What is Mysqldump?

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What is Mysqldump?

Mysqldump is a command-line utility that is used to generate the logical backup of the MySQL database. It produces the SQL Statements that can be used to recreate the database objects and data. The command can also be used to generate the output in the XML, delimited text, or CSV format.

How do I use Mysqldump to create a copy of a database?

To copy a MySQL database, you need to follow these steps:

  1. First, create a new database using CREATE DATABASE statement.
  2. Second, export all the database objects and data of the database from which you want to copy using mysqldump tool.
  3. Third, import the SQL dump file into the new database.
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How do I dump all MySQL databases?

To create a backup of all MySQL server databases, run the following command:

  1. mysqldump –user root –password –all-databases > all-databases.sql.
  2. mysql –user root –password mysql < all-databases.sql.
  3. mysql –user root –password [db_name] < [db_name].sql.
  4. select @@datadir;

Can I restore a single table from a full MySQL Mysqldump file?

You can try to use sed in order to extract only the table you want. This will copy in the file mytable. dump what is located between CREATE TABLE mytable and the next CREATE TABLE corresponding to the next table. You can then adjust the file mytable.

What is single transaction in Mysqldump?

The –single-transaction flag will start a transaction before running. Rather than lock the entire database, this will let mysqldump read the database in the current state at the time of the transaction, making for a consistent data dump.

Where is Mysqldump?

root/bin directory
The mysqldump tool is located in the root/bin directory of the MySQL installation directory.

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How copy MySQL command line?

First you start by selecting the window with the command line. This can be done by alt + tab . Then when the command line windows is active you can paste the content of your clipboard with: alt + space Then go trough the menu with e and then p . The letters will dependent on the language from your windows OS.

How do I run Mysqldump on Windows?

Create a dump of your current mysql database or table (do not include the bracket symbols [ ] in your commands).

  1. Run the mysqldump.exe program using the following arguments:
  2. mysqldump.exe –e –u[username] -p[password] -h[hostname] [database name] > C:\[filename].sql.

How do I backup and restore a single table in MySQL?

MySQL Workbench allows you to make a backup of a single database table using the visual editor. To do this, go to the Server Administration, open the database and select the Data Dump. Click on your database and select a table from the list that you want to back up.

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How do I restore a specific table in MySQL?

How to restore a single table in MySQL

  1. Locate backup. cd /home/r1softtemp/
  2. Create temporarydatabase so we canimport what we need. mysql.
  3. Import yesterdays backup. mysql TEMP_SAU < cpmove-business/mysql/business_db.sql.
  4. Dump just the table we need.
  5. Import just that table into thelive database.
  6. Clean up after yourself.

What is — single transaction?

single transaction means any transaction conducted without or outside a Business Relationship.