-- source include/have_ndb.inc
-- source suite/ndb/include/backup_restore_setup.inc

# bug#16285826 - NDB_RESTORE -M DOES NOT RESTORE FK CONSTRAINTS
-- echo # bug#16285826

create table t1 (
  a1 int primary key
) engine ndb;

insert into t1 (a1) values
  (1),(2),(3),(4),(5),(6),(7),(8),(9);

create table t2 (
  a2 int primary key auto_increment,
  b2 int not null,
  key xb2 (b2),
  constraint fkb2a1 foreign key (b2) references t1 (a1)
) engine ndb;

-- echo # TEST: basic meta

-- source ndb_fk_restore.inc

-- echo # TEST: basic data

insert into t2 (b2) select x.a1 from t1 x,t1 y;
-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2) values (10);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where a1 = 1;

# t1 fragment may be restored before t2 fragment but in MTR
# there are two fragments so likely FK disable is required

-- source ndb_fk_restore.inc

-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2) values (10);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where a1 = 1;

-- echo # TEST: child part key

drop table t2;

create table t2 (
  a2 int primary key auto_increment,
  b2 int not null,
  c2 int not null,
  key xb2c2 (b2,c2),
  constraint fkb2a1 foreign key (b2) references t1 (a1)
) engine ndb;

insert into t2 (b2,c2) select x.a1,99 from t1 x,t1 y;
-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2,c2) values (10,99);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where a1 = 1;

-- source ndb_fk_restore.inc

-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2,c2) values (10,99);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where a1 = 1;

-- echo # TEST: column order

drop table t2,t1;

create table t1 (
  a1 int primary key,
  b1 int not null,
  c1 int not null,
  unique key (b1,c1) using hash
) engine ndb;

insert into t1 (a1,b1,c1) values
  (1,11,12),(2,21,22),(3,31,32),(4,41,42),(5,51,52),(6,61,62);

create table t2 (
  a2 int primary key auto_increment,
  b2 int not null,
  c2 int not null,
  key xb2c2 (b2,c2),
  constraint fkb2c2c1b1 foreign key (b2,c2) references t1 (c1,b1)
) engine ndb;

insert into t2 (b2,c2) select x.c1,x.b1 from t1 x,t1 y;
-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2,c2) values (61,62);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where b1=61 and c1=62;

-- source ndb_fk_restore.inc

-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2,c2) values (61,62);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where b1=61 and c1=62;

-- echo # TEST: disable indexes

-- let $disable_indexes=1
-- source ndb_fk_restore.inc

-- echo # TEST: rebuild indexes meta

# previous tables are unusable via mysql
drop table t2, t1;

create table t1 (
  a1 int primary key,
  b1 int not null,
  c1 int not null,
  unique key (b1,c1) using hash
) engine ndb;

create table t2 (
  a2 int primary key auto_increment,
  b2 int not null,
  c2 int not null,
  key xb2c2 (b2,c2),
  constraint fkb2c2c1b1 foreign key (b2,c2) references t1 (c1,b1)
) engine ndb;

-- let $rebuild_indexes=1
-- source ndb_fk_restore.inc

-- echo # TEST: rebuild indexes data

# there may be a bug with add FK and reversed column order

alter table t2 algorithm=inplace,
  drop foreign key fkb2c2c1b1;
alter table t2 algorithm=inplace,
  add constraint fkb2c2b1c1 foreign key (b2,c2) references t1 (b1,c1);

insert into t1 (a1,b1,c1) values
  (1,11,12),(2,21,22),(3,31,32),(4,41,42),(5,51,52),(6,61,62);

insert into t2 (b2,c2) select x.b1,x.c1 from t1 x,t1 y;
-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2,c2) values (62,61);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where b1=61 and c1=62;

-- let $rebuild_indexes=1
-- source ndb_fk_restore.inc

-- error ER_NO_REFERENCED_ROW_2
insert into t2 (b2,c2) values (62,61);
-- error ER_ROW_IS_REFERENCED_2
delete from t1 where b1=61 and c1=62;

drop table t2, t1;

-- echo #
-- echo # BUG#18560951 NDB_RESTORE INCLUDES FK FOR ALL DATABASES WHEN USING --INCLUDE-* OR --EXCLUDE
-- echo #

-- echo # create database db1 with tables t1,t2
create database db1;

create table db1.t1 (
  a1 int primary key
) engine ndb;

create table db1.t2 (
  a1 int,
  foreign key fk1(a1) references t1(a1)
) engine ndb;

-- echo # create database db2 with table tb1

create database db2;

create table db2.t1 (
  a1 int primary key
) engine ndb;

-- echo # take backup and drop the tables
--source include/ndb_backup.inc
drop table db1.t2, db1.t1, db2.t1;

-- echo # now try restoring only the database db2
--exec $NDB_RESTORE -b $the_backup_id -n 1 -m -r --include-databases=db2 --print --print_meta $NDB_BACKUPS-$the_backup_id >> $NDB_TOOLS_OUTPUT

-- echo # verify the tables present
--disable_warnings
show create table db2.t1;
--enable_warnings
drop table db2.t1;

-- echo # restore particular table and check for fk problem
--exec $NDB_RESTORE -b $the_backup_id -n 1 -m -r --include-tables=db1.t1,db2.t1 --print --print_meta $NDB_BACKUPS-$the_backup_id >> $NDB_TOOLS_OUTPUT

-- echo # verify the tables present
--disable_warnings
show create table db1.t1;
show create table db2.t1;
--enable_warnings
drop table db1.t1, db2.t1;

--echo # verify that restoring table with FK whose parent doesn't exist, fails
--error 1
--exec $NDB_RESTORE -b $the_backup_id -n 1 -m -r --skip-core-file --include-tables=db1.t2 --print --print_meta $NDB_BACKUPS-$the_backup_id >> $NDB_TOOLS_OUTPUT

--echo # cleanup
drop database db1;
drop database db2;

--source suite/ndb/include/backup_restore_cleanup.inc
--remove_file $NDB_TOOLS_OUTPUT