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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5
votes
1answer
121 views

SQL Server restore differential after restoring full backup

Here is the situation: I had a full backup, and a differential backup. I have restored the full backup into the database. But accidentally lost that backup file. Now I would like to apply the ...
-1
votes
1answer
165 views

How to reduce the size of ldf file? [duplicate]

We take full backups of the DB every day (in full recovery mode) and keep them for 10 days. Because of our requirements, we don't want to take incremental or differential backups of the DBs. Now we ...
2
votes
0answers
203 views

Issues with mysql enterprise backup, assertion failure on restore

I'm trying to restore a backup to a new server, but having some issues with corruption. The source server has a 2.5T table which is very active. I copied the latest backup over to a new server and ...
2
votes
1answer
2k views

pg_restore: [archiver] did not find magic string in file header

I'm using PostgreSQL 9.1 and want to restore backup files generated with pg_dump: sudo pg_dump -h 127.0.0.1 -U postgres --clean --inserts -E UTF8 -f out.sql database_name This command generates a ...
0
votes
0answers
66 views

Percona: Innobackupex failing when taking incremental backup

I have been trying to take incremental backup as below and its getting error all the time. Innobackupex 2.1.8 Linux x86_64 Mysql 5.5.45 Step1: innobackupex -uxxx --stream=xbstream datadir > ...
1
vote
1answer
111 views

SQL 2014 AlwaysON Backup

I have 2 SQL server 2014 configured as AlwaysOn cluster. I've found that full backups are not supported on the secondary replica just read only backups. I have several questions regarding the issue ...
0
votes
2answers
146 views

Understanding RMAN Backupset

I feel a bit confused when I read about RMAN! what are the differences between: RMAN> backup as backupset RMAN> backup database; RMAN> backup database plus archivelog; RMAN> backup ...
3
votes
3answers
219 views

Putting the database in backup mode before making file system changes

We are planning to make a small change in the Linux file system. To be on the safe side, I thought I would take a SAN-level snapshot of all the drives beforehand. I was thinking I should put the ...
2
votes
1answer
116 views

Does a database backup include all files? [closed]

If I have two files in my database (mdf & ndf), when I do a backup of the database with the statement: backup database mydb; are both the two files are backed up?
3
votes
1answer
400 views

Use pg_dump with postgis extensions?

I'm using Postgres 9.4. I'm trying to dump a database (both the schema and the actual data) with the PostGIS extensions (set up using CREATE EXTENSION): $ pg_dump prescribing -U prescribing -h ...
0
votes
1answer
48 views

Automate Backup of SQL Server Database Structure

I have a data warehouse which isn't huge only about 16Gb in a Microsoft SQL Server Standard Edition 2014 database. However, now that it forms part of our production system I don't like developing on ...
3
votes
1answer
100 views

How to check the health of a SSAS database? And of its backups?

regarding backups of the SSAS databses, based on the following behaviour: Backup on an empty SSAS database hangs Is there a way to check whether or not the SSAS backup is healthy? I would accept ...
1
vote
0answers
348 views

how to pass the “file path” as a parameter in powershell?

I have recently added a SQL Server JOB on SERVER-A that goes to SERVER-B and backups all the SSAS databases. This seems to be fine. However when I want to delete backups older than 3 days, using ...
2
votes
2answers
61 views

How do I define the frequency of my mongo backup

I want to know if there is a way to define in Mongo the frequency of backups have to be executed. There is any config file for that? An example will be excellent!! UPDATE I want to create a ...
0
votes
0answers
57 views

.dmp file generating problem on oracle

I have a server windows2003 with oracle 10g and developer 6i. My experience is when I install developer 6i first and then install database 10g then .dmp file generate perfectly using imp or exp. but ...
0
votes
0answers
43 views

Checksum mis-match found on a table while restoring data using mysqlbackup

We are trying to restore MySQL data (which was backed up using a single image) using the mysqlbackup utility. But, all of a sudden, it is showing checksum mis-match for table t1 Our questions ...
3
votes
0answers
47 views

Compress backup taken from two different environments take different time to restore

