Making copies of data which may be restored after a data loss event or to recover data from some earlier point in time.
3
votes
3answers
93 views
Backup very large table
I have to update certain values of a large table (for the sake of a presumed example, it is called 'Resource' and it is over 5M rows) and thus I have to make a backup before performing the changes. We ...
-4
votes
1answer
30 views
Oracle database and data has been corrupted. Is there a way to get it back? [closed]
The Oracle database has been corrupted and both the data and backups were lost in the corruption. Is there anything I can do to recover my data? It would be terrible if it were all lost.
2
votes
4answers
36 views
Backup very large table in SQL Server [duplicate]
everyone.
I'm deeply sorry if this is an amateurish question, but I have to update certain values of a large table (for the sake of a presumed example, it is called 'Resource' and it is over 5M rows) ...
3
votes
1answer
53 views
Backing up file groups with restore to earlier backup
I have a task: I have created a database with a filegroup lamb that has a few tables.
I need to extract a csv into a table in a filegroup named lamb and back up that filegroup.
Then extract another ...
1
vote
3answers
615 views
Taking a backup of a single table in the SQL Server
I know how to take a backup of a database in SQL Server and restore it. But how can I take a backup of a single table, and then restore it? Is it possible?
I have a database with two different names ...
0
votes
0answers
7 views
Postgres backup and WAL to S3
We are looking for a solution for the following problem:
We have set up streaming replication so we have a master DB and a slave DB, we want to have basebackups and WAL files sent to our S3 storage ...
1
vote
1answer
26 views
How to restore IBM DB2 database from AIX to Windows? [closed]
I had made backup from remote IBM DB2 server in AIX using this command:
./db2 backup database DBEMP to /home/dbemp/backup
Then I grab the backup file using FTP Client from my Windows.
I run this ...
1
vote
0answers
22 views
Is it possible to use 'restore UNTIL SCN' with rman and Oracle 9i in NOCATALOG mode?
I'm trying to do a hot backup with rman that I can copy to a USB drive so I can recover it on a new server.
The backup was done two days ago and the restore database command was working on the same ...
1
vote
3answers
54 views
Restore database with zero size log file [duplicate]
SQL Server backups contain meta-data about the size of the original log (LDF) file.
So if you backup a database that has a 5GB LDF file, when you restore it, you will get an (empty) 5GB LDF file. ...
1
vote
1answer
33 views
Help with best practice of merging databases
Bad news, our website server (Windows 2003) crashed because of dead RAID controller.
Luckily few hours later our backup server was up and website was live again.
Hopefully tomorrow our original ...
1
vote
1answer
83 views
Compress backup file using T-SQL
Is it possible to compress a backup file to .zip (or another) in a stored procedure invoked from a maintenance plan?
My maintenance plan contains these steps:
check DB (consistency, re_index, maybe ...
1
vote
2answers
103 views
How to backup to local drive and network drive simultaneously?
I can backup to a local drive and mirror:
BACKUP DATABASE [xxx]
TO DISK = N'XXXX.bak'
MIRROR TO DISK =N'Network path \XXX.bak'
WITH INIT
--directly to network drive
BACKUP DATABASE [xxx]
TO DISK ...
3
votes
2answers
75 views
Error while taking backup using SSMS
I am using SSMS. I have about 5 logins. For a particular login I have all server roles other than sysadmin. It is a sql login (not windows authentication). In user roles it has all permission for ...
0
votes
1answer
30 views
Recover data from accidental update
I have done an incorrect update and hence I restored the DB with a backup from the previous day. I have not taken a copy of the corrupted data before restoring the backup. Is there any possibility to ...
2
votes
2answers
79 views
Is it possible to backup a database that is not ONLINE?
We have a job which backs up all ONLINE databases nightly, but for some reason it didn't back up msdb. So the issue is at that time msdb was in some status was other then 0. So my question is : is it ...
5
votes
4answers
10k views
Restoring a backup to an older version of SQL Server
When trying to restore a backup to a SQL Server Express 2008 database I got the following error:
Restore failed for Server '...\SQLEXPRESS'. (Microsoft.SqlServer.SmoExtended)
...
13
votes
1answer
534 views
Sql Anywhere 11: Restoring incremental backup failure
We want to create remote incremental backups after a full backup. This will allow us to restore in the event of a failure and bring up another machine with as close to real time backups as possible ...
