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SELECT * FROM sysobjects WHERE id = object_id(N'function_name') AND xtype IN (N'FN', N'IF', N'TF') DROP FUNCTION function_name. If you want to avoid the sys* tables, you could instead do (from here in example A): DROP FUNCTION function_name.
3 Σεπ 2024 · Removes one or more user-defined functions from the current database. User-defined functions are created by using CREATE FUNCTION and modified by using ALTER FUNCTION . The DROP function supports natively compiled, scalar user-defined functions.
18 Σεπ 2024 · SQL DROP DATABASE IF EXISTS. To avoid any error while running the DROP DATABASE command use the IF EXISTS clause, which will delete the database only if it exists in the system. Syntax. DROP DATABASE IF EXISTS Database_Name; Important Points About SQL DROP DATABASE Statement
22 Αυγ 2016 · Create new database object. The new DROP IF EXISTS syntax replaces the old block of code that used system catalog views to determine the existence of an object. Basically, the new syntax combines steps one and two into a smaller set of code to produce the same results.
To remove an existing user-defined function created by the CREATE FUNCTION statement, you use the DROP FUNCTION statement as follows: DROP FUNCTION [ IF EXISTS ] [ schema_name. ] function_name; Code language: SQL (Structured Query Language) (sql) In this syntax: IF EXISTS. The IF EXISTS option allows you to drop the function only if it exists.
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,...];
24 Ιαν 2024 · To drop a database via T-SQL syntax (i.e. DROP DATABASE database_name), configure the database name in the @DatabaseName variable and run the SQL commands below. It will kill any connections, delete backup history, and drop the database including tables, indexes, primary keys, foreign keys, stored procedures, functions, views, etc.
