CN108563796A - Data compressing method, device and the electronic equipment of block chain - Google Patents
Data compressing method, device and the electronic equipment of block chain Download PDFInfo
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
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Abstract
The present invention provides a kind of data compressing method, device and the electronic equipments of block chain, are related to technical field of data processing, this method includes：Obtain the transaction request for carrying transaction data；Obtain the corresponding compact nature of block chain；Wherein, compact nature is the block's attribute of compressed processing；The compact block with compact nature is generated according to the transaction data, to realize the data compression process to block chain.Data compressing method, device and the electronic equipment of block chain provided by the invention, by the way that the block's attribute of block chain is optimized compression processing, compactedness optimization processing is carried out to block structure itself, realize simple and effective and homomorphism the compression of block chain data, in the case where not increasing validation verification complexity and enforcement difficulty, the memory space for reducing block chain data improves the optimization degree of block chain data storage capacity.
Description
Technical field
The present invention relates to technical field of data processing, more particularly, to a kind of data compressing method of block chain, dress
It sets and electronic equipment.
Background technology
Block chain technology is as a kind of distributed account book technology, and due to its " can not distort ", " unique credible ", " data add
It is close " characteristic so that the application field of block chain technology is more and more extensive.And the core of block chain technology-distribution account book, it is
One chained list for only increasing orderly block.For the application of block chain, with growing, the block chain of time and trading volume
Account book it is increasingly longer, required memory space constantly increases, and the copy of full dose account book more allows the need of memory space between node
Geometric type of hoping for success increases.Therefore it in order to meet market business demand and challenge, needs using block dilatation, compact and compression storage
Method stores to improve block chain block, improves block exchange and efficiency of transmission is very urgent.
Block chain generally existing dilatation problem.With the growth of block chain number of transaction, the account book size of block chain is year-on-year
Increase, all multi-tiling chain scheme increasing rapidly with trading volume are enlarged block capacity, but block capacity expands
Appearance is not silver bullet, because after block capacity expansion, is not easy to the transimission and storage of block, such as bit coin, so simple to hand over
The trading frequency of easy type, low speed, if by the capacity enlargement of block to 30MB, the transaction data generated will also account within 1 year
With the space of 1.5TB, this brings greatly storage pressure for common machines node；And if block dilatation arrived
300MB, the transaction data of 1 year 15TB, probably I guess most of node is unaffordable.
Use conventional compression mode by one data block of respective block boil down to of full dose node in the prior art, to basis
The data block generates compression transaction and is issued.However this method optimizing degree is limited, and having when node account book synchronizes
Complexity is increased in terms of the verification of effect property；In addition, this user sends out the alliance of the mode of compression transaction more than the public chain or node
The enforcement difficulty of chain scene is larger.
Invention content
In view of this, the purpose of the present invention is to provide a kind of data compressing method, device and the electronics of block chain
Equipment improves the optimization degree of block chain data storage capacity to reduce the memory space of block chain data.
In a first aspect, an embodiment of the present invention provides a kind of data compressing methods of block chain, including：
Obtain the transaction request for carrying transaction data；
Obtain the corresponding compact nature of the block chain；Wherein, the compact nature is the block's attribute of compressed processing；
The compact block with the compact nature is generated according to the transaction data, to realize the number to the block chain
According to compression processing.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiments of first aspect, wherein institute
It states and obtains the corresponding compact nature of the block chain, including：
Compressed encoding is carried out to the primitive attribute of the block chain according to preset encoder dictionary, obtains compact nature.
The possible embodiment of with reference to first aspect the first, an embodiment of the present invention provides second of first aspect
Possible embodiment, wherein it is described that compressed encoding is carried out to the primitive attribute of the block chain according to preset encoder dictionary,
Compact nature is obtained, including：
By inquiring the encoder dictionary, the primitive attribute of the block chain is converted to the compact category of single-byte character
Property.
The possible embodiment of with reference to first aspect the first, an embodiment of the present invention provides the third of first aspect
Possible embodiment, wherein the encoder dictionary is with index；It is described according to preset encoder dictionary to the block chain
Primitive attribute carries out compressed encoding, obtains compact nature, including：
The primitive attribute for inquiring the block chain in the encoder dictionary by the index, obtains the compact category
Property.
