NullIfExpression 类
Represents the NULLIF expression.
继承层次结构
System.Object
Microsoft.SqlServer.TransactSql.ScriptDom.TSqlFragment
Microsoft.SqlServer.TransactSql.ScriptDom.ScalarExpression
Microsoft.SqlServer.TransactSql.ScriptDom.PrimaryExpression
Microsoft.SqlServer.TransactSql.ScriptDom.NullIfExpression
命名空间: Microsoft.SqlServer.TransactSql.ScriptDom
程序集: Microsoft.SqlServer.TransactSql.ScriptDom(在 Microsoft.SqlServer.TransactSql.ScriptDom.dll 中)
语法
声明
<SerializableAttribute> _
Public Class NullIfExpression _
Inherits PrimaryExpression
用法
Dim instance As NullIfExpression
[SerializableAttribute]
public class NullIfExpression : PrimaryExpression
[SerializableAttribute]
public ref class NullIfExpression : public PrimaryExpression
[<SerializableAttribute>]
type NullIfExpression =
class
inherit PrimaryExpression
end
public class NullIfExpression extends PrimaryExpression
NullIfExpression 类型公开以下成员。
构造函数
名称 | 说明 | |
---|---|---|
![]() |
NullIfExpression | Initializes a new instance of the NullIfExpression class. |
页首
属性
名称 | 说明 | |
---|---|---|
![]() |
Collation | Gets or sets the collation identifier. (从 PrimaryExpression 继承。) |
![]() |
FirstExpression | Gets or sets the first expression. |
![]() |
FirstTokenIndex | Gets or sets the first token index. (从 TSqlFragment 继承。) |
![]() |
FragmentLength | Gets the fragment length. (从 TSqlFragment 继承。) |
![]() |
LastTokenIndex | Gets or sets the last token index. (从 TSqlFragment 继承。) |
![]() |
ScriptTokenStream | Gets or sets a list of token streams. (从 TSqlFragment 继承。) |
![]() |
SecondExpression | Gets or sets the second expression. |
![]() |
StartColumn | Gets the starting column. (从 TSqlFragment 继承。) |
![]() |
StartLine | Gets the starting line. (从 TSqlFragment 继承。) |
![]() |
StartOffset | Gets the fragment start offset value. (从 TSqlFragment 继承。) |
页首
方法
名称 | 说明 | |
---|---|---|
![]() |
Accept | Accepts a visit from the specified visitor. (覆盖 TSqlFragment.Accept(TSqlFragmentVisitor)。) |
![]() |
AcceptChildren | Accepts a visit for the Children from the specified visitor. (覆盖 PrimaryExpression.AcceptChildren(TSqlFragmentVisitor)。) |
![]() |
Equals | (从 Object 继承。) |
![]() |
Finalize | (从 Object 继承。) |
![]() |
GetHashCode | (从 Object 继承。) |
![]() |
GetType | (从 Object 继承。) |
![]() |
MemberwiseClone | (从 Object 继承。) |
![]() |
ToString | (从 Object 继承。) |
页首
线程安全
此类型的任何公共 static(在 Visual Basic 中为 Shared) 成员都是线程安全的。不保证所有实例成员都是线程安全的。