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of control over the database system objects. Enhanced performance of Transact-SQL SQL Server2005 provides new language features for developing upgradeable database applications. These enhancements include handling errors, recursive query functionality, relational operator Pivot,apply,row_number, and other data column ranking features, and so on. SQL Service Brok

Management Studio), and create a Trace,trace property selection that primarily includes:Deadlock graphLock:deadlockLock:deadlock Chainrpc:completedsp:stmtcompletedsql:batchcompletedSql:batchstartingClick the Execute button to start the trace.3. Execute the test code monitor the deadlock.Go to the Microsoft SQL Server Management Studio interface, execute the cod

. Select top 10000 ID, supno, ETAInto # TFrom table -- CPU: 31 reads: 1947 writes: 83 -- Table 'table '. Scan count 1, logical reads 955, physical reads 0, pre-reads 0, lob logic reads 0, lob physical reads 0, and LOB pre-reads 0. Select Top 1000 ID, supno, ETAInto # TFrom table -- CPU: 0 reads: 997 writes: 11 -- Table 'table '. Scan count 1, logical reads 108, physical reads 0, pre-reads 0, lob logic reads 0, lob physical reads 0, and LOB pre-reads 0. From the above

This article will describe the SQL Server session for you to kill, has been in the Killed/rollback State Situation analysis, tutorial how to:Today, a very strange situation, found a session exception, this session is simply executing a simple stored procedure, which uses the linked server (Linked

. Item ($col) = $event. $col}$dt. Rows.Add ($row)}# Write to the database!$bulkCopy. WriteToServer ($DT)The above paragraph:Filter current log taken from forwarded eventXML contentAfter execution can go to SQL to check whether the log has been written into SQLSELECT * FROM GeneraleventsYou can see that the log was successfully written to SQL.Finally, it's a Windows scheduled task that automatically executes the PowerShell scripts above every 1 hours.S

SQL Server and Oracle these two databases, in addition to some technical differences, in the implementation costs are also relatively large differences. The following author on this aspect of content to express some of their views, I hope to be able to communicate with you. Oracle based Java development, with a lot of open source tool support One of the biggest differences between

= Of course, if you do not use parametric query, directly splicing SQL, so there is no query plan reuse, unless you spell the SQL is exactly the sameSummary, the significance of parameterized query and the point of attention1. can prevent SQL injection2. Can improve query performance (mainly can be reused query plan), which is particularly important

active,At this point the Web server does not stop, that is, the application does not close directly, which is similar to Visual Studio continues to maintain the debug state,At this point, the transaction remains active until the connection is reused (or the application is closed), and the other session initiates an object that locks on the active transaction, and the blocking occurs.The problem here is that, subjectively, there is no guarantee that t