With reference to first aspect, an embodiment of the present invention provides the 4th kind of possible embodiments of first aspect, wherein institute
It states and the compact block with the compact nature is generated according to the transaction data, including：
According to preset data format, the transaction data and the compact nature are written in corresponding block, obtained
The compact block.
With reference to first aspect, an embodiment of the present invention provides the 5th kind of possible embodiments of first aspect, wherein institute
The method of stating further includes：
The block data of the compact block is compressed, and compressed compression block data is stored in database
In；Wherein, the block data includes the transaction data and the compact nature.
With reference to first aspect, an embodiment of the present invention provides the 6th kind of possible embodiments of first aspect, wherein institute
It states after generating the compact block with the compact nature according to the transaction data, the method further includes：
When receiving transaction data inquiry request, the compressed data of the compact block storage is obtained；
Compact nature in the compressed data is converted into primitive attribute, obtains decompression data；
It is exported the decompression data as query result.
Second aspect, the embodiment of the present invention also provide a kind of data compression process device of block chain, including：
Acquisition request module, for obtaining the transaction request for carrying transaction data；
Attribute acquisition module, for obtaining the corresponding compact nature of the block chain；Wherein, the compact nature is through pressure
Contract the block's attribute handled；
Block generation module, for generating the compact block with the compact nature according to the transaction data, with reality
Now to the data compression process of the block chain.
In conjunction with second aspect, an embodiment of the present invention provides the first possible embodiments of second aspect, wherein institute
Stating device further includes：
Data acquisition module, the pressure for when receiving transaction data inquiry request, obtaining the compact block storage
Contracting data；
Data conversion module obtains decompression number for the compact nature in the compressed data to be converted to primitive attribute
According to；
As a result output module, for being exported the decompression data as query result.
The third aspect, the embodiment of the present invention also provide a kind of electronic equipment, including memory, processor, the memory
In be stored with the computer program that can be run on the processor, the processor is realized when executing the computer program
State the method described in first aspect or its any possible embodiment.
The embodiment of the present invention brings following advantageous effect：
In the embodiment of the present invention, the transaction request for carrying transaction data is obtained first；Then it is corresponding to obtain block chain
Compact nature；Wherein, compact nature is the block's attribute of compressed processing；Finally being generated according to the transaction data has compact nature
Compact block, to realize to the data compression process of block chain.At the data compression of block chain provided in an embodiment of the present invention
Manage method, apparatus and electronic equipment, by the way that the block's attribute of block chain is optimized compression processing, i.e., to block structure itself into
Row compactedness optimization processing realizes simple and effective and homomorphism the compression of block chain data, multiple not increasing validation verification
In the case of miscellaneous degree and enforcement difficulty, reduces the memory space of block chain data, improve the excellent of block chain data storage capacity
Change degree.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The purpose of the present invention and other advantages are in specification and attached drawing
Specifically noted structure is realized and is obtained.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of flow diagram of the data compressing method of block chain provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of the transaction data querying method of block chain provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic diagram of the data compressing method of block chain provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of the data compression process device of block chain provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the data compression process device of another block chain provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of electronic equipment provided in an embodiment of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
The block structure of block chain is as shown in table 1 below, block include block head (build) and block data (block number evidence) this
Two data fields.Wherein, block head stores the basic description information of block：The Hash HASH of block size, block version, father's block
It is worth (preceding piece of cryptographic Hash), the HASH values of current block, timestamp etc.；Block data is the main contents of block, including the block
In all transaction data, part alliance chain realize in each transaction also need to record call the information of intelligence contract, input,
Output, the identity information of negotiator and endorser and signature etc..Endorser is the block chain completed the transaction and participate in common recognition process
Participant, a transaction can have multiple endorsers, so having endorsement list.Behavior list in table 1 is the transaction
Specific steps, a transaction can equally have multiple steps, including obtain what data, be written with what data, wherein
The mode of write-in includes newly-increased, modification and deletes.Some block chains also have tail portion, such as the identity and label of record block producer
Name etc..
Table 1
Conventional compression method optimization degree is limited at present, and complexity is increased in terms of the validation verification when node account book synchronizes
Degree, and the enforcement difficulty of alliance's chain scene more than the public chain or node is larger.Based on this, one kind provided in an embodiment of the present invention
Data compressing method, device and the electronic equipment of block chain can be with by carrying out compactedness optimization to block structure itself
Simple and effective and homomorphism compression is realized, in the case where not increasing validation verification complexity and enforcement difficulty, it is possible to reduce
The memory space of block chain data improves the optimization degree of block chain data storage capacity.
