text: -- @Description Ensures that alter table during reindex operations on GiST index is ok
  -- 
  
  DELETE FROM reindex_heap_gist  WHERE id < 128;
  1: BEGIN;
  1: REINDEX index idx_gist_reindex_heap;
  2&: alter table reindex_heap_gist alter column owner  type char(255);
  1: COMMIT;
  2<:
  2: COMMIT;
  3: insert into reindex_heap_gist (id, owner, description, property, poli, target) values(1500, 'user1500' , 'Testing GiST Index', '((3, 1300), (33, 1330))','( (22,660), (57,650), (68, 660) )', '( (76, 76), 76)'); 
  3: SELECT COUNT(*) FROM reindex_heap_gist WHERE id = 1500;
  3: SELECT 1 AS relfilenode_same_on_all_segs from gp_dist_random('pg_class')   WHERE relname = 'idx_gist_reindex_heap' GROUP BY relfilenode having count(*) = (SELECT count(*) FROM gp_segment_configuration WHERE role='p' AND content > -1);
  
  