mysqldump : MySQL's Standard Dump/Backup Utility

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Moving large databases

I have a centos server and /var/lib/mysql/ is 125GB (disk has 1GB free space). Ordinarily I would use mysqldump to backup the databases, but I don't normally work with such large databases, so I need ...
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2answers
739 views

ERROR 1166 (42000) at line 65203: Incorrect column name ''

I have a big snapshot database size is about 44GB in mydata.sql. When I run it overnight, it show this error message: $ mysql -u root < mydata.sql ERROR 1166 (42000) at line 65203: Incorrect ...
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2answers
126 views

mysqldump with automatically generated export name

When I do database dumps through MySQL WorkBench it picks a filename for me which is the current date (YYYMMDD). Now, I want to do this in a batch file since I want to make weekly dumps automatically ...
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1answer
312 views

Why would the size of MySQL MyISAM table indexes (aka MYI file) not match after mysqldump import?

I've been archiving some MySQL (version 5.0.96) MyISAM tables locally and deleting from my server after checking the data. Every time the process has been pretty similar and comes off mostly without a ...
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1answer
1k views

Extremely slow mySql restores

Please bear with me as I ask this question, which looks similar to questions already on DBA@SE. In the current configuration, we have a server (a Linux quadcore box with 4 GB RAM) - Both the Database ...
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1answer
21 views

Use mysqdump to backup table with a new table name

Is there a way to back up a table using mysqldump so the table that is being backed up can have a new name in the sql script created by mysqldump. So that If I back up the table 'test_table' like so. ...
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1answer
27 views

Access denied to user ODBC, but trying to login as root

I'm trying to do a backup of a MySQL database on Windows, but for some reason it's trying to log me in as ODBC instead of root - does anyone know why? As you can see below the red line, I can login ...
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1answer
25 views

I'm building up a large MyISAM table from a few dumps. The first 21GB took less than 10 hrs total. The next 5GB is forecasted to take two months

I had a couple machines building up identical MyISAM tables. I've dumped all of those tables to a few files, and am now trying to restore them all into a single table on my own machine. The first ...
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1answer
134 views

Are there any good tools to convert mysqldump files to CSV?

I need to convert a file resulting from mysqldump into a csv file. I'm not willing to write my own ad hoc, informally-specified, bug-ridden, slow implementation of a sql parser to extract the values ...
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164 views

mysql dump a table to remote host

i want to dump a table from localhost host (with public ip), here is the command so far, the command will be run on localhost mysqldump --opt --host localhost --user=username --password=password ...
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1answer
48 views

Using mysqldump on RDS to export a large file in TSV format

I would like to export a single, large table (30GB) from an RDS MySQL server on a regular basis into a TSV file, so that we can load the file into Vertica. However, RDS doesn't provide a way to use ...
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1answer
301 views

Is it safe to use mysqldump to backup and restore a master-master cluster

Not sure if the specifics matter but just to get it out of the way I am talking about a Galera cluster on XtraDB (MariaDB). I have a master-master setup and am interested in backing up and restoring ...
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1answer
155 views

Consolidated realtime mysql backup with master/slave setup or binlog

I have 20+ mysql servers and their have low write requirements. So, I want to see if any way I can replicate the data/binlog from these servers to a single slave so realtime backup purpose. If I ...
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1answer
32 views

Consistent backup of large DB --single-transaction

I need to mysqldump a large DB (330 GB) in order to set up a slave for replication. Does --single-transaction allow me to dump the entire DB without shutting mysql down and keeping it down for the ...
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1answer
59 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 ...
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1answer
939 views

Restoring a single database from mysql enterprise full backup

I am having command to restore all databases from full dump taken by enterprise full backup .Can anyone help me how to restore single database from full dump .
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1answer
3k views

Database user specified as a definer

I have a view in my database. problem is below Error SQL query: SELECT * FROM `lumiin_crm_prod`.`v_contact` LIMIT 1 ; MySQL said: 1449 - The user specified as a definer ('lumicrm'@'%') ...
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1answer
537 views

Proper procedure for migrating a MySQL database to another Debian machine?

I have one server running an older Debian version with MySQL 5.x and a newer Debian server, also running MySQL. I've created a backup of all databases on the first server like so: mysqldump -uuser ...
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mysqldump with --single-transaction seems to be “fixing” InnoDB tables with page corruption - why?

I'm trying to find out what exactly is happening here. I've been intentionally corrupting index pages in InnoDB tables, changing bytes in user record areas that actually contain information (largest ...
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0answers
325 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 ...
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117 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 ...
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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 ...
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0answers
306 views

How do I safely import MySQL data in a directory to a running MariaDB server?

