sql server transaction log reader

Cause Analysis and Solution for SQL Server failure to contract log files, SQL Cause Analysis An error is reported when the server executes a job that compresses the log file size recently. One of my batch

the log will not increase, it also means that once you have misoperations, there will be no chance to use the log to recover. (For details about how to use logs to restore data, see the FAQ in the essence area) Therefore, it is absolutely not recommended to truncate logs on the production database unless you have good reasons and are sure enough, or ...... You are not responsible for this. Since this metho

backups, because I have backed up the ZP database two times, and the data files for the two backups are the same. Here we select the most recent time backup The default settings in the database are as follows: Append to the backup set, so there will be two backups, as shown below: Also, set the "Do not rollback" transaction in "Options". Note: Restore the database through the transaction

"Guide" This article focuses on SQL Server 2000, which describes how to use SQL Server log transfer to implement high availability of a database. Clustering is an effective solution for achieving high availability, sometimes counterproductive. And it's very expensive. As a

log on the production database unless you have sufficient reason and sufficient certainty, or ... It's not you who take responsibility. Now that this method is unsafe, I'll introduce a secure approach. As you know, SQL Server automatically truncates the inactive portions of the transaction

In the query analyzer, perform the following three steps in sequence, where databasename is your database file name 1. Clear logs: Dump transaction databasename with no_log 2. truncate transaction logs: backup log databasename with no_log 3. shrink the database: DBCC shrinkdatabase (databasename) --/////////////////////////////////////// ////////////////////////

under database a Dbo.prtesta EXEC dbo. Prtesta The following error will appear: The context of the transaction is being used by another session. I believe you already understand what is called loopback link Server , when we change the dbo.prtestb of the stored procedure in database B to cross-library access, such as: SELECT * from B.dbo.test The problem is solved. Therefore, you must pay attention to avoi

transaction causes the log to grow, the SQL transaction needs to wait for the log autogrow to complete. The transaction needs to be written to the SQL

Analysis and examples of the log mechanism of tempdb in SQL Server, sqlservertempdb Test Cases We create similar objects t1 and # t1 in the user database (testpage) and tempdb respectively, and create non-temporary tables in tempdb, then execute the corresponding insert script (used to generate logs) and record the execution time to compare the description of tem

: Enterprise Manager--server--database--right--detach database B. Delete the log file from My Computer C. Additional databases: Enterprise Manager--server--database--right--Attach Database This method will generate a new log with a size of only more than 500 k or in code: The following example detaches pubs and then at

Label:1 , phenomenon, problem description Customer reflects that a client can not login, the client program log display "Connection database timeout"; Check the corresponding database server, the log shows "autogrow of file" a database log file ' in the database ' a DB ' is cancelled by user or T Imed out after 2391 mi

A few days ago "read" "Sqlserver2005 Advanced Program Design" and "The introduction of SQL Server 2008 Programming Classic (3rd edition)," The two translations of the Chinese version of the book. found that the directory structure is roughly the same, the content of the explanation is almost the same. There is suspicion of plagiarism. See the "Transaction and loc

SQL Server log clearing method.Perform the following three steps in sequence in the query Analyzer. databasename is the name of your database tutorial file.1. Clear logs: dump transaction databasename WITH NO_LOG2. Truncate transaction logs: backup

to standard mode, with the 1th, because the log is often an important basis for restoring the database in some unusual cases. However, the server can use the following statement to execute in Query Analyzer Copy Code code as follows: DUMP TRANSACTION [Jc8] with no_log BACKUP LOG [Jc8] with no_log D

Server Role changes, role swaps, and monitoring server location When an online database is shut down (either planned maintenance or unplanned), you might be more comfortable if the database on the standby server is available for access. A well-designed log shipping system that delivers the database