Mysql mysqldump database backup and Restoration

Mysqldump is a common mysql database tool. We often use it for data and backup, for example, data import and export. This article introduces the code for exporting the most basic database and exporting tables.]

# Mysqldump Database Name> Database Backup name
# Mysqldump-A-u username-p Password Database Name> Database Backup name
# Mysqldump-d-A -- add-drop-table-uroot-p> xxx. SQL

Export the entire database

The Code is as follows:	Copy code
Mysqldump-opt-uroot-ppassword database> dump. SQL

Export a single table

The Code is as follows:	Copy code
Mysqldump-opt-add-drop-table-uroot-ppassword database table> dump. SQL

Import and export of foreign website data

For the impatient, here is the quick snippet of how backup and restore MySQL database using mysqldump:

The Code is as follows:	Copy code
Backup: # mysqldump-u root-p [root_password] [database_name]> dumpfilename. SQL Restore: # mysql-u root-p [root_password] [database_name] <dumpfilename. SQL

1. Backup a single database:
This example takes a backup of sugarcrm database and dumps the output to sugarcrm. SQL

The Code is as follows:	Copy code
# Mysqldump-u root-ptmppassword sugarcrm> sugarcrm. SQL

# Mysqldump-u root-p [root_password] [database_name]> dumpfilename. sqlThe sugarcrm. SQL will contain drop table, create table and insert command for all the tables in the sugarcrm database. following is a partial output of sugarcrm. SQL, showing the dump information of accounts_contacts table:

The Code is as follows:

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-- -- Table structure for table 'accounts _ contacts' -- Drop table if exists 'accounts _ contacts '; SET @ saved_cs_client =@@ character_set_client; SET character_set_client = utf8; Create table 'accounts _ contacts '( 'Id' varchar (36) not null, 'Contact _ id' varchar (36) default NULL, 'Account _ id' varchar (36) default NULL, 'Date _ modified' datetime default NULL, 'Deleted' tinyint (1) not null default '0 ', Primary key ('id '), KEY 'idx _ account_contact '('account _ id', 'Contact _ id '), KEY 'idx _ contid_del_accid' ('Contact _ id', 'deleted', 'account _ id ') ) ENGINE = MyISAM default charset = utf8; SET character_set_client = @ saved_cs_client; -- -- Dumping data for table 'accounts _ contacts' -- Lock tables 'accounts _ contacts' WRITE; /*! 40000 alter table 'accounts _ contacts' disable keys */; Insert into 'accounts _ contacts' VALUES ('6ff90374-26d1-5fd8-b844-4873b2e42091 ', '11ba0239-c7cf-e87e-e266-4873b218a3f9 ', '503a06a8-0650-6fdd-22ae-4153b245ae53 ', '2017-07-23 05:24:30 ', 1 ), ('83126e77-eeda-f335-dc1b-4873bc805541 ', '7c525b1c-8a11-d803-94a5-4153bc4ff7d2 ', '80a6add6-81ed-0266-6db5-4153bc54bfb5 ', '2017-07-23 05:24:30', 1 ), ('4e800b97-c09f-7896-d3d7-48751d81d5ee ', 'f241c222-b91a-d7a9-f355-48751d6bc0f9 ', '2017-1f44-9f10-bdc4-48751db40009 ', '2017-07-23 05:24:30', 1 ), ('C94917ea-route 4-8430-e003-0000be0817f41 ', 'c564b7f3-2923-30b5-4861-0000be0f70cb3 ', 'C71eff65-b76b-cbb0-d31a-487be06e4e0b ', '2017-07-23 05:24:30', 1 ), ('7dab11e1-64d3-ea6a-c62c-performance17e4e41 ', '79d6f6e5-50e5-9b2b-034b-performance1dae5af ', '7b886f23-571b-595b-19dd-performance1eee867 ', '2017-07-23 05:24:30', 1 ); /*! 40000 alter table 'accounts _ contacts' enable keys */; Unlock tables;

Mysql mysqldump command for data export import click to view