text: create table if not exists split (
  	_id integer primary key autoincrement,
  	transaction_id integer not null,
  	category_id integer not null,
  	amount integer not null,
  	note text
  );
  
  create index if not exists split_txn_idx ON split (transaction_id);
  
  create index if not exists split_cat_idx ON split (category_id);