Making copies of data which may be restored after a data loss event or to recover data from some earlier point in time.

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2
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1answer
6k views

How to Create Snapshot Backups in MySQL

I've seen a lot of people talking about snapshots backup, even I'm reading a book about mysql but nobody explain the code how to make a snapshots backup. This is what the book says: flush tables ...
2
votes
1answer
968 views

How to Backup and Restore Filestream Data

I am trying to backup and restore my database which includes a filestream filegroup. I backed up the database without the filestream filegroup and was interested to know what happens when you restore ...
1
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3answers
671 views

xtrabackup prepare - after dump or before restore?

i have doubts about xtrabackup --apply-log. is there any difference when use it? should it be done right after dump or before restore (even few months later)? seems stupid, but maybe i missing ...
1
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1answer
1k views

MySQL Point in Time Recovery For Just a Single Schema?

Is it possible to simply restore a single schema and bring it to a point in time (Say three hours ago) without bringing the entire database back? I can think of a lengthy method of backing up each ...
1
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1answer
3k views

Write lock during mysqldump even using --lock-tables=false

When I try to dump an online database using --lock-tables=false, others cannot update the table. Are there any methods to solve this? As I am using MyISAM, does --single-transaction for InnoDB help? ...
10
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3answers
736 views

Backup internals - What happens when a backup job is running - in terms of locking and performance overhead in SQL Server?

For MySQL I know the database is backed up table by table in SQL Statements, this results in locking and if you update columns while backing up you might end up in integrity problems. To my ...
6
votes
3answers
12k views

Transaction Log maintenance when switching to Simple Recovery

Background: I recently inherited 50+ SQL Servers with 450+ databases. The nightly backups are roughly 8TB and, needless to say, we're using more disk space than we'd like. All of the databases are ...
6
votes
2answers
3k views

How do I shrink the physical Transaction Log file when it's the principal in a mirror?

We setup database mirroring over the weekend, and forgot to re-enable the job that backs up the transaction logs. When I came in this morning, the transaction log had ballooned to 58GB, and was taking ...
6
votes
1answer
3k views

Backup a database with a huge number of tables

Is there a way to backup a PostgreSQL database with a huge number of tables? An attempt with pg_dump for a database of about 28000 tables resulted in the following error message: pg_dump: WARNING: ...
6
votes
2answers
11k views

How can I backup & restore a single FILEGROUP in Sql Server 2008

Previously, on ServerFault I asked a question about backing up and restoring a Sql Server 2008 Filegroup. Today, when I tried to RESTORE one of these FILEGROUP backups, I got the following error:- ...
5
votes
2answers
3k views

SQL Server 2008 R2 Restore COPY_ONLY full backup with transaction logs

After doing some research I cannot seem to find an answer to this question. Background I am attempting to setup a backup plan that fits the following three requirements: Reliability of backups, ...
4
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5answers
72 views

Which type of backup does a SQL Backup file store?

I want to know, which type of backup does a SQL Backup file store? A full backup, differential backup or transaction log backup?
4
votes
1answer
153 views

Preventing full backups for unmodified/slightly modified databases

Is there a way to either: ensure that unmodified databases are skipped during SQL backups, or even better choose between DIFF or FULL backup depending on the percent database changed since last ...
4
votes
2answers
7k views

Migrate all databases from one SQL Server 2005 to another

We have a production SQL Server 2005 server on which we are hosting 200 databases. We want to host these databases on our new server. On new server SQL Server 2005 is installed and is ready. I want ...
4
votes
1answer
689 views

Differential/T-Log LSN question

So, this is now my third question on this topic. I just keep finding more and more than i want to know and understand about how FULL recovery works. We transitioned a database to FULL yesterday by ...
4
votes
2answers
701 views

Can I manually reset the “internal status flag for a full database backup”?

