MySQL's Standard Dump/Backup Utility

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Backup whole database including procedures

I'm using MariaDB 10.1. I backup my database using mysqldump. My stored procedure, view, function and event definitions are not backed up. How to backup full database including tables, functions, ...
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1answer
439 views

NDB Cluster seems to ignore foreign_key_checks=OFF

According to MySQL documentation on the local foreign_key_checks variable Beginning with MySQL Cluster NDB 7.3.2, setting this variable has the same effect on NDB tables as it does for InnoDB ...
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2answers
11k 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 ...
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26 views

fix `mysqldump: Error 2013: Lost connection` on “cloud” server

I have 6 months of backups left to perform and a single day can take up 200MB in raw mysqldump --extended-insert=false --complete-insert form. If I try to dump more than a day worth of data I get ...
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1answer
131 views

mysql database migration of schemas with updated data and structures

I am a newbie with MySQL database dumps and am currently trying to work with data migration between a source schema and a target schema. Assuming the source schema is defined by ...
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2answers
171 views

ALTER DATABASE script preventing restore of MySQL database in another server

While backing up the database with mysqldump --routines options, I see ALTER DATABASE in the middle of the output dump, near the routines. /*!50003 DROP FUNCTION IF EXISTS `f_my_function` */; ALTER ...
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3answers
281 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
133 views

error 2013 (hy000) lost connection to mysql server during query while load of mysqldump

I'm trying to load mysqldump and I keep getting following error: ERROR 2013 (HY000) at line X: Lost connection to MySQL server during query /etc/my.cnf: [mysqld] max_allowed_packet = 16M ...
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1answer
36 views

mysqldump with LIMIT and --order-by-primary

I want to use mysqldump to retrieve X first rows from a database (where "first" are ordered by primary key). I'm trying to use mysqldump the following way: mysqldump [connection-info] -where"1=1 ...
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1answer
213 views

Slave Waiting to reconnect

I have added new slave host to master for replication, but missing some of the parameters. mysql> show slave status\G *************************** 1. row *************************** ...
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1answer
158 views

MySQL Workbench can either Dump or Restore - How Do I Configure To Do Both?

I have previously posted this question on Stack Overflow, but have not solved the problem. Hopefully it is not incorrect to post it here in the hope that it will be seen by a some different ...
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1answer
52 views

InnoDB files created even innodb_file_per_table is OFF in mysql-5.7

We have installed mysql 5.7 in ubuntu 16.04 and we got big surprise because databases are being stored individually in each folder even parameter innodb_file_per_table is 0. We decided to change ...
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1answer
43 views

How to make mysqldump use /*!40101 SET character_set_client = utf8mf4 */;?

When I use mysqldump to export mysql database, it always produce a dump.sql containing ...some other things... /*!40101 SET character_set_client = utf8*/; ...some other things... This is the ...
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1answer
619 views

Operation failed with exitcode 1 - while importing from a dump folder

I'm new to dbs and I'm trying to learn how a certain db works. They gave me a dump folder to play with it but, after setting up a connection (works), while trying to import, I get this annoying ...
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1answer
4k 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
112 views

MySQL database dump bombs out Error 1064 when using LOCK TABLES

This specific machine is running MySQL version 5.0.27. I have tried to get a full dump of this database several times and each time it bombs out. Tried getting just a structure dump of it and this is ...
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39 views

Table data is not getting dumped

This is just for test purpose. I'm taking backup (INNODB DB) with --single-transaction and from another terminal I'm running alter table on one of the table of same DB on which dump command is ...
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1answer
30 views

error 1146 when importing mysql DB

I'm trying tu dump and re-import a database, I'm using the following bash script to export (I have reasons to export each table separately) for x in `mysql --skip-column-names -h [host] -u [user] ...
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1answer
595 views

Setting MySQLDump to keep running in the background after session times out

I'm tryng to set up a new Slave DB by copying another Slave DB. Normally I would simply use MySQLDump to dump the Slave and create a .sql file, then import that into the new database. However, as our ...
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3answers
46k 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 ...
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1answer
249 views

Migrating/Upgrading a MySQL 5.1 schema to MySQL 5.7 schema

I'm bit green on MySQL upgrades, but my question has to do with single schemas (dbs). I have some hosted databases on a server using MySQL 5.1 Community, and I currently use mysqldump to back those ...
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47 views

mysqldbcompare SELECT command denied to user

I am trying to run mysqldbcompare to see the difference between two tables: mysqldbcompare --server1=server1:2016@localhost --server2=server2:2016@localhost user:user --difftype=sql --run-all-tests ...
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7answers
86k views

How to import a .sql file in MySQL?

I am trying to import a .sql file using MySQL Workbench and I get this error: ERROR 1046 (3D000) at line 28: No database selected I have first created an empty database called with the same name as ...
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1answer
726 views

mysqldump: Got error: 1044: Access denied for user 'username'@'localhost' to database 'databasename' when using LOCK TABLES

mysqldump: Got error: 1044: Access denied for user 'username'@'localhost' to database 'databasename' when using LOCK TABLES I am able to loging properly and able to take full backup from SQLyog Tool ...
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1answer
29 views

How can I do an incremental `mysqldump` without dropping table?

I'd like to fetch the last 100 rows of a table via a mysqldump, but I already have the rest of the table. How can I only fetch the last 100 rows for a mysqldump and then replace (or overwrite) any ...
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13answers
155k views

How can I move a database from one server to another?

