backuprestore.out

derby database source code.good for you.

ij> --CASE: Tests backup/restore with jar files stored inside the database
create table x (x double precision, y int);
0 rows inserted/updated/deleted
ij> insert into x values (1,1),(10,1),(20,1);
3 rows inserted/updated/deleted
ij> call sqlj.install_jar('extin/brtestjar.jar', 'aggjar', 0);
0 rows inserted/updated/deleted
ij> call SYSCS_UTIL.SYSCS_SET_DATABASE_PROPERTY('derby.database.classpath', 'APP.aggjar');
0 rows inserted/updated/deleted
ij> create function dv(P1 INT) RETURNS INT NO SQL external name 'dbytesting.CodeInAJar.doubleMe' language java parameter style java;
0 rows inserted/updated/deleted
ij> select cast (dv(x) as dec(5,2)) from x;
1       
--------
2.00    
20.00   
40.00   
ij> ----take a backup.
call SYSCS_UTIL.SYSCS_BACKUP_DATABASE('extinout/mybackup');
0 rows inserted/updated/deleted
ij> connect 'jdbc:derby:wombat;shutdown=true';
ERROR 08006: Database 'wombat' shutdown.
ij> disconnect;
ij> ---restore a databases
connect 'jdbc:derby:wombat;restoreFrom=extinout/mybackup/wombat';
ij> select cast (dv(x) as dec(5,2)) from x;
1       
--------
2.00    
20.00   
40.00   
ij> connect 'jdbc:derby:wombat;shutdown=true';
ERROR 08006: Database 'wombat' shutdown.
ij> disconnect;
ij> ---create a new database from backup.
connect 'jdbc:derby:wombatnew;createFrom=extinout/mybackup/wombat';
ij> select cast (dv(x) as dec(5,2)) from x;
1       
--------
2.00    
20.00   
40.00   
ij> connect 'jdbc:derby:wombatnew;shutdown=true';
ERROR 08006: Database 'wombatnew' shutdown.
ij> disconnect;
ij> connect 'jdbc:derby:wombat';
ij> select cast (dv(x) as dec(5,2)) from x;
1       
--------
2.00    
20.00   
40.00   
ij> call SYSCS_UTIL.SYSCS_BACKUP_DATABASE_AND_ENABLE_LOG_ARCHIVE_MODE('extinout/mybackup', 1);
0 rows inserted/updated/deleted
ij> insert into x values (1,1),(10,1),(20,1);
3 rows inserted/updated/deleted
ij> insert into x values (1,1),(10,1),(20,1);
3 rows inserted/updated/deleted
ij> insert into x values (1,1),(10,1),(20,1);
3 rows inserted/updated/deleted
ij> insert into x values (1,1),(10,1),(20,1);
3 rows inserted/updated/deleted
ij> select cast (dv(x) as dec(5,2)) from x;
1       
--------
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
ij> connect 'jdbc:derby:wombat;shutdown=true';
ERROR 08006: Database 'wombat' shutdown.
ij> disconnect;
ij> ---perform a rollforward recovery
connect 'jdbc:derby:wombat;rollForwardRecoveryFrom=extinout/mybackup/wombat';
ij> select * from x;
X                     |Y          
----------------------------------
1.0                   |1          
10.0                  |1          
20.0                  |1          
1.0                   |1          
10.0                  |1          
20.0                  |1          
1.0                   |1          
10.0                  |1          
20.0                  |1          
1.0                   |1          
10.0                  |1          
20.0                  |1          
1.0                   |1          
10.0                  |1          
20.0                  |1          
ij> select cast (dv(x) as dec(5,2)) from x;
1       
--------
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
2.00    
20.00   
40.00   
ij> insert into x values (1,1),(10,1),(20,1);
3 rows inserted/updated/deleted
ij> connect 'jdbc:derby:wombat;shutdown=true';
ERROR 08006: Database 'wombat' shutdown.
ij> disconnect;
ij>