How do I drop a column with object dependencies in SQL Server 2008?
Did you try first: ALTER TABLE <tablename> DROP CONSTRAINT defEmptyString; ?
Did you try first: ALTER TABLE <tablename> DROP CONSTRAINT defEmptyString; ?
Taken from the PostgreSQL documentation on ALTER DEFAULT PRIVILEGES, Notes section: If you wish to drop a role for which the default privileges have been altered, it is necessary to reverse the changes in its default privileges or use DROP OWNED BY to get rid of the default privileges entry for the role. Another worthy … Read more
In SQL Server Management Studio, go to Options / SQL Server Object Explorer / Scripting, and enable ‘Generate script for dependent objects’. Then right click the table, script > drop to > new query window and it will generate it for you.
Why not just do this instead? USE master; Go SELECT ‘DROP DATABASE [‘+ name + ‘]’ FROM sys.databases WHERE name like ‘_database_name_%’; GO Capture the output of that resultset and then paste it into another query window. Then run that. Why write all this TSQL cursor code? “When you have a hammer, everything looks like … Read more
The error message pops up when none of the schemas in your search_path can be found. Either it is misconfigured. What do you get for this? SHOW search_path; Or you deleted the public schema from your standard system database template1. You may have been connected to the wrong database when you ran drop schema public … Read more
You can use prepared statements – SET @tables = NULL; SELECT GROUP_CONCAT(‘`’, table_schema, ‘`.`’, table_name,’`’) INTO @tables FROM information_schema.tables WHERE table_schema=”myDatabase” AND table_name LIKE BINARY ‘del%’; SET @tables = CONCAT(‘DROP TABLE ‘, @tables); PREPARE stmt1 FROM @tables; EXECUTE stmt1; DEALLOCATE PREPARE stmt1; It will generate and execute a statement like this – DROP TABLE myDatabase.del1, … Read more
Microsoft recommended using the object_id() function, like so: IF EXISTS (select * from dbo.sysobjects where id = object_id(N'[dbo].[YourProcedure]’) and OBJECTPROPERTY(id, N’IsProcedure’) = 1) DROP PROCEDURE [dbo].[YourProcedure] GO . object_id() helps resolve owner conflicts. If you do SELECT name FROM sysobjects WHERE name=”my_procedure” , you may see many different procedures with the same name — all … Read more
In Oracle when dropping a table all table indexes and domain indexes are dropped any triggers defined on the table are dropped if table is partitioned, any corresponding local index partitions are dropped if the table is a base table for a view or if it is referenced in a stored procedure, function, or package, … Read more
Yes, it does. However, if you have foreign key constraints such as RESTRICT that ensure referential integrity with other tables, you’ll want to drop those keys prior to dropping or truncating a table.