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SQLize.online is a free online SQL environment for quickly running, experimenting with and sharing code.
You can run your SQL code on top of the most popular RDBMS including MySQL, MariaDB, SQLite, PostgreSQL, Oracle and Microsoft SQL Server.
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Use master GO DECLARE @dbname VARCHAR(50) DECLARE @statement NVARCHAR(max) DECLARE db_cursor CURSOR LOCAL FAST_FORWARD FOR SELECT name FROM MASTER.dbo.sysdatabases WHERE name NOT IN ('master','model','msdb','tempdb') OPEN db_cursor FETCH NEXT FROM db_cursor INTO @dbname WHILE @@FETCH_STATUS = 0 BEGIN SELECT @statement = 'use '+@dbname +';'+ 'CREATE USER [xcatuser] FOR LOGIN [xcatuser]; EXEC sp_addrolemember N 'db_datareader',[xcatuser] exec sp_executesql @statement FETCH NEXT FROM db_cursor INTO @dbname END CLOSE db_cursor DEALLOCATE db_cursor
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