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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33 views

Incremental backup of select PostgreSQL databases

There is lots of information on how you setup archiving by backing up WAL segments (and in fact I'm currently doing this successfully). However we have a lot of databases in our cluster (one per ...
0
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1answer
97 views

Postgres live backup

Goal: Maintaining a constant live backup of a postgres cluster. In case of cluster failure, backup/Secondary will contain most up to date view of Primary cluster. This is not a hot standby ...
1
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1answer
61 views

Backing up large MySQL DB for DR purposes

Fundamentally I am just trying to come up with the best way to back up my MySQL DB nightly. Complicated by the fact that: its a 400 gb DB and growing its running on windows I am not permitted any ...
0
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1answer
32 views

how to speed up cpu limited mysql database backup

I have a database that has a structure that unfortunately requires having a lot of tables (10k+). It's not possible to change the structure now. The database itself is not very large (<1GB), but ...
0
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1answer
27 views

pg_basebackup: could not set compression level -1

When trying to run pg_basebackup I received the following error message: pg_basebackup: could not set compression level -1 (null) using the -z option. I received a similar error message when trying ...
0
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2answers
89 views

MySQL incremental backups per database (not global)

While searching for free/open-source MySQL incremental backups solutions I have found a number of ways to do incremental backups and all of them seem to either rely on "logical" way of backups/restore ...
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0answers
46 views

Cold backup database, what files to copy, slow shutdown?

After a broken server installation I am going to backup a mysql database with a cold backup. This is, because I am not able to dump the sql tables and somehow everything is broken. My questions are at ...
0
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0answers
64 views

Transaction log backups during index maintenance

We have a database with large and complex files and fragmented indexes. The environment is SQL 2008 Full recovery model and Mirrored which limits me to reorganizing. The backup strategy is Full ...
0
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0answers
508 views

Restore a backup from SQL Server 2008 R2 to SQL Server 2014 [closed]

How can I restore a backup from an earlier SQL Server 2008 R2 version to SQL Server 2014? The error I get is 38: reached the end of file although the file is not corrupted. Thank you.
5
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3answers
343 views

Restricting users to COPY ONLY backups

I am looking to deploy log shipping in my production environment. This will mean I will have to manage backup chains which could be disrupted by people taking backups to refresh development ...
5
votes
3answers
710 views

Database Backups of 2GB+

I have a forum which is growing way faster than I could imagine, and my site has been a target for DDoS attacks, NTP attacks, and a bunch of hacking attempts. I am starting to worry that there may be ...
0
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0answers
31 views

I need a way to implement an incremental Backup/Recovery on mysql client

I need to be able to do a point-time recovery in mysql client from the mysql server. For example I need to Download only the information that have change since last backup. I can do that using log,but ...
4
votes
2answers
601 views

SQL Server 2012 always-on backup, full vs copy-only

I need a quick clarification on copy-only backup vs full backup as it pertains to transaction log numbering and restore if required. I have SQL Server 2012 setup with always on for multiple ...
2
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0answers
105 views

Sql Server 2012 Enterprise Backup with no file [closed]

We currently have a database which increments 5TB a day. The current backup solution we have uses Avamar, which I believe does a kind of block comparison backup where there is no need for an actual ...
7
votes
1answer
303 views

Restoring differential backup creates DEFUNCT log file?

Here is my problem. I'm trying to move a database to a new server via a full restore, then cutover with a quick differential backup/restore. I can do a full restore without a problem, but when ...
2
votes
1answer
742 views

Problem with mysqldump and view

When using mysqldump to backup MySQL, I got following error. mysqldump --all-databases --routines >> all.sql mysqldump: Couldn't execute 'show table status like 'hdkien'': SELECT command denied ...
4
votes
1answer
64 views

Do I need to stop the service to back up the database? [closed]

We have several database driven applications using MS SQL Express, Pervasive, MySQL, and some sort of flat file database. PostgreSQL "may" be added later. We have backup software that is VSS aware. ...
0
votes
1answer
62 views

Slow performance of remote restore

Over the weekend, I was participating in a DR test. On the database side, that meant restoring backups from the production system to the DR system. What struck me as odd about the performance of the ...
2
votes
1answer
70 views

Recovering a partial PostgreSQL archive

I have $PGDATA/base but nothing else. It was taken from an installation after the postgreSQL service was shutdown, so is clean. Is there any way to recreate the other elements in $PGDATA that allow ...
1
vote
1answer
62 views

changing auto shrink setting breaks backup?

I have a database that seems to be functioning fine with no apparent errors except that any full backup taken is broken - attempting a restore fails with an error "RESTORE detected an error on page ...
5
votes
4answers
213 views

Only do log backup if necessary in SQL Server

We have transaction log backups taken every few minutes from many databases. Is there a way to determine if there were any committed transactions since the last backup and only then do a log backup? ...
0
votes
1answer
426 views

Restoring a SQL Server 2008 R2 backup on SQL Server 2005

I'm getting an error whenever I restore a testing database on SQL Server 2005 that was backed up from SQL Server 2008 R2. It seems that I cannot restore from a higher version of sql onto lower ...
1
vote
1answer
68 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 ...
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0answers
12 views

specify database while executing mysql binlog

We have different mysql servers with same database names, is it possible to restore their binlogs into one server (different database names) ?
2
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1answer
272 views

Database Backup from 2008 R2, Restore on 2012 Failover Cluster Instance

I have a production database server having sql server 2008r2. This is an old server and considering our load, we are moving to a better hardware configuration, Now the new environment is a cluster ...
0
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1answer
57 views

Postgresql create database from backup programmaticly [closed]

