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

######################################################################
# Test restoring backups into renamed databases
######################################################################

-- source include/have_ndb.inc

# mysqld's configuration is not relevant to this test
-- source include/not_embedded.inc

--echo ************************************************************
--echo * Creating multiple databases with identical tables
--echo * (have blobs and indexes to cover the hidden tables)
--echo ************************************************************

CREATE DATABASE db0;
CREATE DATABASE db1;
CREATE DATABASE db2;

USE db0;
CREATE TABLE t0 (
        id              INT             PRIMARY KEY,
        cint            INT,
        cvarchar        VARCHAR(5),
        cblob           BLOB(1000004),
        UNIQUE INDEX UNIQUE_t0_0 USING BTREE (cint ASC),
        UNIQUE INDEX UNIQUE_t0_2 USING BTREE (cvarchar ASC)
) ENGINE=NDB;

USE db1;
CREATE TABLE t0 (
        id              INT             PRIMARY KEY,
        cint            INT,
        cvarchar        VARCHAR(5),
        cblob           BLOB(1000004),
        UNIQUE INDEX UNIQUE_t0_0 USING BTREE (cint ASC),
        UNIQUE INDEX UNIQUE_t0_2 USING BTREE (cvarchar ASC)
) ENGINE=NDB;

USE db2;
CREATE TABLE t0 (
        id              INT             PRIMARY KEY,
        cint            INT,
        cvarchar        VARCHAR(5),
        cblob           BLOB(1000004),
        UNIQUE INDEX UNIQUE_t0_0 USING BTREE (cint ASC),
        UNIQUE INDEX UNIQUE_t0_2 USING BTREE (cvarchar ASC)
) ENGINE=NDB;


--echo ************************************************************
--echo * Inserting data
--echo * (create disjunct sets of rows to merge without conflicts;
--echo *  at this time, ndb_restore does not offer any detection
--echo *  of data conflicts between databases in the backup or in
--echo *  memory; databases are restored in an unspecified order)
--echo * (make blob data long enough to be held in extra table)
--echo ************************************************************

USE db0;
INSERT INTO t0 VALUES (0, 0, '00000', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');
INSERT INTO t0 VALUES (1, 1, '11111', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');
INSERT INTO t0 VALUES (2, 2, '22222', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');

USE db1;
INSERT INTO t0 VALUES (3, 3, '33333', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');
INSERT INTO t0 VALUES (4, 4, '44444', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');
INSERT INTO t0 VALUES (5, 5, '55555', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');

USE db2;
INSERT INTO t0 VALUES (6, 6, '66666', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');
INSERT INTO t0 VALUES (7, 7, '77777', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');
INSERT INTO t0 VALUES (8, 8, '88888', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890');

--echo ************************************************************
--echo * Creating in-memory copies of the NDB tables
--echo ************************************************************

CREATE TABLE db0.t0_data ENGINE=MYISAM AS SELECT * FROM db0.t0;
CREATE TABLE db1.t0_data ENGINE=MYISAM AS SELECT * FROM db1.t0;
CREATE TABLE db2.t0_data ENGINE=MYISAM AS SELECT * FROM db2.t0;

--echo ************************************************************
--echo * Backing up databases
--echo ************************************************************

--source include/ndb_backup.inc

# command shortcuts, cover rebuilding of indexes
--let $restore_cmd=$NDB_RESTORE --no-defaults
--let $restore_cmd=$restore_cmd --disable-indexes --rebuild-indexes
--let $restore_cmd=$restore_cmd -b $the_backup_id -r
--let $restore_cmd=$restore_cmd --backup_path=$NDB_BACKUPS-$the_backup_id

--echo ************************************************************
--echo * Restoring databases with no rewrite (sanity check)
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp ENGINE=MYISAM AS SELECT * FROM db0.t0_data;
CREATE TABLE db1.t0_temp ENGINE=MYISAM AS SELECT * FROM db1.t0_data;
CREATE TABLE db2.t0_temp ENGINE=MYISAM AS SELECT * FROM db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
--let $restore_opt=
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Negative testing: check wrong usage of command-line option
--echo * (expected exit code for usage errors: NDBT_WRONGARGS = 2)
--echo ************************************************************

# empty argument
--let $restore_opt=--rewrite-database=
--error 2
--exec $restore_cmd -n 1 $restore_opt > /dev/null

# missing separator
--let $restore_opt=--rewrite-database=aaaa
--error 2
--exec $restore_cmd -n 1 $restore_opt > /dev/null

# missing source and target
--let $restore_opt=--rewrite-database=,
--error 2
--exec $restore_cmd -n 1 $restore_opt > /dev/null

