CN105095507A - DB2 database migration method, device and system - Google Patents
DB2 database migration method, device and system Download PDFInfo
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- CN105095507A CN105095507A CN201510547718.7A CN201510547718A CN105095507A CN 105095507 A CN105095507 A CN 105095507A CN 201510547718 A CN201510547718 A CN 201510547718A CN 105095507 A CN105095507 A CN 105095507A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/21—Design, administration or maintenance of databases
- G06F16/214—Database migration support
Abstract
The invention discloses a DB2 database migration method, which is applied to database migration from an SPARC platform to a K-UX platform. The method comprises the following steps of obtaining first local platform information, first local database information and target end platform information; comparing the first local platform information and the target end platform information to obtain platform difference analysis information; making a migration scheme according to the platform difference analysis information, the first local database information and a migration algorithm; utilizing information which is fed back by a user according to the migration scheme to generate migration guide information, and sending the migration guide information to the target end platform in order to enable the target end platform to utilize the migration guide information to carry out DB2 database recovery operation; and carrying out DB2 database backup operation according to the migration guide information, the migration algorithm and the user input information. According to the method, the workload for cross-platform migration of a DB2 database can be reduced, and the migration difficulty is reduced. The invention also discloses a DB2 database migration device and system.
Description
Technical field
The present invention relates to field of data migration, particularly a kind of DB2 database migration method, Apparatus and system.
Background technology
High-end server carries the core application of industry, is widely used in the crucial applications such as finance, telecommunications, the energy, traffic, and it runs and is directly connected to society, economic normal operation.For a long time, owing to lacking high-end server Design and manufacture ability, China's high-end server markets holds for foreign vendor always, and wherein Oracle occupies the home market of more than 20% for a long time.For improving the autonomous controllability of informatization Grand Equipments, increasing infosystem is tended to use from major product.Therefore, within following long period of time, domestic IT system construction is faced with the change of production domesticization, concrete Information System configuration and practice level, be presented as increasing cross-platform migration work, wherein have suitable migration work to be from SPARC platform to K-UX platform.
Database is the kernel software of IT system, and database migration is also a part very important during IT system is built.Due to the cpu instruction collection difference of heterogeneous server platforms, operating system difference and compiler difference, make database cross platform migration difficulty high, workload is large.How reducing transplanting difficulty, reduce workload, is the key issue that database cross platform migration needs to solve.
Summary of the invention
The object of this invention is to provide a kind of DB2 database migration method, be applied to and move from SPARC platform to K-UX platform database, the method can reduce DB2 database cross platform migration workload greatly, reduces migration difficulty.
For solving the problems of the technologies described above, the invention provides DB2 database migration method, being applied to and moving from SPARC platform to K-UX platform database, comprising:
Obtain first ground platform information, the first local database information and destination end platform information; Wherein, described destination end platform is K-UX platform, and described first ground platform is SPARC platform;
Contrast described first ground platform information and described destination end platform information, obtain platform variance analysis information;
According to described platform variance analysis information, described first local database information and migration algorithm, formulate migration scheme;
Utilize user according to the feedback information of described migration scheme, generate Migration Wizard information, and described Migration Wizard information is sent to destination end platform, make described destination end platform utilize described Migration Wizard information to carry out DB2 database recovery operation;
DB2 Database Backup operations is carried out according to described Migration Wizard information, described migration algorithm and user's input information.
Wherein, described DB2 Database Backup operations comprises:
Set up the first local database object and data storage directory;
Db2look is used to derive the first local database structure;
Db2move is used to derive the first local database data;
According to described first local database structure, packing compression is carried out to the local database data of derivation first, and point out user to transmit unloading file.
Wherein, carry out DB2 Database Backup operations according to described Migration Wizard information, described migration algorithm and user's input information also to comprise: the result feeding back each step of described backup operation.
Wherein, also comprise:
The access rights of user are set.
