Αποτελέσματα Αναζήτησης
26 Σεπ 2016 · DROP USER IF EXISTS 'foo'@'localhost'; DROP USER IF EXISTS 'foo'@'%'; DROP DATABASE IF EXISTS foobar; As mentioned below: the user if not exists only works on mysql 5.7 and higher. Do not use the create user syntax below 5.7, but change the grant statement to:
DROP {DATABASE | SCHEMA} [IF EXISTS] db_name. DROP DATABASE drops all tables in the database and deletes the database. Be very careful with this statement! To use DROP DATABASE, you need the DROP privilege on the database. DROP SCHEMA is a synonym for DROP DATABASE.
The MySQL DROP DATABASE Statement. The DROP DATABASE statement is used to drop an existing SQL database. Syntax. DROP DATABASE databasename; Note: Be careful before dropping a database. Deleting a database will result in loss of complete information stored in the database! DROP DATABASE Example.
25 Ιαν 2024 · mysql> DROP DATABASE IF EXISTS databasename; mysql> SHOW DATABASES; Notes: Dropping a database with this command is irreversible and should only be done when you are certain of the decision. Use the IF EXISTS option to prevent errors in case the database does not exist.
DROP DATABASE [IF EXISTS] database_name; Code language: SQL (Structured Query Language) (sql) In this statement, you specify the name of the database which you want to delete after the DROP DATABASE keywords. If you drop a database that does not exist, MySQL will issue an error.
DROP DATABASE drops all tables in the database and deletes the database. Be very careful with this statement! To use DROP DATABASE, you need the DROP privilege on the database. DROP SCHEMA is a synonym for DROP DATABASE.
The following shows the syntax of the DROP DATABASE statement: DROP DATABASE [IF EXISTS] database_name; In this statement, you specify the name of the database which you want to delete after the DROP DATABASE keywords. If you try to drop a database that does not exist, MySQL will show an error.