# missing source
--let $restore_opt=--rewrite-database=,a
--error 2
--exec $restore_cmd -n 1 $restore_opt > /dev/null

# missing target
--let $restore_opt=--rewrite-database=a,
--error 2
--exec $restore_cmd -n 1 $restore_opt > /dev/null

--echo ************************************************************
--echo * Restoring databases with redundant/self-rewrite options
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp ENGINE=MYISAM AS SELECT * FROM db0.t0_data;
CREATE TABLE db1.t0_temp ENGINE=MYISAM AS SELECT * FROM db1.t0_data;
CREATE TABLE db2.t0_temp ENGINE=MYISAM AS SELECT * FROM db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
--let $restore_opt=--rewrite-database=db0,db0 --rewrite-database=db1,db1
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Restoring databases with overriding rewrite options
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp ENGINE=MYISAM AS SELECT * FROM db0.t0_data;
CREATE TABLE db1.t0_temp ENGINE=MYISAM AS SELECT * FROM db1.t0_data;
CREATE TABLE db2.t0_temp ENGINE=MYISAM AS SELECT * FROM db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
# no rewrite, since the later option overrides the former
--let $restore_opt=--rewrite-database=db0,db1 --rewrite-database=db0,db0
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Restoring databases with a single rewrite
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp LIKE db0.t0_data;
CREATE TABLE db1.t0_temp LIKE db1.t0_data;
CREATE TABLE db2.t0_temp LIKE db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
--let $restore_opt=--rewrite-database=db0,db1
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# fill temporary tables
INSERT db1.t0_temp SELECT * FROM db0.t0_data;
INSERT db1.t0_temp SELECT * FROM db1.t0_data;
INSERT db2.t0_temp SELECT * FROM db2.t0_data;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Restoring databases with multiple rewrites
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp LIKE db0.t0_data;
CREATE TABLE db1.t0_temp LIKE db1.t0_data;
CREATE TABLE db2.t0_temp LIKE db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
--let $restore_opt=--rewrite-database=db0,db1 --rewrite-database=db1,db2
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# fill temporary tables
INSERT db1.t0_temp SELECT * FROM db0.t0_data;
INSERT db2.t0_temp SELECT * FROM db1.t0_data;
INSERT db2.t0_temp SELECT * FROM db2.t0_data;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Restoring databases with multiple rewrites into same target
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp LIKE db0.t0_data;
CREATE TABLE db1.t0_temp LIKE db1.t0_data;
CREATE TABLE db2.t0_temp LIKE db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
--let $restore_opt=--rewrite-database=db0,db2 --rewrite-database=db1,db2
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# fill temporary tables
INSERT db2.t0_temp SELECT * FROM db0.t0_data;
INSERT db2.t0_temp SELECT * FROM db1.t0_data;
INSERT db2.t0_temp SELECT * FROM db2.t0_data;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Restoring databases with swapping rewrites
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp LIKE db0.t0_data;
CREATE TABLE db1.t0_temp LIKE db1.t0_data;
CREATE TABLE db2.t0_temp LIKE db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
--let $restore_opt=--rewrite-database=db0,db1 --rewrite-database=db1,db0
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# fill temporary tables
INSERT db1.t0_temp SELECT * FROM db0.t0_data;
INSERT db0.t0_temp SELECT * FROM db1.t0_data;
INSERT db2.t0_temp SELECT * FROM db2.t0_data;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Restoring databases with permutating rewrites
--echo ************************************************************

# create temporary tables against which to compare data
CREATE TABLE db0.t0_temp LIKE db0.t0_data;
CREATE TABLE db1.t0_temp LIKE db1.t0_data;
CREATE TABLE db2.t0_temp LIKE db2.t0_data;

# restore NDB tables
DELETE FROM db0.t0;
DELETE FROM db1.t0;
DELETE FROM db2.t0;
--let $restore_opt=--rewrite-database=db0,db1 --rewrite-database=db1,db2
--let $restore_opt=$restore_opt --rewrite-database=db2,db0
--exec $restore_cmd -n 1 $restore_opt --print > /dev/null
--exec $restore_cmd -n 2 $restore_opt --print > /dev/null

# summary-check ndb tables
SELECT COUNT(*) FROM db0.t0;
SELECT COUNT(*) FROM db1.t0;
SELECT COUNT(*) FROM db2.t0;

# fill temporary tables
INSERT db1.t0_temp SELECT * FROM db0.t0_data;
INSERT db2.t0_temp SELECT * FROM db1.t0_data;
INSERT db0.t0_temp SELECT * FROM db2.t0_data;

# verify ndb tables
SELECT COUNT(*) FROM db0.t0 NATURAL JOIN db0.t0_temp;
SELECT COUNT(*) FROM db1.t0 NATURAL JOIN db1.t0_temp;
SELECT COUNT(*) FROM db2.t0 NATURAL JOIN db2.t0_temp;

# delete temporary tables
DROP TABLE db0.t0_temp;
DROP TABLE db1.t0_temp;
DROP TABLE db2.t0_temp;

--echo ************************************************************
--echo * Deleting tables and databases
--echo ************************************************************

DROP DATABASE db0;
DROP DATABASE db1;
DROP DATABASE db2;

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