For ease of understanding the present embodiment, the data pressure first to a kind of block chain disclosed in the embodiment of the present invention
Contracting processing method describes in detail.
Embodiment one：
It is fixed according to block structure, the limited feature of attribute-name, the data compression process of block chain provided in this embodiment
Method is a kind of compactedness optimization method based on encoder dictionary, specific as follows：
Fig. 1 is a kind of flow diagram of the data compressing method of block chain provided in an embodiment of the present invention, such as Fig. 1
Shown, this method includes following steps：
Step S102 obtains the transaction request for carrying transaction data.
Specifically, it receives client and sends transaction request；Parsing obtains transaction data from the transaction request.Specific solution
Analysis method is compared with technology, and which is not described herein again.
Step S104 obtains the corresponding compact nature of block chain；Wherein, compact nature is the block's attribute of compressed processing.
No matter which kind of block chain technology is realized, the block's attribute of block be it is geostationary, as version, blocknum,
Header, timestamp, channel correlation, chaincode correlations etc..It can be replaced with shorter character by encoder dictionary
Change these longer character attibute names.It is said from realization and one-to-one dictionary has only been added to map, original block chain is deposited
Storage structure and application method do not influence substantially, only need to be compiled according to built-in encoder dictionary in deposit and reading
Code and decoding.
Based on this, after getting transaction request, can according to preset encoder dictionary to the primitive attribute of block chain into
Row compressed encoding, obtains compact nature.Specifically, all block's attributes can be listed according to the block structure of such as table 1, led to
Inquiry encoder dictionary is crossed, all block's attributes is made to be mapped to shorter number or character, i.e., primitive attribute is converted into compact category
Property.
In order to improve compression ratio, in some possible embodiments, by inquiring encoder dictionary, by the original of block chain
Attribute is converted to the compact nature of single-byte character.The attribute-name of block is fixed, type is limited, substantially just using single-byte character
It can indicate all attribute-names.Table 2 is a kind of encoder dictionary mapping table of block chain, as shown in table 2, it is contemplated that at present
The block's attribute of block chain is relatively fewer, can be replaced with one character of temporary.
Table 2
Single attribute-name is mostly between 5-10 character, and for the attribute-name compression ratio of block chain 10% to 20%, this is right
It is a letter for the block stored using JSON (JavaScript Object Notation, JS object tag) format
Single effective and homomorphism compression method.Certainly, for different block chains, compression ratio is also to have different.Table 3
For a kind of encoder dictionary mapping table of bit coin block chain, as shown in table 3 below, the type number of block's attribute is 21, block category
Property character total length be 119, it is assumed that block's attribute occurs primary in each block, and compression ratio is：119 ÷ 21=5.66 times.And
Total number for Hyperledger Fabric block chains, one block merchandised containing 4 of citing, block's attribute is 375, block
Attribute character total length is 2673, wherein there is 322 repetition block's attributes, 53 attribute need to be finally replaced, so can still use individual character
Symbol continues to replace, and compression ratio is：2673 ÷ 375=7.12 times.
Table 3
In addition, encoder dictionary can also be arranged to obtain by User Defined, to meet the individual demand of user.
When more in view of block's attribute, for the ease of the quick search of encoder dictionary, in other possible embodiments
In, encoder dictionary inquires the primitive attribute of block chain in encoder dictionary by indexing, obtains compact nature with index.
Step S106 generates the compact block with above-mentioned compact nature according to above-mentioned transaction data, to realize to block
The data compression process of chain.
Specifically, according to preset data format, above-mentioned transaction data and compact nature is written in corresponding block, obtained
To compact block.
In the embodiment of the present invention, the transaction request for carrying transaction data is obtained first；Then it is corresponding to obtain block chain
Compact nature；Wherein, compact nature is the block's attribute of compressed processing；Finally being generated according to the transaction data has compact nature
Compact block, to realize to the data compression process of block chain.At the data compression of block chain provided in an embodiment of the present invention
Reason method carries out at compactedness optimization block structure itself by the way that the block's attribute of block chain is optimized compression processing
Reason, realizes simple and effective and homomorphism the compression of block chain data, is not increasing validation verification complexity and enforcement difficulty
In the case of, reduce the memory space of block chain data, improves the optimization degree of block chain data storage capacity.
