nesting manual transactions with the sql server net data provider

... nested transaction using the SQL Server .NET data provider, but the Begin( ) command that you need is only available with the OLE DB .NET data provider. The SQL Server data provider appears to provide ... cmd.Parameters.Add(new SqlParameter("@Description", SqlDbType.NVarChar, 100)); try [ Team LiB ] Recipe 6.3 Nesting Manual Transactions with the SQL Server .NET Data Provider Problem ... nested transactions. You want to nest transactions when using it. Solution Simulate nested transactions with savepoints when using the SQL Server .NET data provider, manage and control the lifetime...

Ngày tải lên: 24/12/2013, 05:15

... OPENXML() reads the XML from the document specified by the handle @XmlDocumentId and returns the rows to the INSERT statement. These rows are then added to the Customers table by the INSERT statement. ... specifies the name of the database table you want to use. You'll typically use TableName rather than SchemaDeclaration when you're working with a table that already exists in the database. ... expression to select the data you require from your XML document. Flags specifies an optional byte value that you use to indicate the mapping between your XML data and the database column values....

Ngày tải lên: 24/10/2013, 12:15

... Server 2000 database without requiring an expert understanding of the structure of the database, the workload, or the internals of SQL Server. The selection of the right indexes for a database ... occurs, the database server randomly terminates one of the transactions. You must ensure that when the database server terminates one of these transactions, it never terminates the more ... next? A. Set the data type of the column to uniqueidentifier . B. Set the data type of the column to int , and set the IDENTITY property for the column. C. Set the data type of the column to...

Ngày tải lên: 04/11/2013, 16:15

... Using the SQL Server FOR XML Clause With a standard SQL SELECT statement, you submit your SELECT statement to the database for execution and get results back in the form of rows. SQL Server ... retrieve binary data using either the RAW or EXPLICIT mode, then you must use the BINARY BASE64 option. The Tag column specifies the numeric position of the row in the XML hierarchy. The Parent ... Retrieving rows from the Employees table In AUTO mode, binary data is returned by default as a reference to the data rather than the actual data itself. The following example retrieves the EmployeeID...

Ngày tải lên: 14/12/2013, 22:15

... Using the SQL Server Documentation SQL Server also comes with extensive electronic documentation. To access this documentation, you select Start ➣ Programs ➣ Microsoft SQL Server ➣ Books ... Books Online. Figure 1.9 shows the SQL Server documentation home page. Figure 1.9: SQL Server documentation home page You can browse the online books using the Contents tab, and you can search ... for specific information using the Index and Search tabs. Figure 1.10 shows some of the information for the SELECT statement, which is located in the Transact -SQL reference book. Figure 1.10:...

Ngày tải lên: 24/12/2013, 01:17

... time they found out, it was far too late. The ship’s captain got news of the iceberg from the lookout in the crow’s nest of the Titanic. This warning was received before the collision, and the ... avoid the tragedy. Because of the large workload on the wireless operator, however, this warning was never relayed to anyone on the Titanic with the authority to take those precautions. The feedback ... to those investigating the tragedy after it has occurred. The goal of effective decision making is to avoid the tragedy in the first place! As with the passengers on the Titanic, information...

Ngày tải lên: 25/12/2013, 16:15

... programming SQL Server Data Mining should understand .NET and the C# languages to apply the relevant chapters. For those of you who have read the previous edition of this book, Data Mining with SQL Server ... admin- istration of a data mining server, including server properties that are important for SQL Server Data Mining and data mining security roles. Chapter 16: Programming SQL Server Data Mining — This ... addition, we would like to thank the SQL BI management of Kamal Hathi and Tom Casey for supporting data mining in SQL Server. SQL Server 2008 Data Mining (including the Data Mining Add-Ins) is a product...

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Ngày tải lên: 01/06/2014, 09:35

... Choose the Bulk Insert Task Over the Transform Data Task You will often use the Transform Data task to load data into SQL Server. But there are times when you should use the Bulk Insert task. The ... bulk insert the data, the text qualifier characters will be inserted into the destination data as if they were part of the data. If the addition of these two extra characters causes the string ... be used with a SQL Server destination. Bcp can be used to move data from SQL Server to a text file, but that’s not possible with the DTS Bulk Insert task. N OTE •You cannot transform the data as...

Ngày tải lên: 17/10/2013, 23:15

... watermark. CHAPTER 13 The Copy SQL Server Objects Task IN THIS CHAPTER • When to Use the Copy SQL Server Objects Task 310 • The Source and the Destination 311 •Transfer Choices 312 •Other Properties of the Copy SQL ... name in the SQL statement with a para- meter, but you can dynamically change the text of the SQL statement as the package is being executed. The three most likely ways to change the SQL statement ... construct the new statement, and set the SQLStatement property of the Execute SQL task in that ActiveX script. This was the only way to dynamically modify the SQLStatement property in SQL Server...

Ngày tải lên: 20/10/2013, 17:15

... from one SQL Server to a separate SQL Server 2000. It’s important to be able to move meta data along with the transfer of databases. SQL Server stores most of the meta data needed for database ... 7.0 database to SQL Server 2000. • The more general purpose of moving a database and associated meta data between data- base servers. You can only use databases on SQL Server 7.0 or SQL Server ... all the data- bases on a server. But the centralized meta data becomes a problem when you move an indi- vidual database to a new server. Unless you include all the needed meta data, the database...

Ngày tải lên: 20/10/2013, 17:15