DEFINE DATABASE
statement
The DEFINE DATABASE
statement allows you to instantiate a named database, enabling you to specify security and configuration options.
Requirements
- You must be authenticated as a root or namespace user before you can use the
DEFINE DATABASE
statement. - You must select your namespace before you can use the
DEFINE DATABASE
statement.
Statement syntax
SurrealQL SyntaxDEFINE DATABASE [ IF NOT EXISTS ] @name [ COMMENT @string ]
Example usage
Below shows how you can create a database using the DEFINE DATABASE statement.
-- Specify the namespace for the database
USE NS abcum;
-- Define database
DEFINE DATABASE app_vitalsense;
Using IF NOT EXISTS
clause Since 1.3.0
The IF NOT EXISTS
clause can be used to define a database only if it does not already exist. If the database already exists, the DEFINE DATABASE
statement will return an error.
-- Create a DATABASE if it does not already exist
DEFINE DATABASE IF NOT EXISTS app_vitalsense;