In order to further increase the optimization degree of block chain data storage capacity, the above method further includes：To above-mentioned compact block
Block data compressed, and by compressed compression block data storage in the database；Wherein, which includes
Transaction data and compact nature.
Specifically, by above-mentioned, the compactedness optimization based on encoder dictionary, block structure itself are to be based on JSON formats, can
To consider that, using compression, compression is very effective to the content of text class.Table 4 shows some existing compression algorithms and correspondence
Compression ratio, compression speed and decompression speed.As shown in table 4, the compression algorithm of some mainstreams can reach 2~3 times of compression
Than compression effectiveness is preferable.
Table 4
| Compression algorithm | Compression ratio | Compression speed | Decompress speed |
| zstd 1.1.3-1 | 2.877 | 430MB/s | 1110MB/s |
| zlib 1.2.8-1 | 2.743 | 110MB/s | 400MB/s |
| brotli 0.5.2-0 | 2.708 | 400MB/s | 430MB/s |
| quicklz 1.5.0-1 | 2.238 | 550MB/s | 710MB/s |
| lzo1x 2.09-1 | 2.108 | 650MB/s | 830MB/s |
| lz4 1.7.5 | 2.101 | 720MB/s | 3600MB/s |
| snappy 1.1.3 | 2.091 | 500MB/s | 1650MB/s |
Fig. 2 is a kind of flow diagram of the transaction data querying method of block chain provided in an embodiment of the present invention, such as Fig. 2
Shown, based on the data compression method of above-mentioned block chain, which includes following steps：
Step S202 obtains the compressed data of compact block storage when receiving transaction data inquiry request.
Compact nature in compressed data is converted to primitive attribute by step S204, obtains decompression data.
Step S206 is exported above-mentioned decompression data as query result.
Block's attribute presses encoder dictionary densification, to block chain storage user provide one it is transparent backward compatible compact
Storage scheme.Fig. 3 is a kind of schematic diagram of the data compressing method of block chain provided in an embodiment of the present invention, such as Fig. 3 institutes
Show, when generating block chain block, store the operation of primitive attribute, by the conversion of encoder dictionary, is changed to storage compact nature, it is raw
At the compact block of block chain, compact block chain is formed.When needing to carry out inquiry operation by primitive attribute, by encoder dictionary pair
The conversion of querying attributes, is converted to and is inquired by compact nature, from compact block chain obtain compact nature query result it
Afterwards, then encoder dictionary Gray code is pressed, compact nature is converted to primitive attribute, returns to primitive attribute result.
To sum up, the data compressing method of block chain provided in this embodiment has the advantages that：1, it faces directly complete
The storage problem for measuring account book, is greatly decreased the memory space of account book.2, it is suitable for various block chain technologies, including publicly-owned chain, connection
Alliance's chain and privately owned chain, relevance grade are wide.
Embodiment two：
Fig. 4 is a kind of structural schematic diagram of the data compression process device of block chain provided in an embodiment of the present invention, such as Fig. 4
Shown, which includes：
Acquisition request module 42, for obtaining the transaction request for carrying transaction data；
Attribute acquisition module 44, for obtaining the corresponding compact nature of block chain；Wherein, compact nature is compressed processing
Block's attribute；
Block generation module 46, for generating the compact block with compact nature according to above-mentioned transaction data, to realize
To the data compression process of block chain.
In some possible embodiments, above-mentioned attribute acquisition module 44 is specifically used for：According to preset encoder dictionary pair
The primitive attribute of block chain carries out compressed encoding, obtains compact nature.
In order to improve compression ratio, above-mentioned attribute acquisition module 44 is specifically used for：By inquiring encoder dictionary, by block chain
Primitive attribute is converted to the compact nature of single-byte character.
When more in view of block's attribute, for the ease of the quick search of encoder dictionary, encoder dictionary is with index, above-mentioned category
Property acquisition module 44 is specifically used for：The primitive attribute for inquiring block chain in encoder dictionary by indexing, obtains compact nature.
In some possible embodiments, above-mentioned block generation module 46 is specifically used for：It, will according to preset data format
Transaction data and compact nature are written in corresponding block, obtain compact block.
In order to further increase the optimization degree of block chain data storage capacity, above-mentioned apparatus further includes：Data compressing module, should
Data compressing module is connect with block generation module 46, is compressed for the block data to compact block, and will be after compression
Compression block data storage in the database；Wherein, which includes transaction data and compact nature.
