eval create table t1 (a bigint unsigned not null, primary key(a)) engine=$engine partition by key (a) ( partition pa1 max_rows=20 min_rows=2, partition pa2 max_rows=30 min_rows=3, partition pa3 max_rows=30 min_rows=4, partition pa4 max_rows=40 min_rows=2); show create table t1; insert into t1 values (18446744073709551615), (0xFFFFFFFFFFFFFFFE), (18446744073709551613), (18446744073709551612), (1), (2), (65535); --sorted_result select * from t1; select * from t1 where a=-2; delete from t1 where a=-2; --sorted_result select * from t1; select * from t1 where a=18446744073709551615; delete from t1 where a=18446744073709551615; --sorted_result select * from t1; drop table t1; eval create table t2 (a bigint unsigned not null, primary key(a)) engine=$engine partition by key (a) partitions 8; show create table t2; insert into t2 values (18446744073709551615), (0xFFFFFFFFFFFFFFFE), (18446744073709551613), (18446744073709551612); --sorted_result select * from t2; select * from t2 where a=18446744073709551615; delete from t2 where a=18446744073709551615; --sorted_result select * from t2; delete from t2; let $count=$maxrows; --echo $maxrows inserts; --disable_query_log begin; while ($count) { eval insert into t2 values ($count); dec $count; } commit; --enable_query_log select count(*) from t2; drop table t2; eval create table t3 (a bigint not null, primary key(a)) engine=$engine partition by key (a) partitions 7; show create table t3; insert into t3 values (9223372036854775807), (9223372036854775806), (9223372036854775805), (9223372036854775804), (-9223372036854775808), (-9223372036854775807), (1), (-1), (0); --sorted_result select * from t3; select * from t3 where a=9223372036854775806; delete from t3 where a=9223372036854775806; --sorted_result select * from t3; drop table t3;