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Sql delete column
and mysql
sql server delete column
ALTER TABLE Customers
DROP COLUMN ContactName;
sql delete column
Deletes a column from a table.
Example: Removes the first_name column from the users table.
ALTER TABLE users
DROP COLUMN first_name
alter table delete column
ALTER TABLE "table_name" DROP "column_name";
mysql drop column
ALTER TABLE `claims_user_settings` DROP COLUMN `super_user`;
sql delete all values in a column
UPDATE TableName SET ColumnName = NULL
alasql delete column
var data = [{a:1,b:10},{a:2,b:20}];
var res = alasql('SELECT * REMOVE COLUMN b FROM ?',[data]);
// returns [{a:!},{a:2}]