0
votes
1answer
129 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 ...
2
votes
2answers
64 views
How to backup IBM DB2 Database online?
I tried to backup the IBM DB2 (LUW) Database using this command:
./db2 backup database DBEMP to /home/user1/db2bkup
But I got this message:
SQL1035N The database is currently in use. ...
0
votes
2answers
124 views
MySQL backup InnoDB
I have a VoIP server running 24x7. At low peak hour at lease 150+ users are connected. My server has MySQL running with InnoDB engine on Windows 2008 platform. I like to take at least 2 times full ...
0
votes
2answers
283 views
How to increase fast backup and restore of 500GB database using mysqldump?
There is a database A size of 500GB. Tables in database A contains both MyISAM and INNODB tables. MyISAM tables are master tables and Innodb tables are main transaction tables.
Backup and restore ...
-1
votes
1answer
57 views
How to merge data from 2 databases [duplicate]
I have a SQL-Server database that crashed while I was away on vacation. All info from 5/2/13 is missing from our current database because my replacement implemented a back-up of the database from ...
1
vote
1answer
54 views
How do I refresh SQL server cross database references after a database is reattached with a different name? (Are there hidden synonyms?)
I have 2 seperate SQL databases on the same SQL instance. Database1 references tables on Database2 in its views and stored procedures. Everything was working fine until we had to create a fresh ...
0
votes
1answer
25 views
passing --single-transaction in mysqldump command line tool
I'm using MySQL GUI tool to backup my innodb database and I use the option '--single-transaction' to get a consistent copy as backup.
I have however, noticed that if I backup using command line ...
1
vote
1answer
604 views
Maintenance Plan fails but the query it generates Runs
I have an SQL Server 2005 Enterprise Edition whose Maintenance plan fails constantly with the error:
backup MYSERVER (MYSERVER)
Backup Database on MYSERVER
Databases that have a compatibility level ...
2
votes
1answer
90 views
Backing up a 400-500 GB database on MySQL/Amazon RDS?
We have an Amazon RDS small instance for a MySQL datawarehousing database.
Database size will be around 400-500 GB very shortly.
What is the best way to backup our database?
Can it be done ...
0
votes
1answer
120 views
Is there a way to export Oracle's UNDO?
I tried exp utility to dump all database. Looks like this exports only the last version of data skipping undo log. Using flashback queries I see:
01466. 00000 - "unable to read data - table ...
0
votes
0answers
20 views
'Offline' MySQL backup - server not starting
The MySQL server is no longer starting because the partition is too full. The issue seems to be ibdata (40GB). I wanted to follow these instructions (at 'InnoDB Infrastructure Cleanup')
Now I already ...
1
vote
2answers
73 views
Shrinking log files with SMO
I know I can use the following t-SQL to shrink a log file:
BACKUP LOG db1 TO DISK = '\\server\share\db1_log1.trn';
DBCC ShrinkFile([db1_log], 0);
How do I do the same with SMO? I tried:
$server = ...
2
votes
1answer
180 views
What happens if we copy neo4j's data folder while the server is running?
If my neo4j server is running and I copy the data folder using copy/rsync folder, what are the chances of data corruption?
2
votes
1answer
29 views
To make a LVM backup of a MySQL database, would I have to reduce the logical volume size?
I am trying to learn how to do a Ubuntu LVM backup of a MySQL database.
For this test I installed a fresh copy of Ubuntu 12.04.2 LTS on a new box, along with MySQL 5.5. The box has one hard drive. ...
1
vote
2answers
65 views
How to backup databases to ensure data recovery
I have 15 customer databases that have minimum replication at different sites. I currently do nightly back-ups and transfer the database back-up nightly to our main server via 7zip. We recently had ...
1
vote
1answer
168 views
How to run a cold backup with Linux/tar without shutting down MySQL slave?
I run the following before tar-ing up the data directory:
STOP SLAVE;
FLUSH TABLES WITH READ LOCK;
FLUSH LOGS;
However, tar will sometimes complain that the ibdata* and ib_logfiles* files are ...
0
votes
1answer
539 views
Restore SQL Server database using Windows Powershell 3.0
I'm trying to restore a SQL Server database with a PowerShell script, but I'm having problems.
