sql recovery model

Recovering data incorrectly in SQL Server is not a difficult task, and can be recovered from the transaction log. However, this recovery requires two prerequisites: 1. There is at least one complete backup of the database before the deletion of the error. 2. The recovery model for the database (

safest. Tail log backup failed. After the last backup, all data operations are lost Worst Under the full recovery model, the most common backup strategy is as shown in:Two. Backup In the previous chapter, we talked about backups under the bulk recovery model. The backup strategy is the same as the

The recovery model is designed to control transaction log maintenance. The recovery mode illustrates the risk of job loss. Can it be recovered at that time? SQL Server databases have three recovery modes: simple recovery mode, ful

failed. All data operations are lost after the last backup Worst Under the full recovery model, the most common backup strategy is as shown in:Two. BackupIn the previous chapter, we talked about backups under the bulk recovery model. The backup strategy is the same as the bulk mode, which is also a full

Tags: Open db file Readasa SybaseSQL Anywhere database non-routine recovery toolREADASADB---an industry-leading recovery tool that does not rely on database management systems to extract data directly from DB Files!I. Introduction to SQL Anywhere, UltraliteSQL Anywhere A maintenance-free, easy-to-manage mobile database.SQL Anywhere provides enterprise-class funct

useful, this online a lot of tutorials, here is not much to say. But the only regret is that the 2008 and later versions are not supported, and in addition to the other third-party tools, the most common is the method mentioned in this article-log tail backup. This experiment environment 2008r2, for 2008 and above version can use this method, actually 2005 also can, 2000 seldom use, haven't tried, just 2008 can use log exploer before, so there is no need to use this method. The following illust

Original: http://www.cnblogs.com/dudu/archive/2011/10/15/sql_server_recover_deleted_records.htmlRecovering from accidental deletion of data in SQL Server is not a difficult task to recover from the transaction log. However, this recovery requires two prerequisites:1. There is at least one full backup of the database before it is mistakenly deleted.2. The recovery

that the transaction log has not been destroyed, and the last committed transaction can be restored before the failure. Among all the restoration models, this model uses the largest transaction record space and slightly affects the performance of SQL Server.3.3) bulk_logged The bulk_logged recovery model has fewe

Tags: processing his model EMS query level queries + + propertiesThe Qsqltablemodel class inherits to the Qsqlquerymodel class, which provides an editable data model that reads and writes to a single SQL table, features: Modify, INSERT, delete, query, and sort Common functions Qvariant headerdata (int section, qt::orientation Orientation, int role = Qt::D isplayr

to try to recover the data in the database by rebuilding the transaction log. If you only have MDF files, the problem is more complicated and we need to rebuild the transaction log directly:1. Create a new database with the same name in SQL Server, and then stop the SQL Server service.2. Overwrite the. mdf file for the new database with the original LDF file and delete its log file (. ldf).3. Start the

explain the operation method, as to the principle, does not belong to the scope of this article, and I believe that when the wrong operation, it is estimated that no one will see the principle. steps: (1), check the recovery model of the database, Or use a script check: [SQL] view plaincopyprint? SELECT Recovery_model,recovery_model_desc From

From Zhang Ziyang http://www.cnblogs.com/JimmyZhang/archive/2009/05/18/1459330.html The purpose of this tutorial is to explain an ASP. net mvc application.ProgramCreate a model class. In this tutorial, you will learn how to use Microsoft LINQ to SQL to create model classes and perform database access. In this tutorial, we created a basic movie database applic

Label:For space reasons, AlwaysOn availability groups are split into two parts: theoretical and actual. The actual combat component was then disassembled for preparation and the AlwaysOn availability Group was built. Three articles of the respective links: SQL Server->> high Availability and disaster recovery (HADR) technology-AlwaysOn (theory) SQL Server->> High

SQL Server backup and disaster recovery The data processing becomes more and more important in the modern enterprise operation, more and more crucial, may even become the enterprise development bottleneck. The importance of data protection is self-evident. If an enterprise does not have a good data protection program or strategy, once the important data loss, the consequences will be disastrous, along with

Label:Original: SQL Server 2008 or more error-operation Database recovery Method--Log tail backupSource: http://blog.csdn.net/dba_huangzj/article/details/8491327 Question:Often see someone mistakenly delete data, or misoperation, especially when update and delete did not add where, and then shouted father shouted Niang. Err who can have no, do wrong can understand, but can not indulge, this later, and now f

Original: SQL Server Backup and Recovery series backup and restore in four capacity modesI. OverviewIn the first section of the SQL Server backup and recovery series, there is knowledge about backup and restore in bulk mode. This article focuses on the most common backup and restore modes in bulk mode "full backup + di

There are countless ways to back up a database in SQL Server 2000. No matter how big your database is or how frequently you change it, you have a backup strategy that meets your needs. Let's look at a few basic backup strategies that work in different environments. This article assumes you have permission to back up the database. In other words, you are either a system administrator, or a db_owner or a backupadministrator. Also, we assume that your

to the principle, does not belong to the scope of this article, and I believe that when you really encounter misoperation, it is estimated that no one will see the principle. Steps: (1), check the recovery model of the database, as shown: Or use a script check: SELECT Recovery_model,recovery_model_desc from sys.databases WHERE name = ' The results are as follows: Ensure that the

This method is also good, and I use this method to restore the database backup. Note that the following stored procedures are searched online. Thank you for the code provider. Reprinted here Using T-SQL statement to realize the function of database backup and Restoration It embodies four knowledge points in SQL Server: 1. Obtain the default directory on the SQL

I. OverviewIn the first section of the SQL Server backup and recovery series, there is knowledge about backup and restore in bulk mode. This article focuses on the most common backup and restore modes in bulk mode "full backup + differential backup + log backup". In the bulk recovery model, it is important to note in w