Αποτελέσματα Αναζήτησης
22 Φεβ 2017 · Using Exists statement to delete data from table: IF EXISTS(SELECT 1 FROM Your_table WHERE user_id = user_id) BEGIN DELETE FROM Your_table WHERE user_id= user_id END Delete table from database : IF EXISTS (SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = 'TheSchema' AND TABLE_NAME = 'TheTable') BEGIN --Your delete statement END
27 Απρ 2011 · When I try to drop a database I get the error "Cannot drop database "dbname" because it is currently in use". However, when I run sp_who2, there are definitely no sessions connected to this database. I've also set the database to single_user mode with rollback immediate. Why is this happening?
To remove an existing database from a SQL Server instance, you use the DROP DATABASE statement. The DROP DATABASE statement allows you to delete one or more databases with the following syntax: DROP DATABASE [ IF EXISTS ] database_name [,database_name2,...];
The SQL 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.
24 Ιουν 2021 · What I've been asking for, and for a very long time, is this: 1. DROP DATABASE IF EXISTS Sales WITH ROLLBACK IMMEDIATE; The ROLLBACK IMMEDIATE needs to be on the DROP DATABASE command, not on a separate ALTER command. Hopefully one day we'll get this.
The SQL DROP DATABASE IF EXISTS statement includes a condition to check whether the database exists before trying to delete it. If the database does not exist in the database system, the "DROP DATABASE IF EXISTS" statement does not raise an error, but it simply terminates without taking any action.
24 Μαΐ 2023 · This article describes how to delete a user-defined database in SQL Server by using SQL Server Management Studio or Transact-SQL. Prerequisites. Delete any database snapshots that exist on the database. For more information, see Drop a Database Snapshot (Transact-SQL). If the database is involved in log shipping, remove log shipping. If the ...
