text: -- Test changing the type of a column without altering the column count or names.
  -- In this case, we changed col2 from a varchar(10) to a varchar(15).
  
  {{ config(materialized='snowflake_timetravel_table') }}
  
  select 1::int as col1, 'new'::varchar(15) as col2, 'values'::varchar(20) as col3
  union all
  select 2, 'new', 'values'
  