Fig. 5 is the structural schematic diagram of the data compression process device of another block chain provided in an embodiment of the present invention, such as
Shown in Fig. 5, on the basis of Fig. 4, which further includes：
Data acquisition module 52, the compression for when receiving transaction data inquiry request, obtaining compact block storage
Data；
Data conversion module 54 is decompressed for the compact nature in above-mentioned compressed data to be converted to primitive attribute
Data；
As a result output module 56, for being exported above-mentioned decompression data as query result.
In the embodiment of the present invention, the transaction request for carrying transaction data is obtained first；Then it is corresponding to obtain block chain
Compact nature；Wherein, compact nature is the block's attribute of compressed processing；Finally being generated according to the transaction data has compact nature
Compact block, to realize to the data compression process of block chain.At the data compression of block chain provided in an embodiment of the present invention
Reason device carries out at compactedness optimization block structure itself by the way that the block's attribute of block chain is optimized compression processing
Reason, realizes simple and effective and homomorphism the compression of block chain data, is not increasing validation verification complexity and enforcement difficulty
In the case of, reduce the memory space of block chain data, improves the optimization degree of block chain data storage capacity.
Embodiment three：
Referring to Fig. 6, the embodiment of the present invention also provides a kind of electronic equipment 100, including：Processor 60, memory 61, bus
62 and communication interface 63, the processor 60, communication interface 63 and memory 61 connected by bus 62；Processor 60 is for holding
The executable module stored in line storage 61, such as computer program.
Wherein, memory 61 may include high-speed random access memory (RAM, Random Access Memory),
May further include nonvolatile memory (non-volatile memory), for example, at least a magnetic disk storage.By at least
One communication interface 63 (can be wired or wireless) realizes the communication between the system network element and at least one other network element
Connection can use internet, wide area network, local network, Metropolitan Area Network (MAN) etc..
Bus 62 can be isa bus, pci bus or eisa bus etc..The bus can be divided into address bus, data
Bus, controlling bus etc..Only indicated with a four-headed arrow for ease of indicating, in Fig. 6, it is not intended that an only bus or
A type of bus.
Wherein, memory 61 is for storing program, and the processor 60 executes the journey after receiving and executing instruction
Sequence, the method performed by device that the stream process that aforementioned any embodiment of the embodiment of the present invention discloses defines can be applied to handle
In device 60, or realized by processor 60.
Processor 60 may be a kind of IC chip, the processing capacity with signal.During realization, above-mentioned side
Each step of method can be completed by the integrated logic circuit of the hardware in processor 60 or the instruction of software form.Above-mentioned
Processor 60 can be general processor, including central processing unit (Central Processing Unit, abbreviation CPU), network
Processor (Network Processor, abbreviation NP) etc.；It can also be digital signal processor (Digital Signal
Processing, abbreviation DSP), application-specific integrated circuit (Application Specific Integrated Circuit, referred to as
ASIC), ready-made programmable gate array (Field-Programmable Gate Array, abbreviation FPGA) or other are programmable
Logical device, discrete gate or transistor logic, discrete hardware components.It may be implemented or execute in the embodiment of the present invention
Disclosed each method, step and logic diagram.General processor can be microprocessor or the processor can also be to appoint
What conventional processor etc..The step of method in conjunction with disclosed in the embodiment of the present invention, can be embodied directly in hardware decoding processing
Device executes completion, or in decoding processor hardware and software module combination execute completion.Software module can be located at
Machine memory, flash memory, read-only memory, programmable read only memory or electrically erasable programmable memory, register etc. are originally
In the storage medium of field maturation.The storage medium is located at memory 61, and processor 60 reads the information in memory 61, in conjunction with
Its hardware completes the step of above method.
It is apparent to those skilled in the art that for convenience and simplicity of description, the block of foregoing description
The data compression process device of chain and the specific work process of electronic equipment can refer to corresponding in preceding method embodiment
Journey, details are not described herein.
