You need to modify your INSERT statement so there are the same number of columns as there are values. For example: INSERT INTO suppliers (supplier_id, supplier_name) VALUES (1000, 'Microsoft'); This error can also occur when your subquery in the WHERE clause returns too many columns. For...
You need to modify your INSERT statement so there are the same number of columns as there are values. For example: INSERT INTO suppliers (supplier_id, supplier_name) VALUES (1000, 'Microsoft'); This error can also occur when your subquery in the WHERE clause returns too many columns. For...