Search syntax tips. Provide feedback We read every piece of feedback, ... Alter table add new column in MYSQL #2704. Copy link. Labels. d: MySQL t: bug. Description. MENGKONGSEAN. opened on Mar 4, ...

ALTER TABLE `users` ADD `display_name` longtext NULL AS (CONCAT(last_name, ', ', first_name)); If I edit the generated script file and change the line to what is below, everything works correctly. No ...

To drop any columns in the new table, you can specify the DROP= data set option in the CREATE TABLE statement. The specified columns are dropped when the table is created. Indexes are not copied to ...