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# test that add index keeps cardinality for older indexes
source include/have_tokudb.inc;
set default_storage_engine='tokudb';
disable_warnings;
drop table if exists tt;
enable_warnings;
set @save_use_stat_tables = @@use_stat_tables;
set @@use_stat_tables = COMPLEMENTARY;
create table tt (a int, b int, c int, primary key(a), key(b), key(c));
let $a=0;
while ($a < 500) {
eval insert into tt values ($a, $a, 0), ($a+1, $a, 0), ($a+2, $a, 0), ($a+3, $a, 0);
inc $a; inc $a; inc $a; inc $a;
}
select count(*) from tt;
# compute cardinality
show indexes from tt;
analyze table tt;
show indexes from tt;
# drop key b
alter table tt drop key b;
show indexes from tt;
# drop key c
alter table tt drop key c;
show indexes from tt;
# test that cardinality is persistent
flush tables;
show indexes from tt;
set @@use_stat_tables = @save_use_stat_tables;
drop table tt;
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