CREATE TABLE memos (
  content text
);
CREATE INDEX pgroonga_index ON memos USING pgroonga (content);

BEGIN TRANSACTION;
CREATE TABLE memos_prepared (
  content text
);
CREATE INDEX pgroonga_index_prepared ON memos_prepared USING pgroonga (content);
PREPARE TRANSACTION 'memo';
VACUUM;
COMMIT PREPARED 'memo';
VACUUM;

DROP TABLE memos_prepared;
DROP TABLE memos;