I have two backup files one from Normal SQL Server and one from SQL Server from Azure VM. The restore of these backup files is totally different from each other. Though the database backups are ...
0
votes
1answer
210 views

what is the fastest way to restore MySQL database without using dump files [closed]

what is the best procedure to quickly restore the MySQL database without using dump files. can any body help me in this regard. Thanks in advance.
2
votes
1answer
126 views

Database Backup - In Process - Power Outage

I am using SQL Server 2008 R2. What happens if a database backup (Full/Differential/Transaction Log) is in process and there is a sudden power outage or the system crashes? Does that corrupt the ...
0
votes
1answer
56 views

RMAN archivelog backup in Oracle 11gR2

I use below command to do RMAN backups on rhel 5.9, but archivelog backups always ends up in $ORACLE_HOME/dbs Backup as compressed backupset database plus archivelog format '/path' How to use ...
4
votes
1answer
5k views

I/O is frozen on Database & also I/O was resumed on Database on daily basis in log with complete Backup

I would like to say that as on daily basis i got the message in my log file. First The I/O is frozen on Database (DatabaseName) message appears in log. The message is like I/O is frozen on ...
1
vote
1answer
62 views

Migrating all MySQL databases from from one server another. Getting error during import

I create a mysqldump on all the databases on the source server with this command: mysqldump -h mysql-01 -u root -p --all-databases > newdump.sql This takes about an hour, but runs fine. Now, ...
1
vote
1answer
49 views

Restore Postgresql data after hdd crash

My HDD crashed, so, I can't make a Postgresql backup. It seems that my data tables are OK (I can view the data via pgAdmin). However, when I run pg_dump I get this: pg_dump: Error message from ...
0
votes
1answer
122 views

ASM RMAN BACKUP FAILED

I'm trying to migrate a filesystem to ASM but when I start with RMAN backup, I face the following error, which is weird because I haven't performed any backups before on the same database. RMAN> ...
1
vote
2answers
249 views

Cannot open backup device Error

I have a SQL Server Agent job that backs up a database on a remote server to a network drive. Linked Server, I believe is set up correctly but I get the following error: Msg 3013, Sev 16, State 1, ...
7
votes
0answers
2k views

Mongodb incremental backups

I was given the task to setup incremental backups for mongodb replicaset, as start point of course I googled about it and could not find anything on mongodb docs, I did find however this question ...
0
votes
1answer
56 views

what exactly does an RMAN backup do?

I have a database with multiple schemas and data in the tables. I create an rman backup and backup archivelogs. I drop 90% of the tables. I do rman restore and recovery with controfile from ...
0
votes
2answers
2k views

How to export Oracle database without data

I want export my Oracle database with its structure such as tables, schema, users, tablespaces, datafiles and everything but without the contained data.
3
votes
2answers
2k views

Backup with mongoexport or mongodump?

For production backup, MongoDB recommends mongodump instead of mongoexport for accuracy of data. However, I would need to "scrub" data off a MongoDB database before backing it up. I am not aware of ...
3
votes
2answers
167 views

Operation System error 665 with VLDB backup (The requested operation could not be completed due to a file system limitation)

Has anyone seen the following error while doing backups? We have tried different LUNS from different storage pools and are seeing the same result. Here is the error message: Operating system error ...
3
votes
0answers
118 views

pg_dump with ssl certificates

I would like to run the pg_dump command from a remote host off my database server that only allows fully verified certificate based connections. How should I go about doing this? The man pages for 9.1 ...
1
vote
2answers
2k views

Restore SQL Server 2008 database onto SQL Server 2014?

I have a backup file that I need to restore daily on schedule based. But the backup file is from SQL Server 2008 and restore destination is SQL Server 2014. And also the backup file is from cross ...
3
votes
1answer
255 views

MongoDB: dbclient_rs replSetGetStatus failed{ ok: 0.0, errmsg: “unauthorized” }

When I'm using mongodump or mongorestore on a replica set these messages appear in the verbose output: dbclient_rs replSetGetStatus failed{ ok: 0.0, errmsg: "unauthorized" } The replica set is ...
2
votes
2answers
95 views

Automating an SQL task on a monthly basis

At the start of each month I have to give a team a copy of the live database which is held in a backup from 1am each morning (D:\Backup) - We then copy this database elsewhere onto a dev server and ...
1
vote
1answer
80 views

In oracle XE, what is the difference between the autobackup and backupset direcories?

