Use the RENAME TABLE command to rename a table: RENAME TABLE. Start by logging into the MySQL shell: mysql -u -p This can be less intimidating than running a script, but time-consuming. If you have a very small database, you can move the tables manually.
MYSQL RENAME COLUMN PASSWORD
Provide your password in the script to avoid having to enter it for each cycle.ģ. The script above cycles through each table in the database and renames it. 'show tables' | while read table do mysql -u -p Use a script to rename all the tables in the database: mysql -u -p -sNe Replace with the database username, and with the password for that account. Start by creating a new database: mysql -u -p create It can be used to create a new database, then rename each table from the old database to the new database.ġ.
The InnoDB storage engine is a feature included in all versions of MySQL since MySQL 5.5. However, it can help you keep a clean database environment. Delete the old MySQL database name (optional): mysqladmin -u -p drop Import the dump file into the new database you created: mysql -u -p <.
MYSQL RENAME COLUMN SERIES
If you wish to check out more articles on the market’s most trending technologies like Artificial Intelligence, DevOps, Ethical Hacking, then you can refer to Edureka’s official site.ĭo look out for other articles in this series which will explain the various other aspects of SQL.ġ.Note: Make sure the database name isn’t already in use.Ĥ. I hope you guys enjoyed this article and understood all the differences.
Now with this, we come to an end of this comparison on SQL vs NoSQL. Now, if you execute the below query to see the details in the table ListOfBooks, you will see the following output: Syntax: ALTER TABLE OldTableName RENAME TO NewTableName Įxample: ALTER TABLE Books RENAME TO ListOfBooks To rename a table name, you can use the RENAME command in SQL, in the following manner:
MYSQL RENAME COLUMN HOW TO
Now, that you have understood how to rename a column name in various databases, let us see how you can rename a table name. The resulting output will be the same as that for the above queries. sp_rename 'Books.BID', 'BooksID', 'COLUMN' Write a query to rename the column name “BID” to “BooksID”. Syntax sp_rename 'TableName.OldColumnName', 'New ColumnName', 'COLUMN' In MS SQL Server, you have to use the stored procedure called sp_rename. The process of renaming column name is MS SQL Server is different when compared to the other databases. On executing this query, you will see the output the same as the above output. ALTER TABLE Books CHANGE COLUMN BID BooksID INT Syntax ALTER TABLE TableName CHANGE COLUMN OldColumnName NewColumnName Data Type You can also use the CHANGE keyword to rename a column name as follows: But, before that, let us consider the following table to understand all the examples: Let us understand how to use this command in different databases. It is also used to change the table to a new table name. This command is used to change the name of a column to a new column name. So, let us understand how to use the RENAME command in SQL. One such manipulation, which is quite popular in databases is renaming the column name in SQL. In SQL, there are various statements/ commands used to manipulate data. If you wish to know more about the basics of SQL in-depth, you can refer to the article on SQL Basics. It is based on the English language and is designed in a way to easily retrieve, manipulate, and access the data. SQL or most commonly known as SEQUEL is a Structured Query Language used for managing and accessing the databases.
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