How to change the default value and to alter a column in sql?

Question

I got an error while setting up a new default value and to alter a column's data type:

ERROR 1064 (42000): You have an error in your SQL syntax;

What can be the solution can anyone suggest?

Answer 1

Hi,

You can try this:

ALTER TABLE foobar_data CHANGE COLUMN col col VARCHAR(255) NOT NULL DEFAULT '{}';

It should work.