Declare Variable StatementThe Declare Variable statement declares a variable. It does not return a value. For more information about the format and arguments you can use this statement, see Declaring Variables. Dim is an abbreviation for Declare in Memory. You must begin the value in the ...
If the host language is COBOL or RPG, the DECLARE VARIABLE statement must occur before an SQL statement that refers to a host variable specified in the DECLARE VARIABLE statement. If DATE, TIME, or TIMESTAMP is specified for a NUL-terminated character string in C, the length of the C decl...
C# 复制 public System.Collections.Generic.IList<Microsoft.SqlServer.TransactSql.ScriptDom.DeclareVariableElement> Declarations { get; } Property Value IList<DeclareVariableElement> Applies to 产品版本 Microsoft.SQLServer.DacFx 140.3881.1, 150.18208.0,...
What is a variable declaration? A variable declaration is a statement that sets the name of a variable and its data type. It also provides information about where the variable should be stored in memory. This process can include initializing the variable with an initial value, although that is...
GetType 取得目前執行個體的 Type。 (繼承自 Object)。 MemberwiseClone 建立目前 Object 的淺層複本 (Shallow Copy)。 (繼承自 Object)。 ToString 傳回表示目前物件的字串。 (繼承自 Object)。 回頁首 請參閱 參考 DeclareVariableStatement 類別 Microsoft.Data.Schema.ScriptDom.Sql 命名空間中文...
Creates a session private, temporary variable you can reference wherever a constant expression can be used. You can also use variables in combination with theIDENTIFIER clauseto parameterize identifiers in SQL statements. Variables are modified using theSET VARIABLEstatement. ...
This statement is used to declare local variables within stored programs. To provide a default value for the variable, include a DEFAULT clause. The value can be specified as an expression (even subqueries are permitted); it need not be a constant. If the DEFAULT clause is missing, the init...
Then defined integer datatype variable and named as '$n', then assigned value '23' to the integer variable. Likewise, lastly created float type variable, float variable name is '$fn' value 3.45 assigned to it. Using echo statement in php we can print anything to the output platform. Each...
END compound statements such as variable declarations, conditions, cursors, including loops, conditional tests, functions and procedures, if you need to define items locally in it you can do so using the DECLARE Statement.Using this statement, you can create Local variables, Conditions, handlers ...
語法 C# 複製 public IList<DeclareVariableElement> Declarations { get; } 屬性值 型別:System.Collections.Generic.IList<DeclareVariableElement> The list of declarations. 請參閱 參考 DeclareVariableStatement 類別 Microsoft.SqlServer.TransactSql.ScriptDom 命名空間中文...