Discussion Forums > Category: Database > Forum: Amazon Redshift > Thread: cannot drop table column because other objects depend on it Search Forum : Advanced search options cannot drop table column because other objects depend on it As you can see above in both PGAdmin and via the Postgres CLI you cannot remove a login role until all of the objects, which in this case are SELECT privileges, are remove. I tried In SQL Server, you cannot drop a table if it is referenced by a FOREIGN KEY constraint. #27267: Renaming a primary key fails with "cannot drop constraint on table because other objects depend on it" Reporter: Melvyn Sopacua | Owner: nobody Discussion Specifying CASCADE When Dropping a Table Author Date within 1 day 3 days 1 week 2 weeks 1 month 2 months 6 months 1 year of Examples: Monday, today, last week, Mar 26, 3/26/04 I cannot create a view with join which I thought was the best thing to do because of the other software that will read these tables. If a Schema has some objects in it, then you cannot drop that Schema until you remove all the objects out of it. Dropping two tables simultaneously. DROP TABLE products; NOTICE: constraint $1 on table orders depends on table products ERROR: Cannot drop table products because other objects depend on it Use DROP ... CASCADE to drop the dependent objects too. Msg 4922, Level 16, State 9, Line 47 ALTER TABLE ALTER COLUMN d failed because one or more objects access this column. Insufficient permissions: The user doesn't have the proper permissions to drop the object. では、その要因となっている(依存している)テーブルはどれになるんだろう？と言うのが当エントリのテーマです。 They effectively are just regular tables which get deleted after the session ends. I want to match col1 from table 1 to col1 from table2. Msg 3739, Level 11, State 1, Line 9 When we attempt to drop the table Orders, SQL Server alerts you to the dependency. ; Second, use the IF EXISTS option to conditionally delete schema only if it exists. # DROP TABLE people; psql: ERROR: cannot drop table people because other objects depend on it DETAIL: view mask.company depends on table people To effectively remove the table, it is necessary to add the CASCADE options so that the masking view will be dropped too: DROP TABLE people CASCADE; Limitations Only one schema You can change the schema owner to another database principal and drop the user like, Alter Authorization ON Schema::username TO DBO; Drop User username; The situation is pretty much the same if you execute the SQL Developer client: (The user must be an owner of the object or have admin permissions.) And you restricted your commands with IN SCHEMA public. Konu: [GENERAL] How to drop user if objects depend on it. Redshift - view table/schema dependencies. Object dependency: The table columns are being referred to by another view or table; Lock contention: A transaction is holding a lock on the object, which causes the drop operation to hang. You will likely encounter this when using foreign keys and deleting tables in the wrong order during regular development/staging operations, or when cleaning up an old data model in production. The following command set creates a FEEDBACK table and a BUYERS table and then drops both tables with a single command: This article provides a Transact-SQL script to drop foreign keys that can be helpful when you do not need to drop the child tables.Last Update: Microsoft SQL Server 2012 Great! To prove the point, the two below queries read identical data but one query uses the demo.recent_sales permanent table and the other uses the temp_recent_sales temporary table. Stitch is attempting to widen VARCHAR columns in Redshift and can't because a view is built on top of the table. There is nothing inherently wrong with using a temporary table in Amazon Redshift. If you want to delete schema only when it is empty, you can use the RESTRICT option. Table 1 say has col1, col2, col3 and table2 has col4, col5, col1. DROP TABLE public.xxxxxxxx; ERROR: cannot drop table xxxxxxxx because other objects depend on it HINT: Use DROP ... CASCADE to drop the dependent objects too. select * from information_schema.view_table_usage where table_schema='schemaname' and table_name='tablename'; Obtain the ddl of the dependent objects using below query. Database idd owner is role idd_owner Database has 2 data schemas: public and firma1. Hi! ERROR: cannot drop table authors because other objects depend on it DETAIL: constraint pages_author_id_fkey on table pages depends on table authors HINT: Use DROP ... CASCADE to drop the