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# The include statement below is a temp one for tests that are yet to #be ported to run with InnoDB, #but needs to be kept for tests that would need MyISAM in future. --source include/force_myisam_default.inc # # Testing' alter table partition by key' with concurrent dml. # --source include/not_embedded.inc --source include/have_multi_ndb.inc connect (j1,localhost,root,,test); connect (j2,localhost,root,,test); connect (j3,localhost,root,,test); connect (j4,localhost,root,,test); connect (ddl,localhost,root,,test); connection ddl; call mtr.add_suppression(".*NDB_SHARE.*Moving away for safety, but possible memleak"); use test; create table parent(a int primary key, b int, key(b)) engine=ndb; create table child(a int primary key, b int) engine=ndb; insert into parent values (1,1), (2,2), (3,3), (4,4); insert into parent select a+4, b+4 from parent; insert into parent select a+8, b+8 from parent; insert into parent select a+16, b+16 from parent; insert into parent select a+32, b+32 from parent; insert into parent select a+64, b+64 from parent; insert into parent select a+128, b+128 from parent; insert into parent select a+256, b+256 from parent; insert into parent select a+512, b+512 from parent; insert into parent select a+1024, b+1024 from parent; insert into parent select a+2048, b+2048 from parent; insert into parent select a+4096, b+4096 from parent; insert into child select * from parent; connection j1; set ndb_join_pushdown = false; explain select count(*) from parent join child on (parent.b = child.a) where parent.b > 5; --disable_query_log delimiter %; create procedure queryload (seconds int) begin set @x=time_to_sec(current_time()) + seconds; set ndb_join_pushdown = false; repeat select count(*) from parent join child on (parent.b = child.a) where parent.b > 5; until @x <= time_to_sec(current_time()) end repeat; end% delimiter ;% --enable_query_log --echo Starting engines... connection j1; send call queryload(10); connection j2; send call queryload(10); connection j3; send call queryload(10); connection j4; send call queryload(10); sleep 3; connection server2; --echo Beginning alter table child partition by key(a) partitions 4; alter table child partition by key(a) partitions 4; --echo Completed. connection j1; --disable_result_log --error 0,ER_NO_SUCH_TABLE,ER_TABLE_DEF_CHANGED reap; --enable_result_log connection j2; --disable_result_log --error 0,ER_NO_SUCH_TABLE,ER_TABLE_DEF_CHANGED reap; --enable_result_log connection j3; --disable_result_log --error 0,ER_NO_SUCH_TABLE,ER_TABLE_DEF_CHANGED reap; --enable_result_log connection j4; --disable_result_log --error 0,ER_NO_SUCH_TABLE,ER_TABLE_DEF_CHANGED reap; --enable_result_log connection ddl; --echo Ending test. Droping table parent drop table parent; drop table child; drop procedure queryload;