We recently switched to the FULL recovery model, with full backups being done every weekend, and differentials being taken every day. This worked last weekend, however this weekend the differential ...
3
votes
1answer
114 views

Mongodb incremental oplog Dump not working

I am not able to take an incremental oplog dump. I am not getting any error messages the connection happens fine and also there is a operation recorded(shows up in db.currentOp()), but still nothing ...
3
votes
2answers
381 views

Writing transactions to .MYD file to take Backup

I'm trying to backup MySQL DB by archiving the data directory of required databases. I'm doing FLUSH TABLES WITH READ LOCK before taking the backup, but even then some of the transactions were not ...
3
votes
1answer
8k views

Problem with View When Restoring a MySQL Backup

I have a database (InnoDB) with some tables, views and routines... Periodically I do a backup using the command line: mysqldump -u user -ppassword --routines db_name > backup.sql But I have a ...
3
votes
2answers
464 views

Archive a single giant table from a SQL 2008 database - filegroup backup?

I have an extremely large table (400GB data size, inside a 2.5TB database) that is no longer needed. Before we drop it, however, our client contract says we need to archive it to tape in case in needs ...
2
votes
2answers
245 views

How to backup the current code of a stored procedure and its permissions as well?

I often get requests to alter stored procedures, in both test, development and production environments. I would like a simple way to save the current code of the stored procedure, before the changes, ...
2
votes
2answers
3k views

The log in this backup set is too recent, but it's from before the last full backup!

I'm trying to restore a full database backup plus transaction logs to the most recent transaction log. I've set up transaction logs to ship out every 15 minutes. This setup was performed via the SMSS ...
2
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1answer
93 views

Sqlserver: Get Meta-Info about TRN file

Is there any way to get the timespan of the data contained in a TRN-File? What I have: A backup of a transaction-log What I need: The timestamp of the first and the last entry inside the log ...
2
votes
1answer
3k views

How do I backup/restore database encryption key in order to restore on new server

I am currently in the process of restoring a TDE encrypted database to another instance. I have backed up master key and certificate, and have restored them to the new server fine, but I am still ...
2
votes
0answers
618 views

PostgreSQL continuous archiving - use snapshot for base backup on AWS?

I'm new to AWS and PostgreSQL admin and have been poring over the docs trying to come up with a good backup strategy for a fairly simple setup. I have a single Amazon Web Services EC2 instance that ...
2
votes
1answer
738 views

Decrease WAL file size for backup

I'm setting up a backup strategy based on WAL files archiving and transmission via rsync. As DB activity will propably be very low (less than 100 inserts/updates/deletes per day), at least in the ...
2
votes
1answer
895 views

Backup and restore FileTable files

I'm preparing to use the FileTable feature in SQL Server 2012, but I'm unclear about how backups work with this feature: Does a full database backup include FileTable files? How would I perform the ...
1
vote
1answer
42 views

Remote backup to folder path in domain

A simple question, We have just done a P2V and are re-testing the environment and moved from SQL 2005 to SQL 2008R2. I am taking this chance to redo my back up plans. I have set up a remote folder on ...
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2answers
53 views

DB backups not secheduled

I have done backup plan to backup 1 DB . When look in the log i can see that the system has taken backup of all databases (master , reportserver ...etc) . However on the drive where data are backed ...
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1answer
79 views

How I create backup with backup by dump and WAL files in PostgreSQL?

I have a backup and WAL files, I like update my backup with WAL files. Anyone know how to do it? Thanks
1
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1answer
426 views

How can I pass the server name as parameter for a XMLA script?

I have a PROCEDURE sp_backupSSAS - it backups SSAS databases. it works fine. I had previous problems with it, but they were sorted out here: routine to backup ssas databases fails with: The XML for ...
1
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1answer
416 views

Dump All Databases in MySQL - Fails on mysql and performance_schema

I have had two attempts at dumping all databases but both have failed, one with the mysql database and then with the performance_schema database. The precised errors are:- 11:01:01 Dumping mysql - ...
1
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1answer
1k views

DB2 ROLLFORWARD option “TO END OF LOGS” - does it read archive logs?

I read about ROLLFORWARD option on link http://www-01.ibm.com/support/knowledgecenter/SSEPGG_9.7.0/com.ibm.db2.luw.admin.cmd.doc/doc/r0001978.html?cp=SSEPGG_9.7.0%2F3-6-2-4-106 but I could not find ...
1
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1answer
1k views

Where is the SQLS database backup virtual device string stored in the system tables?