Here is the error I'm getting:
Exception calling "SqlRestore" with "1" argument(s): "Restore failed
...
0
votes
1answer
34 views
PostgreSQL backup error
I am trying to backup my company PostgreSQL database using pgAdmin III, so I selected our company DB from the tree, then right clicked on it and selected 'Backup', selected the destination folder ...
0
votes
1answer
37 views
mysqlbackup mysql enterprise utility issue
I recent took a backup using mysqlbackup.
While restoring it, I noticed that the files that were copied into datadir are with root:root (user:group) instead of mysql:mysql.
Is anything wrong with ...
7
votes
1answer
322 views
SQL Server distribution database log file grows uncontrollably after full database backup
We have a merge replication environment that is pushing to 8 subscribers. This is working fine. Our distribution database is setup in Simple recovery mode. We have a maintenance plan that will backup ...
1
vote
2answers
135 views
What's the best way to backup DB files via network on Linux and Solaris machines?
I wonder what the best way to backup files via the network.
I have Solaris machines with Oracle 10i on a Veritas cluster. Machines are connected to EMC storage.
The /data/oracle directory is mounted ...
20
votes
5answers
32k views
How do you mysqldump specific table(s)?
How can I dump a specific table or set of tables without including the rest of the db tables?
6
votes
1answer
284 views
Restore a Database to a New database (T-SQL)
I have a database backup from a database, say SourceData which needs to be restored on another database, same schema, but different name (SourceData_1) using T-SQL. I don't know why I gets the ...
1
vote
4answers
154 views
Daily and Differential Backups
Is there a program with which I can create daily MySQL, PostgreSQL and MariaDB backups with these requirements:
The first time, make a full backup.
The second time, only the changes since the last ...
0
votes
0answers
36 views
Backup daily for MySQL, MariaDB or PostgreSQL [duplicate]
Good day:
I wonder if there is a program with which I can create daily backups with these requirements:
The first time, make a full backup.
The second time, only the changes since the last backup, ...
4
votes
1answer
85 views
Process attempted to unlock a resource it does not own
SQL Server 2005 SP4 32-Bit
I have a DBCC CHECKDB job running nightly. Last night, soon after the job started, I got the errors below. The database is NOT in suspect mode, and CHECKDB comes back clean ...
2
votes
1answer
77 views
Windows native backups makes SQL Server think that databases backup has been done
community.
I've Windows Server 2008 R2 which hosts few virtual machines.
One of machines is Windows 2008 R2 server with SQL server 2008 R2 Express installed.
Here's the thing:
I wrote a script that ...
0
votes
1answer
20 views
OK to put temp tablespace on volatile storage or to omit it from backups? (Postgresql)
I would intuit that it's fine, but I just want to make sure there are
no gotchas from a recovery point of view:
If I were to lose my temp tablespace upon system crash, would this
prevent proper crash ...
1
vote
1answer
23 views
xtrabackup backup grants?
I'm using MySQL 5.5 + Opensuse 12.3 .
After face an issue with mysqldump (appear be a bug with OpenSuse Mysql distribution) I have looking for others backup solution.
I found the xtrabackup from ...
0
votes
0answers
28 views
Should I keep pg_xlog on the same disk as data if using disk snapshotting?
We're running on EBS volumes on EC2. We're interested in leveraging
EBS snapshotting for backups. However, does this mean we'd need to
ensure our pg_xlog is on the same EBS volume as our data?
(I ...
5
votes
2answers
5k views
What is the recommended way to backup a MySQL/Amazon RDS database to S3?
I have two purposes for this:
To have an offsite backup in case of a region wide problem with Amazon Web Services.
To copy production data from a production billing account to a beta billing ...
1
vote
2answers
48 views
After moving database (backup, restore), I have to re-add user
I occasionally move a database (SQL Express 2012) from a development machine to a server, or vice versa, using database backup and restore in SQL Server Management Studio.
Whenever I do this, the ...
5
votes
2answers
130 views
How best to maintain SQL log file sizes
I'm somewhat of a new DBA and I'm managing a SQL Server 2012 instance that has a fair amount of activity. I'm running in Full Recovery mode because we need point in time recovery.
Right now, I'm ...