The invention provides a kind of DB2 database migration device, be applied to and move from SPARC platform to K-UX platform database, comprising:
First acquisition module, for obtaining first ground platform information, the first local database information and destination end platform information; Wherein, described destination end platform is K-UX platform, and described first ground platform is SPARC platform;
First contrast module, for contrasting described first ground platform information and described destination end platform information, obtains platform variance analysis information;
Formulate module, for according to described platform variance analysis information, described first local database information and migration algorithm, formulate migration scheme;
Migration Wizard module, for utilizing user according to the feedback information of described migration scheme, generate Migration Wizard information, and described Migration Wizard information is sent to destination end platform, make described destination end platform utilize described Migration Wizard information to carry out DB2 database recovery operation;
Backup module, for carrying out DB2 Database Backup operations according to described Migration Wizard information, described migration algorithm and user's input information.
Wherein, described backup module comprises:
Set up unit, for setting up the first local database object and data storage directory;
Lead-out unit, derives the first local database structure for using db2look; Db2move is used to derive the first local database data;
Backup units, for carrying out packing compression according to described first local database structure to the local database data of derivation first, and points out user to transmit unloading file.
Wherein, also comprise:
Feedback module, for feeding back the result of each step of described backup operation.
Wherein, also comprise:
Authority module, for arranging the access rights of user.
Wherein, also comprise:
Control desk module, for man-machine interaction.
A kind of DB2 database migration system provided by the invention, is applied to and moves from SPARC platform to K-UX platform database, comprising:
DB2 database migration device described above;
K-UX plateform system, for obtaining the second local platform information, the second local data library information and source platform data library information; Wherein, described source platform is SPARC platform, and described second local platform is K-UX platform; According to the Migration Wizard information received, and migration algorithm and user's input information is utilized to carry out DB2 database recovery operation.
DB2 database migration method provided by the present invention, is applied to and moves from SPARC platform to K-UX platform database, comprising: obtain first ground platform information, the first local database information and destination end platform information; Contrast first ground platform information and destination end platform information, obtain platform variance analysis information; According to platform variance analysis information, the first local database information and migration algorithm, formulate migration scheme; Utilize user according to the feedback information of migration scheme, generate Migration Wizard information, and Migration Wizard information is sent to destination end platform, make destination end platform utilize Migration Wizard information to carry out DB2 database recovery operation; DB2 Database Backup operations is carried out according to Migration Wizard information, migration algorithm and user's input information.
Two platforms are divided into source and destination end by the method, and wherein, SPARC platform is source, and K-UX platform is destination end, all can operate in source or destination end.Source and destination end scan respective place platform environment, according to scanning result and migration algorithm, and user generates Migration Wizard to the screening of migration scheme proposals and migration algorithm, carry out pointing out and instruct to user by Migration Wizard, realize DB2 database data from other server platforms to the cross-platform cross release migration of K-UX platform.The method can reduce DB2 database cross platform migration workload greatly, reduces migration difficulty.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The process flow diagram of the DB2 database migration method that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 provides the structured flowchart of DB2 database migration device for the embodiment of the present invention;
Fig. 3 provides the structured flowchart of DB2 database migration system for the embodiment of the present invention.
Embodiment
Core of the present invention is to provide a kind of DB2 database migration method, and be applied to and move from SPARC platform to K-UX platform database, the method can reduce DB2 database cross platform migration workload greatly, reduces migration difficulty.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In each embodiment following, source platform is SPARC platform, and destination end platform is K-UX platform.
Please refer to Fig. 1, the process flow diagram of the DB2 database migration method that Fig. 1 provides for the embodiment of the present invention; The method can comprise: wherein, and the method is applied to moves from SPARC platform to K-UX platform database:
Step s100, with obtaining first platform information, the first local database information and destination end platform information; Wherein, described destination end platform is K-UX platform, and described first ground platform is SPARC platform;
Wherein, database is transferred to from a platform platform information that first another platform will accomplish to obtain these two platforms, because platform information is different, impact is had on processes such as the storages of the content of database, therefore, carry out moving time, first to obtain the platform information of source platform and destination end platform, and the database information of source platform and destination end platform.