dependent objects too. Run the below sql to identify all the dependent objects on the table. tab: To script the objects the dropped table depends on, select them from the dependent objects list Go through the first two steps of the Synchronization wizard Cannot DROP the index 'Ven_UserDownload._dta_index_Ven_UserDownload_5_1229247434__K5' because it is not a statistics collection. In this syntax: First, specify the name of the schema from which you want to remove after the DROP SCHEMA keywords. However, please note how Oracle is not telling us what dependency is preventing us from dropping the table! Drop that clause to target the whole DB. Invalid operation: cannot drop table feedback because other objects depend on it. Check the table that should be recovered: Click the Synchronize button from the Home. Regarding this error: DROP TABLE a.b; Error: [Vertica][VJDBC](3128) ROLLBACK: DROP failed due to dependencies [Vertica][VJDBC]Detail: Cannot drop Table b because other objects depend on it SQLState: 2BV01 ErrorCode: 3128 How do you enumerate all dependencies for table b? [Customer] GO Msg 3729, Level 16, State 1, Line 1 Cannot DROP TABLE 'dbo.Customer' because it is being referenced by object 'Customer_NY'. It has only rights assigned to objects. Msg 5074, Level 16, State 1, Line 47 The statistics 'stats_test_st1' is dependent on column 'd'. It will drop the obsolete_leads table and the references/foreign keys to the other tables. Bold emphasis mine. a table), but it couldn’t be completed, usually due to other objects still depending on it. Solution / Work Around: To drop a table that participates in a view created with the SCHEMABINDING clause, … How to drop such user ? GitHub Gist: instantly share code, notes, and snippets. A request was sent to drop a specific database object (e.g. [table_name] column [column_name] because other objects depend on it. Django: Ticket #27267: Renaming a primary key fails with "cannot drop constraint on table because other objects depend on it" Dropping a foreign key from from a field should be done automatically if you convert the field to it's underlying datatype. User is not owner of any object. If an external database contains dependent objects such as tables, include the CASCADE option to drop the dependent objects as well. A request was sent to drop a specific database object (e.g. SQL state: 2BP01 When you drop an external database, the database is also dropped for any other external schemas associated with the database. You have to either drop the child tables before removing the parent table, or remove foreign key constraints.. User may have directly or indirectly assigned rights in this database and objects. 2.You will likely encounter this when using foreign keys and deleting tables in the wrong order during regular development/staging operations, or when cleaning up an old data model in production. The dropped table and any other objects that differ, if any, will be shown in the Results grid. To do this you can either issue REVOKE commands via the PostgreSQL CLI as shown below or you can use he script we wrote and noted in this article . ; Third, use CASCADE to delete schema and all of its objects, and in turn, all objects that depend on those objects. I have 2 tables. ERROR: cannot drop table SCHEMA.TABLE column type because other objects depend on it Hint: Use DROP ... CASCADE to drop the dependent objects too. DROP TABLE products; NOTICE: constraint orders_product_no_fkey on table orders depends on table products ERROR: cannot drop table products because other objects depend on it HINT: Use DROP ... CASCADE to drop the dependent objects too. DROP TABLE [dbo]. Version 0.1.2 We have been using PostgresToRedshift.update_tables method to copy tables from PG to Redshift every day since August 2017 and never had a problem. In other words they want duplictae columns in 2 tables but no view. Re: cannot drop table because other objects depend on it CASCADE won't remove the data in the other tables. エラーメッセージには役に立つヒントが含まれています。 Migrations: Need API to drop a foreign key constraint → Renaming a primary key fails with "cannot drop constraint on table because other objects depend on it" Thanks, please reopen if you are able to … ERROR: cannot drop table [schema_name]. Because REASSIGN OWNED does not affect objects within other databases, it is usually necessary to execute this command in each database that contains objects owned by a role that is to be removed. 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