In my SQLS Server 2005 log, when backups occur, I see something like: Database backed up. Database: blahblah, creation date(time): 2011/08/11(15:49:19), pages dumped: 1, first LSN: 142:489:1, ...
1
vote
1answer
753 views

ONLINE BACKUP is not performed from the CRON Job on LINUX server (manually it works)

I made a script which executes successfully online backup when it is run manually by the instance owner. Script is the following (two lines originally). #!/bin/bash /opt/ibm/db2/V9.7/bin/db2 ...
1
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1answer
481 views

MySQL backing up MyISAM tables by copying the physical files - and automating the process

I have 2 databases with MyISAM tables running on a Windows 2008 Server. These databases are about 20GB in size with a few tables with millions of rows. My question regards backing them up on a weekly ...
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0answers
852 views

Backup Restore Procedure error SQL Server 2008 R2

We use a stored procedure to do a backup and restore of databases as a copy function. This allows our front end users to spin up sites from pre created template databases. Lately we've been getting ...
1
vote
1answer
103 views

What synchronizes two delayed replicas, which is part of the replica set, included in sharded cluster?

Please take a look at my mongodb map at http://postimg.org/image/krzvmep4d/ What synchronizes two delayed replicas, which is part of the replica set, included in sharded cluster? How can I use my ...
1
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1answer
1k views

DB2 - Archive Mode - on what values to set LOGPRIMARY,LOGSECOND,LOGFILSIZ?

we must set our database from CIRCULAR to ARCHIVE mode in order to enable ONLINE backups. Backups will be done every 1 day. Database is now almost 30GB. Database grows approximately 1GB per month. ...
1
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2answers
470 views

What are the primary architectural differences between the backup formats of some of the more common RDBMS' and what advantage do they serve?

Of the systems with which I am familiar, I have noticed that SQL Server's native database backup format is binary and proprietary. PostgreSQL and MySQL allow for a simpler approach, dumping the ...
1
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2answers
4k views

Backup SQL Server To NAS

I have seen that there are similar questions like this but I tried all of them and my problem still exist. I want to backup a db. I created a shared folder on NAS I can reach this shared folder ...
1
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1answer
6k views

DB2 Online Restore but Without Roll Forward?

I read a lot of documentations for db2 restore but I could not find how to perform online restore from the last database backup but without roll forwarding of logs? I will appreciate command ...
1
vote
1answer
417 views

Mysql Incremental Backup and point in time recovery

I'm writing a shell script using the concept of binary logs for point in time recovery. Now, the scenario is such that a full-backup will happen every alternate day and Incremental backup should be ...
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2answers
4k views

mysql duplicate entry error 1062 when restoring backup

Sorry, I seen similar threads but I still couldn't find it addressing my issue plus, I needed some more info on this. Requirement: To create an exact replica 'db4' of an existing DB 'db3'. Procedure ...
1
vote
3answers
201 views

Where can I learn about MySQL master/slave, master/master, or clustering setups?

What are the best resources you've read or watched about setting up master/slave or clustering for database replication? I don't know much about this. I have a database that is getting rather large ...
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4answers
7k views

How do I archive and restore selected tables using SQL Server?

How do I archive and restore selected tables using SQL Server?
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0answers
64 views

Database as it is raw content

recently I asked my hosting company to give the backup of my database . I asked them to create a new database and import backup to that database. But they reply cannot dump database ...
0
votes
0answers
27 views

MySQL Storage Engine and Memory

I recently found out that, the databases does not have standard architecture(data model), some of them are, No relationship between tables(entities). No indexes defined. Only integer and varchar ...
0
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2answers
56 views

MySQL Backup Strategy

We are running the backup from the replication server and it is working good, since we are not facing any other issues, some information for better understanding our strategy: Backup Type: Full ...
0
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2answers
119 views

Which files in the “MySQL-5.0.27-win32” folder do i need to backup?

Ok, I am using a pretty old MYSQL "mysql-5.0.27-win32" and the file and the structure maybe different from the latest Mysql (mysql 7). Here is the current structure of of mysql-5.0.27-win32: In ...