SELECT usename FROM pg_user WHERE usesuper = 'true' You can also see all the superusers who have permissions to Alter table by running the following query: =Query to see superusers= How would you alter a table to add this as a new column Reply Rakesh G Augat 12:21 PM You cannot default the new column to uuid (Redshift doesnt allow udf as default). LEFT JOIN pg_tablespace t ON t.oid = c.reltablespace LEFT JOIN pg_namespace n ON n.oid = c.relnamespace , CASE WHEN c.relkind = 'v' THEN 'view' ELSE 'table' END The stvlocks table will indicate any transactions that have. , pg_get_userbyid(c.relowner) AS table_owner If your cluster has a suspiciously long-running update, it may be in a deadlocked transaction.
The table definition for these examples is as follows. Below, you can find a set of examples demonstrating this approach. To see all the table owners, the AND section of the WHERE clause can be removed. You can alter the compression encoding of a column. Kindly note that in this example, the 'sales' table is used. As of now, you can alter Redshift table to increase the size of varchar column. Redshift support many data types to store data into Redshift table. Therefore, to see the users with alter table permissions for a specific table, there is need to determine the owner of that specific table by running the following command: FebruRedshift 4 mins read Amazon Redshift handles petabytes of data without any resource contention. According to our documentation, "The right to modify or destroy an object is always the privilege of the owner only.". That is, only the owner of the table, the schema owner, or a superuser can Alter a table. This is because, determining whether or not a user can alter a table, works in a similar way to that were one determines whether or not a given user can drop a table. tl dr: alter table can be run by those, and only those, who can drop table.
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