How do I drop multiple tables in a single query?
You can drop one or more tables by using the DROP TABLE command, which can be executed from the Analyze page or any connected SQL client. To drop a single table, enter DROP TABLE “S”. “X” , where S is the schema and X is the table name. To drop several tables, enter DROP TABLE “S”.
How do I drop all triggers?
max_allowed_packet; — select all the triggers and build the `DROP TRIGGER` SQL — replace with your schema name (e.g. your database name) SELECT GROUP_CONCAT(sql_string SEPARATOR ‘\n’) FROM ( SELECT CONCAT(‘DROP TRIGGER IF EXISTS `’, TRIGGER_NAME, ‘`;’) AS sql_string,’1′ FROM information_schema.
How many triggers can be dropped in a single command?
A single SQL statement can potentially fire up to four types of triggers: BEFORE row triggers. BEFORE statement triggers.
How do I drop all tables at once in SQL?
If you want to use only one SQL query to delete all tables you can use this: EXEC sp_MSforeachtable @command1 = “DROP TABLE ?” This is a hidden Stored Procedure in sql server, and will be executed for each table in the database you’re connected.
How to drop or delete all triggers in SQL Server?
The below code can be used to drop all the triggers on all the tables you have created in a SQL Server database. Before you go ahead and run this script, please make sure you have chosen correct database and server as it will delete all the triggers from chosen SQL Server Database.
How to drop a trigger defined with database scope?
To drop a DDL trigger defined with server scope (ON ALL SERVER) or a logon trigger requires CONTROL SERVER permission in the server. To drop a DDL trigger defined with database scope (ON DATABASE) requires ALTER ANY DATABASE DDL TRIGGER permission in the current database.
How to drop all constraints, triggers, and constraints?
This will, of course, drop all constraints, triggers etc., everything but the stored procedures. For the stored procedures I’m afraid you will need another stored procedure stored in master. I’d do it in two statements: DROP DATABASE ???
How to drop a trigger from a stored procedure?
Attempting to drop a trigger from a stored procedure will fail. I’m guessing this happens because a variable can only hold a string and drop trigger requires a trigger name (not a string containing a trigger name): How to drop trigger in store procedure? They both reach the same conclusion that even using a stored procedure will not help.