We're integrating another office into ours. That includes some of their data. I have a new installed MariaDB 5.5 server. The data dir = /home/data/MariaDB. I've done a new/fresh install into that ...
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85 views

MySQL replication backup

How to take MySQL Master-Master and Master-Slave replication backup?. I have setup Master-Master replication with a separate slave for each master on Ubuntu. What happens if, I issue or schedule ...
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11 views

Myloader command: Table doesn't exist

I took the backup of mysql database using mydumper command: mydumper -B mydb -o /backup/oct3 -s 500000 -c -m -S /tmp/mysql.sock -u root -p password@123 -v 3 Now, I am restoring mysql database ...
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26 views

Best upgrade path for MySql 4.1 to 5.5?

Background Our production environment runs on a system that nobody wanted to update for a long period of time. With a new sherrif in town, we're going to update it. Production is MySql 4.1 with ...
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33 views

convert SQL file into CSV directly without server

I have a quite big mysqldump file (36G) I know I can use mysql < big_file.sql SELECT * FROM big_table INTO OUTFILE '/tmp/big_table.csv' FIELDS TERMINATED BY ',' ENCLOSED BY '"' LINES TERMINATED ...
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19 views

mysqldump replace option - ubuntu / mediawiki

I know this is probably a silly question, but I'd like to be sure, rather than make assumptions. There's the option to use 'replace' in a mysqldump, which uses the 'REPLACE' rather than the 'INSERT' ...
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38 views

How to change the domain name or IP address in mysql database in every tables

I was using Openfire chat server in Ubuntu, whose IP address was 192.168.1.15. Then, I wanted to move it to other ip (192.168.1.55), so i took a backup of my database. The database I was using is ...
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34 views

Granting file privilage for an user on amazon RDS(MySQL)

I am having an Amazon setup for my application and I use RDS server which runs MySQL server(Not done by me.Company got it done from some freelance admin). I have a root user created in there but it ...
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83 views

Updating +150,000 rows using .sql file causes ERROR 2013 Lost connection to MySQL server during query

I am using ubuntu 12.04. I have a .sql file that is around 5 megabytes. When I use the command: mysql -u -p -v database query.sql The server prints out the content of the file (because of --verbose) ...
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43 views

MySQLDump and Amazon RDS

I need to dump the contents of an RDS database into a SQL file, and restore that file to another RDS or MySQL instance. On the RDS instance there are a number of databases and users, and I would like ...
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92 views

Error while running automysqlbackup

I have setup automysqlbackup on Centos for a server with approximately 52 databases. I did try to increase the max_connections to 250 and max_allowed_packet to 100M, however that did not solve the ...
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39 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 ...
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57 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 : ...
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65 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 ...
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67 views

Error generating mysqldump with flush tables read lock option

I wrote a simple bash script that generates mysqldump while locking the tables. # Generate mysqldump that will be used on client side Q1="USE test;" Q2="FLUSH TABLES WITH READ LOCK;" Q3="SYSTEM ...
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409 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 ...
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33 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.
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126 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 ...
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653 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 ...
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142 views

mysqldump hung indefinitely - locked tables - replication

I'm new to database programming. I had never written a simple SQL query before but recently I was asked to perform MySql DB replication for our redundant servers. It is a Linux server running as ...
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0answers
782 views

Incorrect definition of table mysql.event after migrating database to mariadb

I did a mysqldump to dump all databases into a .sql file, then installed a mariadb server. There are no errors after the installation. But after restoring the databases, I started to observe the ...
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31 views

mysqldump: Got error: 0: when retrieving data from server

I get a the error in the header when the server tries to replicate itself after the backup completes. I have looked at error indexes, but failed to see an explanation for the error code 0. I was ...
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129 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( ...
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39 views

taking backup of database on remote server gives error

I am currently on a Ubuntu machine (IP is 192.168.1.3) I have databases here I want to export all these databases to another machine in my network I used following command mysqldump --all-databases ...
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562 views

How to speed up a mysql restore from large dump file

I have a 350MB msyql dump file that takes over 3 minutes to load. I'd like to speed it up. I've tried using --opt with mysqldump (shaved off 30 seconds). The best I can achieve is 42 seconds faster. ...
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316 views

Trouble converting MySql Database to SQL Server

I have an mysql database that contains 38 tables. I used "SQL Server Migration Assistant for Mysql" tool to convert this database to SQL server Database. I successfully converted 37 tables. Only one ...
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52 views

Phpmy admin not showing my table but mysqldump

I have a db running and suddenly when I go into my phpmyadmin under the db it shows no tables and when I tried to do dump it shows me some of my tables are crash. What is best survival in this case?
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How does MYSQL Bin Log work?

I notice once I enable mysql bin log and do a restart on mysql service, there is a log file generated namely "mysql-bin.000001". So I did a quick test to modify database entries and eventually the ...