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Commit de837a01 authored by magnus@neptunus.(none)'s avatar magnus@neptunus.(none)
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Added test(s) for auto discover of frm file

parent 43708207
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mysql-test/r/ndb_autodiscover.result 0 → 100644
View file @ de837a01
drop table if exists t1,t2,t3,t4,t5,t6,t9;
flush status;
create table t1(
id int not null primary key,
name char(20)
) engine=ndb;
insert into t1 values(1, "Autodiscover");
flush tables;
select * from t1;
id name
1 Autodiscover
show status like 'handler_discover%';
Variable_name Value
Handler_discover 1
flush tables;
insert into t1 values (2, "Auto 2");
show status like 'handler_discover%';
Variable_name Value
Handler_discover 2
insert into t1 values (3, "Discover 3");
show status like 'handler_discover%';
Variable_name Value
Handler_discover 2
flush tables;
select * from t1;
id name
2 Auto 2
3 Discover 3
1 Autodiscover
show status like 'handler_discover%';
Variable_name Value
Handler_discover 3
flush tables;
update t1 set name="Autodiscover" where id = 2;
show status like 'handler_discover%';
Variable_name Value
Handler_discover 4
select * from t1 order by name;
id name
2 Autodiscover
1 Autodiscover
3 Discover 3
show status like 'handler_discover%';
Variable_name Value
Handler_discover 4
flush tables;
delete from t1 where id = 3;
select * from t1;
id name
2 Autodiscover
1 Autodiscover
show status like 'handler_discover%';
Variable_name Value
Handler_discover 5
drop table t1;
flush status;
create table t2(
id int not null primary key,
name char(22)
) engine=ndb;
insert into t2 values (1, "Discoverer");
select * from t2;
id name
1 Discoverer
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
flush tables;
select * from t2;
id name
1 Discoverer
show status like 'handler_discover%';
Variable_name Value
Handler_discover 1
drop table t2;
flush status;
create table t3(
id int not null primary key,
name char(255)
) engine=ndb;
insert into t3 values (1, "Explorer");
select * from t3;
id name
1 Explorer
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
flush tables;
create table t3(
id int not null primary key,
name char(20), a int, b float, c char(24)
) engine=ndb;
ERROR 42S01: Table 't3' already exists
show status like 'handler_discover%';
Variable_name Value
Handler_discover 1
SHOW TABLES FROM test;
Tables_in_test
create table IF NOT EXISTS t3(
id int not null primary key,
id2 int not null,
name char(20)
) engine=ndb;
show status like 'handler_discover%';
Variable_name Value
Handler_discover 2
SHOW CREATE TABLE t3;
Table Create Table
t3 CREATE TABLE `t3` (
`id` int(11) NOT NULL default '0',
`name` char(255) default NULL,
PRIMARY KEY (`id`)
) ENGINE=ndbcluster DEFAULT CHARSET=latin1
select * from t3;
id name
1 Explorer
show status like 'handler_discover%';
Variable_name Value
Handler_discover 2
drop table t3;
flush status;
create table t4(
id int not null primary key,
name char(27)
) engine=ndb;
insert into t4 values (1, "Automatic");
select * from t4;
id name
1 Automatic
select * from t4;
ERROR HY000: Got error 284 'Table not defined in transaction coordinator' from NDBCLUSTER
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
drop table t4;
flush tables;
show tables;
Tables_in_test
select * from t4;
ERROR 42S02: Table 'test.t4' doesn't exist
flush status;
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
create table t5(
id int not null primary key,
name char(200)
) engine=ndb;
insert into t5 values (1, "Magnus");
select * from t5;
id name
1 Magnus
ALTER TABLE t5 ADD COLUMN adress char(255) FIRST;
select * from t5;
adress id name
NULL 1 Magnus
flush table t5;
select * from t5;
adress id name
NULL 1 Magnus
insert into t5 values
("Adress for record 2", 2, "Carl-Gustav"),
("Adress for record 3", 3, "Karl-Emil");
update t5 set name="Bertil" where id = 2;
select * from t5 order by id;
adress id name
NULL 1 Magnus
Adress for record 2 2 Bertil
Adress for record 3 3 Karl-Emil
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
