text: UPDATE t1 SET c=%s  WHERE a=%s
  SELECT name FROM sqlite_master WHERE type='table'
  SELECT * FROM sqlite_master WHERE type = 'index';
  INSERT INTO t1 VALUES(%s,%s,'%s')
  CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100))
  INSERT INTO t1 VALUES(?,?,?)
  SELECT rowid,%s FROM %s
  CREATE INDEX i3 ON t1(a)
  