I got a big problems here. Let's say I got the table A (with columns like id, name etc) in the main database. So when I making INSERT into A I need to create new database lets say B_id. I got .backup ...
0
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0answers
39 views

Quick MySQL Backup (1 file per table) - v2

Improving bash shell script written by RolandoMySQLDBA. Continuing the following thread: Quick MySQL Backup (1 file per table) I tried to adapt your script, but after the first rsync was done, I get ...
0
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1answer
410 views

What is best strategy for backup on streaming replication(hot standby) environment

I have questions. What is best strategy for backup on streaming replication(hot standby) environment. I’d like to do backup on slave server and restore(PITR). First, I set up streaming ...
3
votes
2answers
501 views

Does a MyISAM table locks if I copy it while MySQL is running? (READ DISCLAIMER)

DISCLAIMER: I'm very aware this is not supposed to be done, but time consistency between tables aren't a concert here and Im trying whatever pops in my mind right now to have alternatives for ...
4
votes
1answer
77 views

Understanding Backup Types

I have recently started a role as a junior DBA... Yesterday I created a new database for a co-worker and my boss asked me to make sure we get a backup plan on it asap. I didn't think much about it, ...
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0answers
315 views

Get postgres snapshot from Amazon RDS

I can not find a simple way to get a copy of the nightly backup I take of my Amazon RDS postgres instance so I can restore it on my local machine to play with. Right now I'm doing a pg_dump when I ...
1
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0answers
70 views

Mysqldump --flush-logs results in small backup files?

New to MySQL and just learning how to setup a daily full backup (binary logs enabled). My goal is to run a daily full backup of the databases/schemas and reset the binary log. I'm currently using an ...
-2
votes
4answers
688 views

how to restore .bkp file in SQL Server [closed]

I have a .bkp file, how can I restore it to SQL Server? I have SQL Server 2008 and SQL Server 2012. Any idea?
1
vote
3answers
96 views

Is bulk-logged recovery model ever a good choice if point-in-time restore is not needed?

Is the Bulk-Logged recovery model in SQL Server ever preferable to Simple if point-in-time restore is never needed? I have read many articles about transaction log models, but cannot find a clear ...
3
votes
1answer
61 views

How dependent are backups on msdb tables like backupset?

I am trying to get some practice making a backup maintenance plan and restoring those backups. I have a script that churns through the most recent full database backup and any subsequent transaction ...
0
votes
1answer
83 views

Postgres Point-In-Time Recovery with a limited point in time

I'm configuring PostgreSQL WAL-based backup for point-in-time recovery. Actually, I don't really need any point in time beyond 1 month ago and don't want to waste time for the logs older than that. ...
1
vote
2answers
75 views

Backing up my SQL Server System Databases

I'm trying to create a recurring scheduled job to fully backup the master, msdb and model databases, I'm using the Maintenance Plans for SQL Server 2008 R2, in the "Specific Databases to choose from ...
0
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0answers
28 views

How to write a simple application for copying a MySQL database for periodical backup

I want to use MySQL for my Java application as a database engine. I have two different applications that must be run on two separate computer networks. The first program saves the data in the ...
1
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1answer
47 views

Backups in Availability Groups

In case of async commit setup and the backup preference set to secondary replica. I have observed, in case of high unsent log size, log backup on secondary replica starts failing for that database ...
1
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0answers
128 views

What's is the best way to get incremental changes from production to incrementally changed development database?

I came to a new dev team where all development is on the same (instance) of an SQL Server (2005) database once in 1-2 days restored from a current full backup of production database replacing a dev ...
0
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0answers
174 views

How to recover a crashed MyISAM table which myisamchk couldn't recover?

We take db backup by stopping the database and then issuing a tar -zcf on the mysql data directory. When we restore the data directory on another machine and try to start the slave, the mysql error ...
1
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1answer
54 views

Restoring backup from mysqldump does not remove additions

I am restoring a backup from a mysqldump and noticing that if I made additions (in the form of new tables) to the database they persist after the restore. I can go back in and remove those tables to ...
1
vote
1answer
100 views

Backup Database (SQL 2000 Compatibility) on SQL Server 2005 with CHECKSUM, but Page Verification TORN_PAGES Detection

I am trying to backup a 250GB database on SQL Server 2005 running in SQL 2000 compatibility mode. The page verification is set to TORN_PAGES detection. So, far the backup has been corrupted when we ...
1
vote
1answer
52 views

Create database before restore multiple files

I've several database, most of them have multiple files (both data and logs) and multiple diff and trn backups. I've already a restore script (scheduled and working on other server) that takes all the ...
1
vote
0answers
172 views

SQL Server 2012 - Large backup file size

We have the following setup: Once a week (Sunday at midnight), a full database backup is performed. A new BAK file is created for this purpose, let's call it Backup1.bak. From then, a transactional ...
1
vote
1answer
261 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
vote
2answers
71 views

Backup architecture for frequent backups of business critical DB

We've got a database (mysql) driven application which contains business critical information, were looking at building a system that will allow us to backup the db frequently (every 15 minutes, ...
0
votes
1answer
151 views

why mysql binlog creating new log file daily

I have started binary logging on MySQL server on my Ubuntu. It start creating log files in /var/log/mysql. My my.cnf configuration is as follows: log-bin="/var/log/mysql/" expire_logs_days=10 ...
0
votes
1answer
105 views

What does it mean to backup a database

What does it mean to backup a database? My impression is that you would simply dump everything that makes up the database into some format that can be stored externally and used to restore from when ...
4
votes
1answer
117 views

Settings for a MySQL backup only slave instance

I have two instances of MySQL running one a server, set up as master and slave. It's all working smoothly together and I'm only using the slave instance for backups to avoid locking up the live ...