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Current File : /home/usr.opt/mysql57/mysql-test/suite/ndb/t/ndb_hidden_pk.test

# 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

-- source include/have_ndb.inc

--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings

#
# ndb_hidden_pk.test
# Test use of tables with hidden primary key
#

# Bag of nullable ints
CREATE TABLE t1 (
  attr1 INT
) ENGINE=ndbcluster;

insert into t1 values (0), (1), (2), (3), (4), (1), (1), (1), (2), (2), (2), (3), (3), (3), (NULL), (NULL), (NULL);

# all
select * from t1 order by attr1;

# many
select * from t1 where attr1 = 1;

# many NULLs
select * from t1 where attr1 IS NULL;

# one
select * from t1 where attr1 = 4;

# none
select * from t1 where attr1 = 1000;

# Single value update
update t1 set attr1=7 where attr1=4;
select * from t1 order by attr1;


# Multi value update
update t1 set attr1=10 where attr1=1;
select * from t1 order by attr1;

# Multi NULL value update
update t1 set attr1=20 where attr1 IS NULL;
select * from t1 order by attr1;

# Put them back...
update t1 set attr1=NULL where attr1=20;
select * from t1 order by attr1;

# Single value delete
delete from t1 where attr1=0;
select * from t1 order by attr1;


# Multi value delete
delete from t1 where attr1 IS NULL;
select * from t1 order by attr1;


drop table t1;


# Hidden primary key and blob only
CREATE TABLE t1 (
  b blob
) ENGINE=ndbcluster;

insert into t1 values (NULL), (NULL), ('Something'), (''), (REPEAT('Lots', 2000));

# all
select * from t1 order by b;

# many null
select * from t1 where b IS NULL;

# one
select * from t1 where b='Something';

# large
select count(*) from t1 where b=REPEAT('Lots', 2000);

# none
select * from t1 where b='Imaginary';

drop table t1;


# Unique index instead of PK
#
CREATE TABLE t1 (
  a int,
  b int, 
  UNIQUE(a)
) ENGINE=NDBCLUSTER;


insert into t1 values (NULL, NULL), (NULL, NULL), (NULL, 1), (1, 1), (2, 2), (3, 3);

# select all
select * from t1 order by a, b;

# select many null
select * from t1 where a IS NULL order by b;

# select one
select * from t1 where a=2;

# select none
select * from t1 where a=10;

# update none
update t1 set b=12 where a=12;
select * from t1 order by a, b;

# update one
update t1 set b=4 where a=3;
select * from t1 order by a, b;

# update many
update t1 set b=2 where a=1;
select * from t1 order by a, b;

# update many null
update t1 set b=14 where a IS NULL;
select * from t1 order by a,b;

# Bug # 37516 had problems with delete via unique index
# on table with hidden PK
# delete none
delete from t1 where a = 999;
select * from t1 order by a, b;

# delete one
delete from t1 where a=3;
select * from t1 order by a, b;

# delete many null
delete from t1 where a IS NULL;
select * from t1 order by a, b;

drop table t1;

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