SQL Server 無法預測每次執行程序時,@CustomerIDParameter 參數將提供的索引鍵值。 由於索引鍵值無法預測,因此查詢處理器也無法預測必須存取哪個成員資料表。 為了處理這種情形,SQL Server 建立了具有條件式邏輯的執行計畫 (稱為動態篩選),可根據輸入參數值來控制要存取的成員資料表。 假設 GetCustomer 預存程序是在 ...
class RetryLogicSample { private const string DefaultDB = "Northwind"; private const string CnnStringFormat = "Server=localhost; Initial Catalog={0}; Integrated Security=true; pooling=false;"; private const string DropDatabaseFormat = "DROP DATABASE {0}"; // For general use private sta...
如果分发服务器在连接到发布服务器时使用 SQL Server 身份验证,则还必须将0的值指定为@security_mode,为@login和@password指定 Microsoft SQL Server 登录信息。 对于SQL 托管实例上的分发服务器,将 Azure 存储帐户用于@working_directory,将存储访问密钥用于@storage_connection_string。
BusinessLogicModule { // Variables to hold server names. private string publisherName; private string subscriberName; public OrderEntryBusinessLogicHandler() { } // Implement the Initialize method to get publication // and subscription information. public override void Initialize( string publisher, string...
SQL Server 2008 provides the geography and geometry data types for working with this type of data.The geography data type works with round-earth information. The round-earth model factors the curved surface of the earth into account in its calculations. Position information is given in longitude ...
is_open (infile) THEN -- loop through each line in the file LOOP BEGIN UTL_FILE.get_line (infile, vnewline); -->从源文件读取行 i := UTL_FILE.fgetpos (infile); -->将行的位置赋值并输出 DBMS_OUTPUT.put_line (TO_CHAR (i)); UTL_FILE.put_line (outfile, vnewline, FALSE); --...
このトピックでは、SQL Server Management Studio、Transact-SQL、またはレプリケーション管理オブジェクトまたはレプリケーション管理オブジェクト (RMO) を使用して、SQL Server のパラメーター化されたフィルターでマージ パブリケーションのスナップショ...
When referencing the Unicode character data types nchar, nvarchar, and ntext, 'expression' should be prefixed with the capital letter 'N'. If 'N' is not specified, SQL Server converts the string to the code page that corresponds to the default collation of the database or column. Any ...
Applies to: SQL Server 2008 (10.0.x) SP 1 and later versions. Specifies the assembly and method to which the created function name shall refer. assembly_name - must match a value in the name column of SELECT * FROM sys.assemblies;. The name that was used on the CREATE ASSEMBLY statemen...
删掉,修改47行的密码和SERVER privatestaticstringstrSqlConnectionString=@"SERVER=.;UID=sa;PWD=1QAZ2wsx;DATABASE=FoundStone_Bank"; 创建数据库: createdatabaseFoundStone_Bank; 创建表: https://raw.githubusercontent.com/pradeepkodical/owasp-code-central/e97dd5bf2629c9f88644276121b64391141c4806/labs/Site...