mysqldump : MySQL's Standard Dump/Backup Utility

learn more… | top users | synonyms

0
votes
1answer
125 views

want to download 3GB database table from my development mysql server [duplicate]

I need to download database structure with data. Total size of the DB is more than 3GB. If i use phpmyadmin it is not working. I have also tried by increasing the execution time in php.ini. I need ...
1
vote
1answer
77 views

How would I exclude a group of tables based on a name prefix foo_* from a mysqldump?

I'd like to exclude a group of tables from a mysqldump command (from a bash script). I might not know the exact table names ahead of time but they will be named with the prefix foo_ or might contain ...
3
votes
1answer
421 views

mysqldump freezing on a specific table

I dumped a database (sys_data) which is very big (800GB, all data in one ibdata file) from a remote server. But the dump was blocked at a table (tb_trade_376). My dump command: mysqldump -uxx -pxx ...
0
votes
0answers
60 views

mysql logs same query multiple times or is it application problem?

I have temporarily switched on logging on the server. The site is used in the US and local time there was 4 in the morning so not many people are using it at that time. What I did was delete any logs ...
0
votes
1answer
287 views

Unable to migrate local database to RDS instance

I recently created an MySQL instance on Amazon RDS. Unfortunately, I'm not able to connect to the instance from the MySQL command line. I will brief you the details. 1) I want to move/migrate my ...
0
votes
0answers
136 views

Upgrade from mysql 4.1 to mysql 5.5

I was going through upgrade process of mysql server. It is mentioned that to upgrade from 4.1 to 5.5 we need to upgrade step by step like first to 5.0,5.1 ...5.4 and then 5.5. I have some questions : ...
0
votes
0answers
99 views

MYSQL backup options using mysqldump and mysqlbackup

I'm currently using mysqldump to backup mysql database. I heard that mysqlbackup offers a much much better performance. Unfortunately it requires MySQL enterprise version which is pricy. A few ...
1
vote
0answers
563 views

MySQL dump error (#1005 - Can't create table 'novephp_cz_bv.jos_jquarks_customsets' (errno: 150))

I´m trying dump mysql database from MySQL 5.1. to MySQL 5.5. But I´m getting an error "#1005 - Can't create table 'novephp_cz_bv.jos_jquarks_customsets' (errno: 150)". Problematic part of script is ...
0
votes
1answer
41 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 ...
7
votes
4answers
6k views

No NULLs, yet invalid byte sequence for encoding “UTF8”: 0x00

I've spent the last 8 hours trying to import the output of 'mysqldump --compatible=postgresql' into PostgreSQL 8.4.9, and I've read at least 20 different threads here and elesewhere already about this ...
0
votes
1answer
732 views

“Display width out of range for column” error when importing mysql 5.1 dump into 5.5

I am migrating to a new server, and trying to move my database from a 5.1 to 5.5 server. I created a dump with mysqldump -u root -p --add-drop-database --triggers dbname > dbname.sql When I ...
0
votes
0answers
781 views

MySQL - Out of memory: Kill process 3046 (mysqld)

We run a MySQL (v5.6.17) dump backup every 4 hours, and today noticed: Apr 19 20:09:30 mysql1 kernel: Out of memory: Kill process 3046 (mysqld) score 970 or sacrifice child Apr 19 20:09:30 mysql1 ...
16
votes
4answers
46k views

How do I change the DEFINER of a VIEW in Mysql?

When I run mysqldump, I get an error: mysqldump: Got error: 1449: The user specified as a definer ('root'@'foobar') does not exist when using LOCK TABLES This makes sense because foobar is a legacy ...
1
vote
1answer
32 views

mysqldump: dump several tables from db. what will be locked?

