IfStatement 类型公开以下成员。属性展开表 名称说明 ElseStatement Gets the statement that will be executed if the predicate evaluates false. Optional, may be nullnull 引用(在 Visual Basic 中为 Nothing). FirstTokenIndex Gets or sets the first token index. (从 TSqlFragment 继承。) FragmentLength...
程序集: Microsoft.SqlServer.TransactSql.ScriptDom(在 Microsoft.SqlServer.TransactSql.ScriptDom.dll 中) 语法 C# 复制 [SerializableAttribute] public class IfStatement : TSqlStatement IfStatement 类型公开以下成员。 构造函数 展开表 名称说明 IfStatement Initializes a new instance of the IfStatement cl...
Executes a statement if the condition is true. Syntax Copy IF expression THEN assignment END IF Arguments expression A Multidimensional Expressions (MDX) expression that evaluates to a Boolean that returns true or false. assignment An MDX expression that assigns a value to either a subcube or ...
The statement that will be executed if the predicate evaluates false. Optional, may be null. C# 复制 public Microsoft.SqlServer.TransactSql.ScriptDom.TSqlStatement ElseStatement { get; set; } Property Value TSqlStatement Applies to 产品版本 Microsoft.SQLServer.DacFx 140.3881.1, 150.18208.0, ...
Access Code - DELETE Statement with DISTINCTROW and T-SQL Access Now() vs. T-SQL GETDATE() ? ADD and SUBTRACT depending on the condition is CASE STATEMENT ADD COLUMN to variable table? Add prefix in data column Add Time in SQL HH:MM:SS to another HH:MM:SS Adding a column to a lar...
I have one Stored Procedure which returns some value. now i have some different conditions in my select query so can i write them in my where clause instead of writing the whole select query again for different conditions? Like My Current Select Statement in SP looks like : ...
There are no procedural elements in standard SQL. The IF statement is part of the default procedural language PL/pgSQL. You need to create a function or execute an ad-hoc statement with the DO command.You need a semicolon (;) at the end of each statement in plpgsql (except for the ...
{ sql_statement | statement_block } 使用语句块定义的任何 Transact-SQL 语句或语句分组。 除非使用了语句块,IF否则或ELSE条件只能影响一个 Transact-SQL 语句的性能。 若要定义语句块,请使用流控制关键字BEGIN和END。 注解 IF...ELSE可以在批处理、存储过程和即席查询中使用构造。 在存储过程中使用此构造时,通...
SQL Server If Else If statement not working I have the following stored procedure that will update, insert or delete. My problem with that the DELETE section is never entered. If I only use the delete section is works fine but adding an 'IF' block before it and the code is never ...
{ sql_statement | statement_block } 任何有效的 Transact-SQL 语句或用语句块定义的语句分组。若要定义语句块(批处理),请使用控制流语言关键字 BEGIN 和 END。虽然所有 Transact-SQL 语句在 BEGIN...END 块内都有效,但有些 Transact-SQL 语句不能组合到同一个批(语句块)中。 结果类型 Boolean 示例 A. 使...