Code review comment for lp:~percona-toolkit-dev/percona-toolkit/pt-fingerprint-broken-fingerprinting-of-specific-INSERT-REPLACE-queries-1289516

Size of duplicate full text indexes is reported as 0.

CREATE TABLE `ai5` (
  `id` int(11) NOT NULL,
  `c1` int(11) DEFAULT NULL,
  `c2` int(11) DEFAULT NULL,
  `c3` varchar(64) DEFAULT NULL,
  PRIMARY KEY (`id`),
  FULLTEXT KEY `c3` (`c3`),
  FULLTEXT KEY `c3_2` (`c3`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1

$ ./pt-duplicate-key-checker --verbose --tables=test.ai5
# ########################################################################
# test.ai5
# ########################################################################

# c3_2 (`c3`)
# PRIMARY (`id`)
# c3 (`c3`)

# c3_2 is a duplicate of c3
# Key definitions:
# FULLTEXT KEY `c3_2` (`c3`)
# FULLTEXT KEY `c3` (`c3`),
# Column types:
# `c3` varchar(64) default null
# To remove this duplicate index, execute:
ALTER TABLE `test`.`ai5` DROP INDEX `c3_2`;

# ########################################################################
# Summary of indexes
# ########################################################################

# Size Duplicate Indexes 0
# Total Duplicate Indexes 1
# Total Indexes 3