命名空間:Microsoft.Data.Schema.ScriptDom.Sql 組件:Microsoft.Data.Schema.ScriptDom.Sql (在 Microsoft.Data.Schema.ScriptDom.Sql.dll 中) 語法 VB複製 '宣告PublicOverridableSubVisit ( _ nodeAsPrintStatement _ ) 參數 node 型別:
TSqlStatement 类型公开以下成员。构造函数展开表 名称说明 TSqlStatement Initializes a new instance of the TsqlStatement class.页首属性展开表 名称说明 FirstTokenIndex Gets or sets the first token index. (从 TSqlFragment 继承。) FragmentLength Gets the fragment length. (从 TSqlFragment 继承。)...
SQL 复制 CREATE PROCEDURE pr_Names @VarPrice money AS BEGIN -- The print statement returns text to the user PRINT 'Products less than ' + CAST(@VarPrice AS varchar(10)); -- A second statement starts here SELECT ProductName, Price FROM vw_Names WHERE Price < @VarPrice; END GO 测试...
SQL CREATEPROCEDUREpr_Names @VarPrice moneyASBEGIN-- The print statement returns text to the userPRINT'Products less than '+CAST(@VarPriceASvarchar(10));-- A second statement starts hereSELECTProductName, PriceFROMvw_NamesWHEREPrice < @VarPrice;ENDGO ...
SQL CREATEPROCEDUREpr_Names @VarPrice moneyASBEGIN-- The print statement returns text to the userPRINT'Products less than '+CAST(@VarPriceASvarchar(10));-- A second statement starts hereSELECTProductName, PriceFROMvw_NamesWHEREPrice < @VarPrice;ENDGO ...
PRINT‘Donewiththird batch’--Notice that this still gets executed -- even after the error GO 对于以上,每一个批处理都会被独立执行,每个批处理的错误不会阻止其它批处理的运行(批处理2发生错误,不被执行,但批处理3照样可以执行。) 另外,GO不是一个SQL命令,它只是一个被编辑工具(SQL Server Management ...
批处理是T-SQL语句集合的逻辑单元。 在批处理的所有语句被整合成一个执行计划。一个批处理内的所有语句要么被放在一起通过解析,要么没有一句能够执行。 为了将脚本分成多个批处理,需要使用GO语句.以下语句被分为三个批处理: USEAdventureWorks DECLARE@MyVarcharvarchar(50)--This DECLARE only lasts for this batch...
Besides waiting for a specified duration or until a certain datetime value, you can now request to wait for a T-SQL statement to affect at least one row. You can specify that the command wait on one of the following statements: SELECT, INSERT, UPDATE, DELETE, or RECEIVE. The first four...
在查询编辑器遇到第一个“GO”指令时,就先将GO之前的Select语句和Update语句传递给SQL Server编译并运行,然后再读取GO之后的语句。在第二次遇到GO指定时,再把两个GO之间的语句传递给SQL Server编译并运行。这么一来,以上代码就分为两次传递给SQL Server,是两个批。
SQL GRANTEXECUTEONpr_NamesTOMary; GO In this scenario, Mary can only access theProductstable by using the stored procedure. If you want Mary to be able to execute a SELECT statement against the view, then you must also executeGRANT SELECT ON vw_Names TO Mary. To remove access to databas...