I am learning oracle db, and in Oracle XE, there are autobackup and backupset directories under flash_recovery_area/XE. In both directories, there are bkp files under the datestamped directoy. What ...
4
votes
2answers
129 views

How to backup MS SQL Server databases off-site?

Microsoft SQL Server supports backing up to remote network locations only by means of UNC names the SQL Server (and user account it's running under) has access to. Is it possible to create backups ...
2
votes
1answer
74 views

Best way to backup mysql database?

How do you backup your mysql database so you can be sure that you are 100% protected of data loss whatever problems that may happen? I am thinking to rent one or two servers that i will use only for ...
1
vote
1answer
45 views

Backup a MySQL database -options

I'm relatively new to database driven sites. In order to backup a database I use phpMyAdmin's Export function from the server and download the output to my computer. That works, but it requires me to ...
1
vote
1answer
44 views

MS SQL Server Incremental(differential) backup interrupted due to Full backup

I have a manual full backup happening every night, post which I am taking differential backup after every hour but after three to four differential backups a full backup happened through third party ...
6
votes
2answers
546 views

Does .bak file also contain backup of ldf file?

I am running MS SQL Server, which is holding mdf and ldf files of sizes 110 GB and 245 GB respectively. My question is, if I take .bak backup of said database, will it result in 355 GB (110+245) ...
2
votes
1answer
50 views

Database Dump/Backup but only to specific records?

This question is about MySQL Backup (or Dump) whereby i want to backup and store information from only information related to a person; SchoolA from the School Table in this example. So, I should not ...
1
vote
1answer
121 views

postgres: WAL files not being deleted during PITR

I have got an issue with setting up PITR on my postgres server: WAL archiving and restoring works quite well, as well as restoring to a specific point in time. The issue however is, that if i do a ...
2
votes
1answer
41 views

How to do housekeep the database in sql server 2008 by specific date range?

I have database with around 160 GB size. The database contains the data is from 2013 to until today, there are 180 tables, I want to remove the records in specific date range like 2013 to 2014 in all ...
1
vote
1answer
49 views

What transaction logs are for

I'm confused about tranasaction logs for SQL Server. I was under the impression they can be used to roll the database forward. For example say I made a software release on Sunday, I added three new ...
0
votes
0answers
35 views

MongoDB fsyncUnlock won't unlock occasionally on Windows

We have a MongoDB replica set installed on Windows servers, with a scheduled backup job. MongoDB is configured to use journaling. The job runs db.fsyncLock() via script on MongoDB (primary server), ...
0
votes
1answer
116 views

Is possible do an online snapshot backup , without archive logs at Oracle Database?

Using Oracle Database Standard Edition 11r2 . I'm looking a way to backup the database with zero downtime , using a snapshot of datafiles (LVM snapshots) and without need backup de archive logs. ...
0
votes
1answer
20 views

Old Data on SFTP [closed]

There are several old files on an sftp of mine that date back to two years ago. These files are ingested into a MySQL database. I am wondering what to do with the old raw files. The reason I am asking ...
3
votes
2answers
105 views

Is it possible to backup stored routines and functions with Innobackupex?

I am running a few restore tests on my Dev and I've noticed that the stored routines are not being restored with the innobackupx. Is that something achievable ? Am I doing something wrong ? I am only ...
3
votes
3answers
226 views

Hyper V replication - vs - sql replication solutions

I need to establish an offsite copy of a number of production servers, including SQL server. Hyper V replication has been chosen as a simple solution (all servers are virtual). This is to supplement ...
1
vote
1answer
37 views

should I change mysql platform for higher innodb_buffer_pool_size?

Currently Im running a 160G MySQL database on Xampp (Windows). But Xampp has upper limit for innodb buffer pool size of 4G. My computer has 16G RAM. So if I want to make full use of resources, should ...