Wherein, platform information can comprise processor architecture information, instruction set information, syllable sequence information, compiler information, operation system information, system variable information and filesystem information.Database information can comprise database version information, data amount information, table information, index information, storing process information, user profile, log information.
Step s110, with contrasting described first platform information and described destination end platform information, obtain platform variance analysis information;
Wherein, described in comparative analysis, first ground platform information and described destination end platform information, obtain platform variance analysis information, platform variance analysis information can be exported with the form of analytical table.
Step s120, according to described platform variance analysis information, described first local database information and migration algorithm, formulate migration scheme;
Step s130, utilize user according to the feedback information of described migration scheme, generate Migration Wizard information, and described Migration Wizard information is sent to destination end platform, make described destination end platform utilize described Migration Wizard information to carry out DB2 database recovery operation;
Wherein, concrete process can be:
1) decompress the data derived;
2) user is pointed out to set up new database in destination end;
3) new database that destination end is set up is checked;
4) at destination end performing database import operation;
5) in the consistency check of destination end performing database;
6) destination end collects the target data library information recovered, wherein, comprise database version information, data amount information, table information, index information, storing process information, user profile, log information, the source database information collected with source contrasts one by one, generate source database, destination end Database Consistency Checking table, and send to user for hand inspection in source database, destination end Database Consistency Checking table.
Wherein, preferably, the algorithm steps that described Migration Wizard generates can be as follows:
1) described source, destination end platform variance analysis tableau format is formulated;
2) migration scheme proposals corresponding to every bar difference is formulated;
3) different database dump file transmission suggestions is formulated according to different migration data amounts;
31) dump file is less than 100G, and suggestion uses kilomega network transmission;
32) dump file 100G ~ 4T, transmission is netted in suggestion use 10,000,000,000;
33) dump file is greater than 4T, and suggestion uses direct carry disk array mode to shift;
4) estimate transit time according to table information, user profile, storing process information, comprise DB Backup time, dump file transmission time, database recovery time;
5) generate migration scheme proposals according to above information, and scheme proposals transmission user will be moved; Follow-up again according to the decision-making of user to migration scheme proposals, can generate Migration Wizard.
Step s140, carry out DB2 Database Backup operations according to described Migration Wizard information, described migration algorithm and user's input information.
Wherein, preferably, the result of each step of described backup operation is fed back.User can be facilitated like this to check the concrete condition of backup, also can carry out searching of reason in time, exactly when appearance backup mistake.
Wherein, preferably, described DB2 Database Backup operations comprises:
Set up the first local database object and data storage directory;
Db2look is used to derive the first local database structure;
Db2move is used to derive the first local database data;
According to described first local database structure, packing compression is carried out to the local database data of derivation first, and point out user to transmit unloading file.
Wherein, all right feedback result of each step above-mentioned, can make user clearly know that whether each step is correct like this.
Wherein, when unloading file transfer completes, information can also be sent.
Because source and destination end can be carried out in source or destination end in all users control in communication said method mutually input.
Wherein, above-mentioned user is when operating, and in order to safety also needs to limit the authority of user, namely the method can also comprise: arrange user right.
Based on technique scheme, the DB2 database migration method that the embodiment of the present invention provides, by source and destination end, respective place platform environment is scanned, according to scanning result and migration algorithm, and user generates Migration Wizard to the screening of migration scheme proposals and migration algorithm, carry out pointing out and instruct to user by Migration Wizard, realize DB2 database data from other server platforms to the cross-platform cross release migration of K-UX platform.The method can reduce DB2 database cross platform migration workload greatly, reduces migration difficulty.
Said method and following device and system are mutually corresponding to be arranged, and following Apparatus and system can contrast reference mutually with said method.
