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# Bug #60049 Verify that purge leaves no garbage in unique secondary indexes
# This test requires a fresh server start-up and a slow shutdown.
# This was a suspected bug (not a bug).

-- source include/not_embedded.inc
-- source include/have_innodb.inc
-- source include/have_innodb_16k.inc

-- disable_query_log
call mtr.add_suppression('\\[ERROR\\] InnoDB: Table `mysql`.`innodb_(table|index)_stats` not found');
call mtr.add_suppression('\\[ERROR\\] InnoDB: Fetch of persistent statistics requested for table `mysql`.`gtid_executed`');

let $create1 = query_get_value(SHOW CREATE TABLE mysql.innodb_table_stats, Create Table, 1);
let $create2 = query_get_value(SHOW CREATE TABLE mysql.innodb_index_stats, Create Table, 1);
DROP TABLE mysql.innodb_index_stats;
DROP TABLE mysql.innodb_table_stats;
-- enable_query_log

CREATE TABLE t(a INT)ENGINE=InnoDB STATS_PERSISTENT=0;
RENAME TABLE t TO u;
DROP TABLE u;
SELECT @@innodb_fast_shutdown;
let $MYSQLD_DATADIR=`select @@datadir`;

--source include/shutdown_mysqld.inc

# Check the tail of ID_IND (SYS_TABLES.ID)
let IBDATA1=$MYSQLD_DATADIR/ibdata1;
perl;
my $file = $ENV{'IBDATA1'};
open(FILE, "<$file") || die "Unable to open $file";
# Read DICT_HDR_TABLE_IDS, the root page number of ID_IND (SYS_TABLES.ID).
seek(FILE, 7*16384+38+36, 0) || die "Unable to seek $file";
die unless read(FILE, $_, 4) == 4;
my $sys_tables_id_root = unpack("N", $_);
print "Last record of ID_IND root page ($sys_tables_id_root):\n";
# This should be the last record in ID_IND. Dump it in hexadecimal.
seek(FILE, $sys_tables_id_root*16384 + 152, 0) || die "Unable to seek $file";
read(FILE, $_, 32) || die "Unable to read $file";
close(FILE);
print unpack("H*", $_), "\n";
EOF

--source include/start_mysqld.inc

-- disable_query_log
USE mysql;
eval $create1;
eval $create2;