text: -- analyze.test
  -- 
  -- execsql {
  --     CREATE INDEX t1i3 ON t1(a,b);
  --     ANALYZE main;
  --     SELECT * FROM sqlite_stat1 ORDER BY idx;
  -- }
  CREATE INDEX t1i3 ON t1(a,b);
  ANALYZE main;
  SELECT * FROM sqlite_stat1 ORDER BY idx;