Please refer to Fig. 2, Fig. 2 provides DB2 database migration device for the embodiment of the present invention, is applied to and moves from SPARC platform to K-UX platform database, comprising:
First acquisition module 110, for obtaining first ground platform information, the first local database information and destination end platform information; Wherein, described destination end platform is K-UX platform, and described first ground platform is SPARC platform;
First contrast module 120, for contrasting described first ground platform information and described destination end platform information, obtains platform variance analysis information;
Formulate module 130, for according to described platform variance analysis information, described first local database information and migration algorithm, formulate migration scheme;
Migration Wizard module 140, for utilizing user according to the feedback information of described migration scheme, generate Migration Wizard information, and described Migration Wizard information is sent to destination end platform, make described destination end platform utilize described Migration Wizard information to carry out DB2 database recovery operation;
Backup module 150, for carrying out DB2 Database Backup operations according to described Migration Wizard information, described migration algorithm and user's input information.
Wherein, the communication between modules can be realized by a communication module, and the communication unit that also can be had by each module is realized.
Wherein, said apparatus can carry out man-machine interaction by control desk module.
Wherein, described backup module specifically can also comprise:
Set up unit, for setting up the first local database object and data storage directory;
Lead-out unit, derives the first local database structure for using db2look; Db2move is used to derive the first local database data;
Backup units, for carrying out packing compression according to described first local database structure to the local database data of derivation first, and points out user to transmit unloading file.
Wherein, above-mentioned device can also comprise:
Feedback module, for feeding back the result of each step of described backup operation.Even if obtain the result often walked that user can grasp database transfer.
Wherein, above-mentioned device can also comprise:
Authority module, for arranging the access rights of user.Namely the security of system data can be improved.
Please refer to Fig. 3, Fig. 3 provides the structured flowchart of DB2 database migration system for the embodiment of the present invention; Be applied to and move from SPARC platform to K-UX platform database, this system can comprise:
DB2 database migration device 100, for obtaining first ground platform information, the first local database information and destination end platform information; Wherein, described destination end platform is K-UX platform, and described first ground platform is SPARC platform; Contrast described first ground platform information and described destination end platform information, obtain platform variance analysis information; According to described platform variance analysis information, described first local database information and migration algorithm, formulate migration scheme; Utilize user according to the feedback information of described migration scheme, generate Migration Wizard information, and described Migration Wizard information is sent to destination end platform, make described destination end platform utilize described Migration Wizard information to carry out DB2 database recovery operation; DB2 Database Backup operations is carried out according to described Migration Wizard information, described migration algorithm and user's input information;
K-UX plateform system 200, for obtaining the second local platform information, the second local data library information and source platform data library information; Wherein, described source platform is SPARC platform, and described second local platform is K-UX platform; According to the Migration Wizard information received, and migration algorithm and user's input information is utilized to carry out DB2 database recovery operation.
Each system above-mentioned all has communication module.
Wherein, the framework of migratory system realizes based on JAVA, to realize cross-platform characteristic, be divided into source SPARC plateform system 100 and destination end K-UX plateform system 200 two parts, source is installed on SPARC platform, and destination end is installed on K-UX platform, and source and destination end can pass through ethernet communication.
Said system can carry out man-machine interaction by control desk module.
Be described below in conjunction with a specific embodiment:
DB2 database migration method from from SPARC platform to K-UX platform migration:
1) source and destination end are connected by Ethernet after all starting;
2) user is undertaken alternately by control desk module and device in source, or is undertaken alternately in destination end by control desk module and device;
3) user assigns to device and starts to analyze order;
4) source device collects source platform information and database information, platform information comprises processor architecture information, instruction set information, syllable sequence information, compiler information, operation system information, system variable information and filesystem information, and database information comprises database version information, data amount information, table information, index information, storing process information, user profile, log information.
5) destination end device collects destination end platform information, and platform information comprises processor architecture information, instruction set information, syllable sequence information, compiler information, operation system information, system variable information and filesystem information.
6) destination end platform information is sent to source device and control desk module by communication module by destination end device.