I have active database with dozens of tables. Among them several are unused (no queries/insertions are performing over them for a while). I want to dump that inactive tables. I would suggest that it ...
0
votes
1answer
276 views

mysqldump dump file size

I have used mysql-administrator to back up my mediawiki and bugzilla database. Now there is an issue with charsets I can't fix. So I deciced to try mysqldump with -single-transaction --routines ...
1
vote
1answer
257 views

Make MySQL dump from parts of each table

I need to export some data from different tables. I tried this query select * into outfile 'C:\Users\\User\\Desktop\\ololo.sql' from db.users where id % 2 = 1; After this query, the SQL file was ...
1
vote
3answers
72 views

MySQL backup breakes a table every time

I've a MySQL Server 5.1.58-1ubuntu1 installed on an Ubuntu 12.04 LTS. Every night we do a backup of all the databases with this script: rm -rf /var/backup/mysql/ * for i in $(echo 'SHOW DATABASES;' ...
0
votes
0answers
57 views

SQL Error while restoring big database in Mysql

I have successfully created a MYSQL dump on RHEL 6 machine. The dump file is having 40 GB. When I try to restore it in an UBUNTU machine I got this error.
1
vote
1answer
2k views

mysqldump: Does --lock-tables=false work with MyISAM tables?

So, I have to check and come with a backup solution for a very busy mysql server (with tables over 5 GB). Due to resources constraints, they choose to set all tables with the MyISAM engine. Currently, ...
2
votes
3answers
1k views

Backup / Export data from MySQL 5.5 attachments table keeps failing!

Can anyone please help! - I have a large table in a MySQL 5.5 database. It is a table which holds a mixture of blobs/binary data and just data rows with links to file paths. It has just over a million ...
1
vote
1answer
48 views

mysqldump confusion

I must be missing something. The line I keep seeing everywhere for a consistent backup is: mysqldump --single-transaction --all-databases > alldbs.sql Yet the MySQL docs indicate --opt is on by ...
0
votes
1answer
359 views

XML dump of MySQL database don't include foreign key constraints. What can be the reason? sqldump(.sql) file list it

I am accessing schema information of databases in XML format. I am taking dump of the database in XML format using the command below. mysqldump --no-data --xml -u root -p bakerydb > bakerydb.xml ...
0
votes
0answers
343 views

Issues with mysqldump after upgrade 5.5 -> 5.6

A few months ago I updated a MySQL setup from 5.5 to 5.6. Since then I've been having problems with a script that I use to dump the various databases so that I can back them up. The script is a short ...
27
votes
3answers
36k views

Why does InnoDB store all databases in one file?

It was convenient that MyISAM used to store each table in a corresponding file. InnoDB has made advancements in many aspects, but I wonder why InnoDB stores all databases in one file (ibdata1 by ...
0
votes
0answers
1k views

How can I backup/dump MYSQL database with foreign key constraints?

I wanted to take the dump of the MySQL database with all the constraints on that database. The dump (.sql file) I am having right now don't show any reference key(foreign key) relationship. I am ...
1
vote
0answers
216 views

restore using mysqlbinlog failing

While doing restore from a MySQL binary log file, it is failing with the following error . mysqlbinlog mysql-bin.000036 | mysql -u root -p asdb ERROR 1032 (HY000) at line 48: Can't find record in ...
0
votes
1answer
81 views

Backup live MySQL database

I have a single MySQL database Server version: 5.5.35-cll MySQL Community Server (GPL) ENGINE is MyISAM I use 'mysqldump' to backup and restore the database. Size of the dumpfile is 3GB+ Once a ...
0
votes
1answer
403 views

Upgrading mysql myisam 5.1 to mysql 5.6: force innodb on restore?

I inherited a DB using myisam on mysql 5.1 because of the need for fulltext search. I now read that fulltext search is available on mysql 5.6 innodb. Doing this would solve a lot of problems, as long ...
1
vote
0answers
89 views

mysqldump issues with DreamHost

Background: I sought to rename a database on Dreamhost web hosting VPS account. I also wanted to rename a database user for the database to be created above. I followed the approached detailed at ...
3
votes
1answer
383 views

how to verify mysql backup file

Is There any tool to verify the backup taken using mysqldump without manual restoration ? I have to take full backup daily so it is difficult for me to verify the backups daily by restoring them. As ...
0
votes
1answer
1k views

