Original: SQL Server log file large shrinkage method (measured and useful)These two commands are executed consecutively, with less time and more apparent (multiple runs) until the effect is reached-- truncate BACKUP LOG to DISK = ' NUL ' -- Shrinkage DBCC Shrinkfile ('cloudmonitor_log')You can use regular regular backup logs (such as once an hour) to prevent the
I. Overview
Viewing SQL server error logs ensures that processes (such as backup and restoration operations, batch processing commands, or other scripts and processes) are successfully completed. This feature helps detect any current or potential problem areas, including automatic message recovery (especially when the SQL server instance is stopped and restarted) kernel messages or other server-level erro
Tags: store style col MySQL share picture lob Div using indexfirst, MySQL's slow query log opening and storage 1, check whether the SQL records that do not use the index to the slow query log, view the log_queries_not_using_indexes variable; like "Log_queries_%" Results: If the value of the query is off, it indicates that there is no record, set to on to open
SQL Server database prompts "tempdb" log is full solution, sqlservertempdb
Execute SQL statements. Temporary tables are not used in the middle.
Prompt server: Message 9002, Level 17, status 2, Row 1 Database 'tempdb' logs are full. Back up the transaction logs of the database to release some log space.
I found a soluti
Tags: task error Resolution does not resolve information Shu nbsp strongSQL server2008 cannot shrink the log, the error message is: 1: Unable to shrink log file due to minimum log space requirements 2: Unable to shrink log file 2 (Xxx_log) because the logical log file at the
In actual work and learning, many people's SQL Server 2005 database log files can be corrupted, such as hardware failures, computer restarts or shutdowns, and so on.
When the log file for SQL Server 2005 is corrupted, you will see the following:
1. Displaying the database in a suspect (suspect) state in
prefer to regard CKP as an alarm clock. We can schedule it according to a rule and remind the SQL component data writer/log writer to work.
In most cases, it is determined by CKP when data changes are written to the data file.
When is CKP triggered?
Backup database (full backup, differential backup, log backup)
Checkpoint command
Close Database
Alter database Co
For statistical convenience, we want to select some messages from the log and put them in the database. Read and write support for the database to add parameters at compile time, but also to open the corresponding module in the configuration file. Module if a lot of monitoring needs to the database module, can be placed in the/etc/rsyslog.conf global configuration file, if only a certain monitoring collection used to put in the corresponding local con
Tags: des style blog color using OS io fileI used to interview a DBA, "Why is tempdb faster than other databases?" So that more than 95% of the candidates have a blank face. tempdb, as an important feature of SQL Server, has long been familiar and unfamiliar to it. Familiarity is that we are always in use, unfamiliar may be very few people pay attention to its operating mechanism. This time I will introduce you to the
The following article describes how to log on to SQL * Plus as a DBA at Oracle10g. I saw several related articles on the internet two days ago, to learn how to install the actual operation steps on Windows XP Pro, you can change the path of the following article.
Oracle10g: How to log on to iSQL * Plus as a DBA
Generally, you can
Regularly scale SQL databases to reduce the pressure on log storage. In general, the contraction of the SQL database does not greatly reduce the size of the database. its main function is to shrink the log size. this operation should be performed regularly to avoid excessive database logs,
Tags: share development client Analytics admin hint Dev Oracle strConfiguring the Environment Oracle Service SideOracle_winx64_12c_database.iso Oracle ClientInstantclient-basiclite-nt-12.1.0.1.0.zip Integrated development EnvironmentPL/SQL Developer 10.0.5.1710 Configuration steps Make sure that Oracle has completed the configuration and can use SQL Plus to log o
My SQL Log Knowledge points summarythe MySQL log category and the characteristics of each log are summarized as follows:Focus on the induction:(i), four types of log start statements:1. Start the binary log2. Start error log3. Start the General query log4. start the slow
Tags: SQL ServerIf the log for SQL Server is too large, log truncation is required. Log in to SQL Server, select the database, open the properties, adjust the logging level from full to simple, and click OK. In the past, a large
Tags: sql server2008Today because SQL Server's log file grows so large that the detached database deletes the log file after it is automatically produced when the database is attached to the log file results It blinds me to a lot of ways to rebuild the
information, see Considerations for switching from the full or bulk-logged recovery model. In SQL SERVER 2008, BACKUP log with truncate_only is no longer supported, and to shrink the database log, you first need to truncate the file by setting the database recovery mode to simple. The statements are as follows: --BACKUP log
This series of articles I saw in the sqlskill.com's PAUL blog, many misunderstandings are more typical and representative, the original from the T-SQL Tuesday #11: Misconceptions about... EVERYTHING !!, Hope to help you.
Misunderstanding #28: Several misunderstandings about the log recovery mode of large-capacity transactions
28 a) Common DML operations can be "minimum logged"
No. In the large-capacity tr
"Problem scene" has a database, its name is called Cnblogstext, the log file occupies 23G hard disk space, and the transaction log has been truncated (Truncate), the actual log content is very small, 1G are not. 23G of space only put 1G log, like a villa with a pet, too extravagant! Adhering to the Chinese nation's vir
Someone asked why SQL Server data has changed, but why is the best modification date of database files and log files not changed. In fact, this is a normal behavior.
The modification date of the SQL Server File is when the SQL Server closes the file Shutdown or the database is Detach, Offline) or the
SQL SERVER local administrator and SA account cannot log onThese days I am going to talk about the SQL Server 2008 course. On the first day of today, the organizer prepared the environment to use the same virtual machine, and then distributed it to many experimental machines, the computer name was modified using a tool such as sysprepare. Early in the morning, yo
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