. (繼承自 IDatabaseObject。) |
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ModuleType | Gets the module type. (繼承自 ICallableModule。) |
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Name | Gets the name of the metadata object. (繼承自 IMetadataObject。) |
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Nullable | Gets a Boolean value that indicates whether the scalar object is nullable. (繼承自 IScalar。) |
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Parameters | Gets a collection that contains the parameters that the function or module accepts. (繼承自 IFunctionModuleBase。) |
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Parent | Gets the IDatabaseObject object that is the parent of this object. (繼承自 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. (繼承自 ICallableModule。) |
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ScalarType | Gets the scalar type. (繼承自 IScalar。) |
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Schema | Gets the ISchema object that owns this object. (繼承自 ISchemaOwnedObject。) |
上層
方法
| 名稱 | 說明 | |
|---|---|---|
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Accept< (Of < <' (T> ) > > )(IDatabaseObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified IDatabaseObjectVisitor<(Of <(<'T>)>)> object. (繼承自 IDatabaseObject。) |
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Accept< (Of < <' (T> ) > > )(IMetadataObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified IMetadataObjectVisitor<(Of <(<'T>)>)> object. (繼承自 IMetadataObject。) |
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Accept< (Of < <' (T> ) > > )(ISchemaOwnedObjectVisitor< (Of < <' (T> ) > > )) | Accepts a visit from the specified ISchemaOwnedObjectVisitor<(Of <(<'T>)>)> object. (繼承自 ISchemaOwnedObject。) |
上層
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