How can I move MySQL tables from one physical server to another? Such as this exact scenario: I have a MySQL server that uses innodb table and is about 20GB size. I want to move it to a new server, ...
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1answer
4k views

mysqldump Error 2013

I have a database installed, that I would like to backup in mysql. The problem is mysqldump fails on exporting the 'maia_mail' table # mysqldump -u root -p maia > maia.sql mysqldump: Error ...
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18 views

MySQL quick database transfer between two servers

I am migrating a reasonably large (18GB) database used for a website from one server to another. There are two tables which make up 95% of that size and they do not have to be fully transferred for ...
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1answer
94 views

ERROR 1031 (HY000) at line X: Table storage engine for 'TBL' doesn't have this option

I am trying to import mysqldump into following system: # cat /etc/redhat-release CentOS Linux release 7.2.1511 (Core) # rpm -qa | grep ^mysql mysql-community-libs-compat-5.7.11-1.el7.x86_64 ...
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1answer
214 views

Shell script for partial table backup

I have multiple database in my MYSQL server and i want to take some particular tables backup from each database. can anyone help me in writting a shell script for this scenario.
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24 views

Restoring a mysql database from raw files found in a mysql folder

My webhost screwed me. The dedicated server I had had a failed hdd and I lost the drive. I backed up all files but not the databases. I was able to save some MYI and MYD files but no able to do a ...
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1answer
51 views

mysqldump inconsistencies

I'm planning to take a dump of a table with the --single-transaction option enabled. I know that if we execute any DDL statements during the dump process we might get an inconsistent dump. Will the ...
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1answer
112 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
62 views

mysqldump not exporting all tables

I have a Drupal site with a fair amount of content, about 12G in size, with 500+ distinct fields making for almost 1400 tables. We're migrating to a new server environment so I need to be able to ...
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1answer
35 views

mysql diff and add diff records into new database

I have two database on two different hosts: host A has database A and table A and host B has database B and table B and now "host A/database A/table A" table A contains records with primary key ...
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64 views

Database as it is raw content

recently I asked my hosting company to give the backup of my database . I asked them to create a new database and import backup to that database. But they reply cannot dump database ...
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1answer
283 views

mysqldump is not dumping data by default

mysqldump is dumping only the table structures, without data, by default. mysqldump -u user -d database -p Which is the option to dump is with data? How can I configure it, to include the data? (I ...
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1answer
44 views

Incorrect backup size

We are storing our everyday full backup in remote storage. Everything seems to be working fine, but every seven day interval the archived folder size is much more than the everyday archived backup ...
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1answer
31 views

How speed up mysql dump without data?

There are a lot of questions (1,2,3) about speed up MySql restoring. But all of them speed up data import. Is there a way to speed up schema tables creation? For example dump iundepended table in ...
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4answers
350k 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?
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1answer
208 views

Are certain environment variables required for mysql login-path?

I created a bash script that backs up my database, db_backup.sh It basically just runs these commands: DB=/home/linuxuser/backups/backupfilename.sql.gz mysqldump --login-path=local db_name | gzip ...
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23 views

Import MYSQL DB scripts to MSSQL

Please suggest how to restore Mysql DB to SQL server 2008. I have backup script file taken from MYSQL (.sql file) 50gb in size and needs to be restored to SQL server. I have tried using sqlcmd ...
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1answer
16 views

Copying mysql data from one db to another with a where clause for a subset of tables

I'd like to be able to move mysql data from one db to another. I only want to move records where account_id=1234 except for tables like account which does not have an account_id column. Is there any ...
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0answers
11 views

MySQL disk usage due to failure on dump import

I've just SCPed a 400 MB database from a live server. I dumped it with mysqldump and gziped it as following: mysqldump --single-transaction=TRUE -u dbuser -p dbname | gzip> /home/user/database.gz ...
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27 views

MySQL master to slave dump fails when done over SSH pipe

When we need to [re]build a MySQL-5.5 slave, our usual approach is this (CHANGE MASTER TO / START SLAVE omitted for clarity): master$ mysqldump -uroot -p --all-databases --master-data > dump.sql ...
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1answer
59 views

MySQL Database import into 5.7 hangs with CLI or with Workbench 6.3 CE

I have a SQL dump file that I exported using Workbench from a server that is being decommissioned. The host and target OS is Microsoft Windows Server 2008 R2 (therefore is x64 natively). There seems ...
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1answer
126 views

MySQL dump with low disk space

I have an asterisk PBX that has call recordings stored in a SQL database table. This table has 9199 rows and is consuming 21GB on my server. I want to dump the data in this table to restore space on ...
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2answers
37 views

mysqldump not consistent after stopping slave

We have a Mysql master (server A) and slave (server B) setup. I am trying to create one more slave(server C) for master server(A). I have stopped the slave in server B and noted master server(A) ...
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4answers
57k views

Safest way to perform mysqldump on a live system with active reads and writes?

I'm not sure if this is true but I remember reading if you run the following command in linux mysqldump -u username -p database_name > backup_db.sql while reads and writes are being made to a ...
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2answers
102 views

Is there a way to create a MySQL/Percona Slave without using a dump?

I haven't been able to find anything so I'm sure the answer is no, what are you, a noob? but I feel the need to ask anyway :) Is there a simple utility that would allow a new slave server to be ...