The data compression process device and electronic equipment of block chain provided in an embodiment of the present invention are provided with above-described embodiment
The data compressing method technical characteristic having the same of block chain reach so can also solve identical technical problem
Identical technique effect.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustrative, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
Flow chart and block diagram in attached drawing show device, method and the computer journey of multiple embodiments according to the present invention
The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation
A part for a part for one module, section or code of table, the module, section or code includes one or more uses
The executable instruction of the logic function as defined in realization.It should also be noted that in some implementations as replacements, being marked in box
The function of note can also occur in a different order than that indicated in the drawings.For example, two continuous boxes can essentially base
Originally it is performed in parallel, they can also be executed in the opposite order sometimes, this is depended on the functions involved.It is also noted that
It is the combination of each box in block diagram and or flow chart and the box in block diagram and or flow chart, can uses and execute rule
The dedicated hardware based system of fixed function or action is realized, or can use the group of specialized hardware and computer instruction
It closes to realize.
The computer program product of the data compressing method for the progress block chain that the embodiment of the present invention is provided, including
Store the computer readable storage medium of the executable non-volatile program code of processor, the finger that said program code includes
It enables and can be used for executing the method described in previous methods embodiment, specific implementation can be found in embodiment of the method, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.The apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
A kind of division of logic function, formula that in actual implementation, there may be another division manner, in another example, multiple units or component can combine
Or it is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed phase
Coupling, direct-coupling or communication connection between mutually can be by some communication interfaces, the INDIRECT COUPLING of device or unit or
Communication connection can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in the executable non-volatile computer read/write memory medium of a processor.Based on this understanding, of the invention
Technical solution substantially the part of the part that contributes to existing technology or the technical solution can be with software in other words
The form of product embodies, which is stored in a storage medium, including some instructions use so that
One computer equipment (can be personal computer, server or the network equipment etc.) executes each embodiment institute of the present invention
State all or part of step of method.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-
Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with
Store the medium of program code.
Finally it should be noted that：Embodiment described above, only specific implementation mode of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, it can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of data compressing method of block chain, which is characterized in that including：
Obtain the transaction request for carrying transaction data；
Obtain the corresponding compact nature of the block chain；Wherein, the compact nature is the block's attribute of compressed processing；
The compact block with the compact nature is generated according to the transaction data, to realize the data pressure to the block chain
Contracting is handled.
2. according to the method described in claim 1, it is characterized in that, described obtain the corresponding compact nature of the block chain, packet
It includes：
Compressed encoding is carried out to the primitive attribute of the block chain according to preset encoder dictionary, obtains compact nature.
3. according to the method described in claim 2, it is characterized in that, it is described according to preset encoder dictionary to the block chain
Primitive attribute carries out compressed encoding, obtains compact nature, including：
By inquiring the encoder dictionary, the primitive attribute of the block chain is converted to the compact nature of single-byte character.
4. according to the method described in claim 2, it is characterized in that, the encoder dictionary is with index；It is described according to preset
Encoder dictionary carries out compressed encoding to the primitive attribute of the block chain, obtains compact nature, including：
The primitive attribute for inquiring the block chain in the encoder dictionary by the index, obtains the compact nature.
5. according to the method described in claim 1, it is characterized in that, described generate according to the transaction data with described compact
The compact block of attribute, including：
According to preset data format, the transaction data and the compact nature are written in corresponding block, obtained described
Compact block.
6. according to the method described in claim 1, it is characterized in that, the method further includes：
The block data of the compact block is compressed, and in the database by the storage of compressed compression block data；
Wherein, the block data includes the transaction data and the compact nature.
7. according to the method described in claim 1, it is characterized in that, described generate according to the transaction data with described compact
After the compact block of attribute, the method further includes：
When receiving transaction data inquiry request, the compressed data of the compact block storage is obtained；
Compact nature in the compressed data is converted into primitive attribute, obtains decompression data；
It is exported the decompression data as query result.
8. a kind of data compression process device of block chain, which is characterized in that including：
Acquisition request module, for obtaining the transaction request for carrying transaction data；
Attribute acquisition module, for obtaining the corresponding compact nature of the block chain；Wherein, the compact nature is compressed place
The block's attribute of reason；
Block generation module, for generating the compact block with the compact nature according to the transaction data, with realization pair
The data compression process of the block chain.
9. device according to claim 8, which is characterized in that described device further includes：
Data acquisition module, the compression number for when receiving transaction data inquiry request, obtaining the compact block storage
According to；
Data conversion module obtains decompression data for the compact nature in the compressed data to be converted to primitive attribute；
As a result output module, for being exported the decompression data as query result.
10. a kind of electronic equipment, including memory, processor, it is stored with and can runs on the processor in the memory
Computer program, which is characterized in that the processor, which is realized when executing the computer program in the claims 1-7, appoints
Method described in one.
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