7) source device contrast source platform information and destination end platform information, generate source, destination end platform variance analysis table, and platform variance analysis table be sent to control desk module and communication module.
8) source device generates Migration Wizard according to platform variance analysis table, source database information, Migration Wizard generating algorithm;
9) backup module, recovery module, complete migration operation according to algorithm and recovery algorithms.
In instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, ROM (read-only memory) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Above DB2 database migration method provided by the present invention, Apparatus and system are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (10)
1. a DB2 database migration method, is applied to and moves from SPARC platform to K-UX platform database, it is characterized in that, comprising:
Obtain first ground platform information, the first local database information and destination end platform information; Wherein, described destination end platform is K-UX platform, and described first ground platform is SPARC platform;
Contrast described first ground platform information and described destination end platform information, obtain platform variance analysis information;
According to described platform variance analysis information, described first local database information and migration algorithm, formulate migration scheme;
Utilize user according to the feedback information of described migration scheme, generate Migration Wizard information, and described Migration Wizard information is sent to destination end platform, make described destination end platform utilize described Migration Wizard information to carry out DB2 database recovery operation;
DB2 Database Backup operations is carried out according to described Migration Wizard information, described migration algorithm and user's input information.
2. DB2 database migration method as claimed in claim 1, it is characterized in that, described DB2 Database Backup operations comprises:
Set up the first local database object and data storage directory;
Db2look is used to derive the first local database structure;
Db2move is used to derive the first local database data;
According to described first local database structure, packing compression is carried out to the local database data of derivation first, and point out user to transmit unloading file.
3. DB2 database migration method as claimed in claim 2, is characterized in that, carry out DB2 Database Backup operations also comprise according to described Migration Wizard information, described migration algorithm and user's input information: the result feeding back each step of described backup operation.
4. DB2 database migration method as claimed in claim 1, is characterized in that, also comprise:
The access rights of user are set.
5. a DB2 database migration device, is applied to and moves from SPARC platform to K-UX platform database, it is characterized in that, comprising:
First acquisition module, for obtaining first ground platform information, the first local database information and destination end platform information; Wherein, described destination end platform is K-UX platform, and described first ground platform is SPARC platform;
First contrast module, for contrasting described first ground platform information and described destination end platform information, obtains platform variance analysis information;
Formulate module, for according to described platform variance analysis information, described first local database information and migration algorithm, formulate migration scheme;
Migration Wizard module, for utilizing user according to the feedback information of described migration scheme, generate Migration Wizard information, and described Migration Wizard information is sent to destination end platform, make described destination end platform utilize described Migration Wizard information to carry out DB2 database recovery operation;
Backup module, for carrying out DB2 Database Backup operations according to described Migration Wizard information, described migration algorithm and user's input information.
6. DB2 database migration device as claimed in claim 5, it is characterized in that, described backup module comprises:
Set up unit, for setting up the first local database object and data storage directory;
Lead-out unit, derives the first local database structure for using db2look; Db2move is used to derive the first local database data;
Backup units, for carrying out packing compression according to described first local database structure to the local database data of derivation first, and points out user to transmit unloading file.
7. DB2 database migration device as claimed in claim 6, is characterized in that, also comprise:
Feedback module, for feeding back the result of each step of described backup operation.
8. DB2 database migration device as claimed in claim 5, is characterized in that, also comprise:
Authority module, for arranging the access rights of user.
9. DB2 database migration device as claimed in claim 5, is characterized in that, also comprise:
Control desk module, for man-machine interaction.
10. a DB2 database migration system, is applied to and moves from SPARC platform to K-UX platform database, it is characterized in that, comprising:
DB2 database migration device as described in any one of claim 5 to 9;
K-UX plateform system, for obtaining the second local platform information, the second local data library information and source platform data library information; Wherein, described source platform is SPARC platform, and described second local platform is K-UX platform; According to the Migration Wizard information received, and migration algorithm and user's input information is utilized to carry out DB2 database recovery operation.
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