drop table t5;
flush status;
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
create table t6(
id int not null primary key,
name char(20)
) engine=ndb;
insert into t6 values (1, "Magnus");
select * from t6;
id name
1 Magnus
ALTER TABLE t6 ADD COLUMN adress char(255) FIRST;
select * from t6;
adress id name
NULL 1 Magnus
flush table t6;
select * from t6;
adress id name
NULL 1 Magnus
insert into t6 values
("Adress for record 2", 2, "Carl-Gustav"),
("Adress for record 3", 3, "Karl-Emil");
update t6 set name="Bertil" where id = 2;
select * from t6 order by id;
adress id name
NULL 1 Magnus
Adress for record 2 2 Bertil
Adress for record 3 3 Karl-Emil
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
drop table t6;
CREATE TABLE t9 (
a int NOT NULL PRIMARY KEY,
b int
) engine=ndb;
insert t9 values(1, 2), (2,3), (3, 4), (4, 5);
mysql-test/r/ndb_autodiscover2.result 0 → 100644
View file @ de837a01
select * from t9;
a b
2 3
4 5
3 4
1 2
show status like 'handler_discover%';
Variable_name Value
Handler_discover 1
drop table t9;
mysql-test/t/ndb_autodiscover.test 0 → 100644
View file @ de837a01
-- source include/have_ndb.inc
--disable_warnings
drop table if exists t1,t2,t3,t4,t5,t6,t9;
--enable_warnings
################################################
# Test that a table that does not exist as a
# frm file on disk can be "discovered" from a
# connected NDB Cluster
#
flush status;
#
# Test discover + SELECT
#
create table t1(
id int not null primary key,
name char(20)
) engine=ndb;
insert into t1 values(1, "Autodiscover");
flush tables;
system rm var/master-data/test/t1.frm ;
select * from t1;
show status like 'handler_discover%';
#
# Test discover + INSERT
#
flush tables;
system rm var/master-data/test/t1.frm ;
insert into t1 values (2, "Auto 2");
show status like 'handler_discover%';
insert into t1 values (3, "Discover 3");
show status like 'handler_discover%';
flush tables;
system rm var/master-data/test/t1.frm ;
select * from t1;
show status like 'handler_discover%';
#
# Test discover + UPDATE
#
flush tables;
system rm var/master-data/test/t1.frm ;
update t1 set name="Autodiscover" where id = 2;
show status like 'handler_discover%';
select * from t1 order by name;
show status like 'handler_discover%';
#
# Test discover + DELETE
#
flush tables;
system rm var/master-data/test/t1.frm ;
delete from t1 where id = 3;
select * from t1;
show status like 'handler_discover%';
drop table t1;
######################################################
# Test that a table that is outdated on disk
# can be "discovered" from a connected NDB Cluster
#
flush status;
create table t2(
id int not null primary key,
name char(22)
) engine=ndb;
insert into t2 values (1, "Discoverer");
select * from t2;
show status like 'handler_discover%';
flush tables;
# Modify the frm file on disk
system echo "blaj" >> var/master-data/test/t2.frm ;
select * from t2;
show status like 'handler_discover%';
drop table t2;
##################################################
# Test that a table that already exists in NDB
# is only discovered if CREATE TABLE IF NOT EXISTS
# is used
#
flush status;
create table t3(
id int not null primary key,
name char(255)
) engine=ndb;
insert into t3 values (1, "Explorer");
select * from t3;
show status like 'handler_discover%';
flush tables;
# Remove the frm file from disk
system rm var/master-data/test/t3.frm ;
--error 1050
create table t3(
id int not null primary key,
name char(20), a int, b float, c char(24)
) engine=ndb;
# The table shall not have been discovered since
# IF NOT EXISTS wasn't specified
show status like 'handler_discover%';
SHOW TABLES FROM test;
# now it should be discovered
create table IF NOT EXISTS t3(
id int not null primary key,
id2 int not null,
name char(20)
) engine=ndb;
# NOTE! the table called t3 have now been updated to
# use the same frm as in NDB, thus it's not certain that
# the table schema is the same as was stated in the
# CREATE TABLE statement above
show status like 'handler_discover%';
SHOW CREATE TABLE t3;
select * from t3;
show status like 'handler_discover%';
drop table t3;
