5.6の情報だよ！
日々の覚書:
全文検索のテスト用にtweets.csvを食わせるSQL のMroonga用な部分をInnoDBに変えて(FTインデックスはまだ作らない)
mysql56> ALTER TABLE tweets ADD fts text NOT NULL, ADD FULLTEXT KEY (fts);
Query OK, 0 rows affected, 1 warning (0.20 sec)
Records: 0 Duplicates: 0 Warnings: 1
mysql56> SHOW WARNINGS;
+---------+------+--------------------------------------------------+
| Level | Code | Message |
+---------+------+--------------------------------------------------+
| Warning | 124 | InnoDB rebuilding table to add column FTS_DOC_ID |
+---------+------+--------------------------------------------------+
1 row in set (0.03 sec)
…