Speeding up mysqldump / reload

Converting a large schema to file-per-table and I will be performing a mysqldump/reload with --all-databases. I have edited the my.cnf and changed "innod_flush_log_at_trx_commit=2" to speed up the ...
1
vote
1answer
517 views

MySQLdump on specific db date

I'm new in here and i don't really know where to start but here is my concern. I need to backyp a MySQL DB running under windows once a week. For e.g every friday i need to backup and transfer to ...
2
votes
1answer
2k views

mysql db backup excluding specific tables

Are there any mysql scripts for taking a database backup by excluding specified tables? Also, what is the best way to take backup of a running mysql system?
0
votes
1answer
135 views

Mysql replication dump without down time? empty sql file

I try to create dump as replication master data and use followed command to create dump, but sql file only contains paramters and there is no data and structure. The command is : mysqldump ...
3
votes
1answer
821 views

Which are the minimum privileges required to get a backup of a MySQL database schema?

Which are the minimum privileges required to get a backup of a MySQL database schema? I am interested only on the schema, not on the data. Are SELECT privileges required?
2
votes
1answer
588 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 ...
2
votes
1answer
233 views

Backup everything except one record

I want to backup my database except t1 table's one record (where option='siteurl'). I'm trying mysqldump's --where command. mysqldump -u root --skip-extended-insert --where "option='siteurl'" ...
2
votes
3answers
1k views

Converting live MyISAM table to InnoDB

I have a table that tracks web traffic. The table is constantly written and read from. Since table is pretty big in size I have to make sure the application will not "freeze" in the process of ...
0
votes
0answers
176 views

mysqldump & upload to mysql speed impact due to SSD and innoDb?

I am testing an AWS Medium Instance with CentOS (AWS AMI) and comparing it with Hetzner's EX40-SSD (http://www.hetzner.de/hosting/produkte_rootserver/ex40ssd). Software setup on both is comparable( ...
4
votes
1answer
3k views

Consistent logical backup of databases that use MyISAM and InnoDB engines

I have a question regarding the logical backup of MySQL databases that use both MyISAM and InnoDB. The mysqldump utility supports these two options: --single-transaction - Creates a consistent ...
3
votes
1answer
328 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 ...
6
votes
2answers
6k views

Best practices for backing up a MySQL DB

I've recently discovered that our production web servers that run off MySQL are not being backed up regularly (or at all). I'm used to backing up SQL Server DB's but don't have a ton of experience ...
2
votes
2answers
4k views

How can I synchronize data between two RDS MySQL databases

I have 2 Amazon RDS MySQL instances, one is MySql v5.5 and the new one is 5.6. I want to upgrade the 5.5 to the 5.6 but you cannot do upgrades at this time, so we are trying to migrate the data. I ...
1
vote
1answer
74 views

Where Mysqldump gets data from

How mysqldump is processing backup? From which all files is it reads data for creating dump? Is the process differs if storage engines are different?
-3
votes
1answer
65 views

How can I move one table from one database to other database [closed]

I want to move one table in one database to other database using mysql dump on linux terminal How can I go about it ?
1
vote
1answer
2k 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 ...
0
votes
1answer
428 views

Deadlock from mysqldump --single-transaction, is it possible?

Is it possible to get a deadlock if you ran mysqldump with the argument --single-transaction ? or any other complication ? If it is used to backup a live site with many other querys running at the ...
2
votes
2answers
1k views

Tool to export data with all relational data? [closed]

Is there a tool to export data from selected rows in a table with all data stored in other tables in other tables linked by relational design? The purpose is to ease migrations of bits of data ...
1
vote
1answer
377 views

mysqldump―output details

I am about to write a little program to process database dump files created by mysqldump and I would like to make sure that my expectations about the »anatomy« of mysqldump's output are right. So ...
0
votes
1answer
118 views

MySQL data retained after OS reinstall

Something strange happened today. I reinstalled my OS and then when I reinstalled MySQL workbench some of my old data was still there. I think the actual local db is empty, but all the connections, ...