#######################################################
# Test that a table that already exists as frm file
# but not in NDB can be deleted from disk.
#
flush status;
create table t4(
id int not null primary key,
name char(27)
) engine=ndb;
insert into t4 values (1, "Automatic");
select * from t4;
# Remove the table from NDB
#system drop_tab -c "$NDB_CONNECTSTRING2" -d test t4 > /dev/null ;
system drop_tab -c "host=localhost:2200;nodeid=5" -d test t4 > /dev/null ;
--error 1296
select * from t4;
show status like 'handler_discover%';
drop table t4;
flush tables;
show tables;
--error 1146
select * from t4;
#########################################################
# Test that a table that has been changed in NDB
# since it's been opened will be refreshed and discovered
# again
#
flush status;
show status like 'handler_discover%';
create table t5(
id int not null primary key,
name char(200)
) engine=ndb;
insert into t5 values (1, "Magnus");
select * from t5;
# Ugly trick to change version of the table in NDB
# Requires nodeid=5 to be defined and not used
# Until ALTER TABLE works
#system copy_tab -c "$NDB_CONNECTSTRING2" -d test t1 t1_copy > /dev/null ;
#system drop_tab -c "$NDB_CONNECTSTRING2" -d test t1 > /dev/null ;
#system copy_tab -c "$NDB_CONNECTSTRING2" -d test t1_copy t1 > /dev/null ;
#system drop_tab -c "$NDB_CONNECTSTRING2" -d test t1_copy > /dev/null ;
ALTER TABLE t5 ADD COLUMN adress char(255) FIRST;
# The follwing select will exit with
# 1030 Got error 241 from storage engine
# This means it has detected that the schema version of the meta data
# cached locally in NdbApi is not the same as in the Dictionary of NDB.
# The user has to resolve this problem by performing a FLUSH TABLE tabname
#MASV--error 1030
select * from t5;
# The application/user is required to call FLUSH TABLE when error 241 is
# returned. This is a workaround and will in the future be done
# automatically by the server
flush table t5;
select * from t5;
insert into t5 values
("Adress for record 2", 2, "Carl-Gustav"),
("Adress for record 3", 3, "Karl-Emil");
update t5 set name="Bertil" where id = 2;
select * from t5 order by id;
show status like 'handler_discover%';
drop table t5;
################################################################
# Test that a table that has been changed with ALTER TABLE
# can be used from the same thread
#
flush status;
show status like 'handler_discover%';
create table t6(
id int not null primary key,
name char(20)
) engine=ndb;
insert into t6 values (1, "Magnus");
select * from t6;
# Ugly trick to change version of the table in NDB
# Requires nodeid=5 to be defined and not used
# Until ALTER TABLE works
#system copy_tab -c "$NDB_CONNECTSTRING2" -d test t6 t6_copy > /dev/null ;
#system drop_tab -c "$NDB_CONNECTSTRING2" -d test t6 > /dev/null ;
#system copy_tab -c "$NDB_CONNECTSTRING2" -d test t6_copy t6 > /dev/null ;
#system drop_tab -c "$NDB_CONNECTSTRING2" -d test t6_copy > /dev/null ;
ALTER TABLE t6 ADD COLUMN adress char(255) FIRST;
# The follwing select will exit with
# 1030 Got error 241 from storage engine
# This means it has detected that the schema version of the meta data
# cached locally in NdbApi is not the same as in the Dictionary of NDB.
# The user has to resolve this problem by performing a FLUSH TABLE tabname
#MASV--error 1030
select * from t6;
# The application/user is required to call FLUSH TABLE when error 241 is
# returned. This is a workaround and will in the future be done
# automatically by the server
flush table t6;
select * from t6;
insert into t6 values
("Adress for record 2", 2, "Carl-Gustav"),
("Adress for record 3", 3, "Karl-Emil");
update t6 set name="Bertil" where id = 2;
select * from t6 order by id;
show status like 'handler_discover%';
drop table t6;
######################################################
# Simple test to show use of discover on startup
# Note! This should always be the last step in this
# file, the table t9 will be used and dropped
# by ndb_autodiscover2
#
CREATE TABLE t9 (
a int NOT NULL PRIMARY KEY,
b int
) engine=ndb;
insert t9 values(1, 2), (2,3), (3, 4), (4, 5);
#Don't drop the table, instead remove the frm file
system rm var/master-data/test/t9.frm ;
# Now leave test case, when ndb_autodiscover2 will run, this
# MySQL Server will have been restarted because it has a
# ndb_autodiscover2-master.opt file. And thus the table should
# have been discovered by the "discover on startup" function.
#TODO
#SLECT * FROM t1, t2, t4;
#handler discover 3;
mysql-test/t/ndb_autodiscover2.test 0 → 100644
View file @ de837a01
-- source include/have_ndb.inc
#
# Simple test to show use of discover on startup
# The previous step has simply removed the frm file
# from disk, but left the table in NDB
#
select * from t9;
# handler_discover should be zero
show status like 'handler_discover%';
drop table t9;
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