CN113407509A - Data compression method and device, computer equipment and storage medium - Google Patents
Data compression method and device, computer equipment and storage medium Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000013144 data compression Methods 0.000 title claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000004590 computer program Methods 0.000 claims description 20
- 238000012163 sequencing technique Methods 0.000 claims description 11
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- 230000007547 defect Effects 0.000 abstract description 3
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- G06F16/10—File systems; File servers
- G06F16/17—Details of further file system functions
- G06F16/174—Redundancy elimination performed by the file system
- G06F16/1744—Redundancy elimination performed by the file system using compression, e.g. sparse files
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Abstract
The embodiment of the invention provides a data compression method, a data compression device, computer equipment and a storage medium, wherein the data compression method comprises the following steps: acquiring a plurality of user digital IDs; classifying the user digital IDs to obtain continuous user digital IDs; determining the set of consecutive user digital IDs to be a first set; compressing the first set into compressed data in a preset format; in the embodiment of the invention, the numerical type is retrieved by algorithm compression, the performance of the computing equipment is improved, the database retrieves the numerical type data in batch under a large amount of data scenes, and the waste of network and database resources is reduced and the generation of defects is reduced by the algorithm compression.
Description
Technical Field
The present invention relates to the field of computer technologies, and in particular, to a data compression method, a data compression apparatus, a computer device, and a storage medium.
Background
As the data volume of this system increases, performance may become slower and even cause bugs when data needs to be retrieved in batches based on id. For example, when an application queries a database for multiple primary keys, if the number of primary keys is too large, this may result in a number list that is too long to report in error, or may result in poor performance.
Disclosure of Invention
In view of the above problems, embodiments of the present invention are proposed to provide a method of compressing data, an apparatus for compressing data, a computer device and a storage medium that overcome or at least partially solve the above problems.
In order to solve the above problem, an embodiment of the present invention discloses a data compression method, including:
acquiring a plurality of user digital IDs;
classifying the user digital IDs to obtain continuous user digital IDs;
determining the set of consecutive user digital IDs to be a first set;
and compressing the first set into compressed data in a preset format.
Preferably, the method further comprises:
determining the user digital IDs other than the set of consecutive user digital IDs as a second set.
Preferably, the classifying the user digital IDs to obtain consecutive user digital IDs includes:
sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
judging whether the current element and the next element in each user digital ID which are sequentially arranged are continuous or not;
and when the current element and the next element in each user digital ID which are sequentially arranged are continuous, determining that the user digital ID is the continuous user digital ID.
Preferably, the compressing the first set into the compressed data in the preset format includes:
the first set is compressed into compressed data containing the first and last elements of each successive user digital ID.
Preferably, the acquiring a plurality of user digital IDs comprises:
when the numerical value type data is retrieved in a batch, a plurality of user numerical IDs are acquired.
The embodiment of the invention discloses a data compression device, which comprises:
an acquisition module for acquiring a plurality of user digital IDs;
the classification module is used for classifying the user digital IDs to acquire continuous user digital IDs;
a first set determination module for determining the set of consecutive user digital IDs as a first set;
and the compression module is used for compressing the first set into compressed data in a preset format.
Preferably, the apparatus further comprises:
a second set determination module for determining the user digital IDs other than the set of consecutive user digital IDs as a second set.
Preferably, the classification module comprises:
the sequencing submodule is used for sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
the judgment submodule is used for judging whether the current element and the next element in each user digital ID which are sequentially arranged are continuous or not;
and the determining submodule is used for determining that the user digital ID is a continuous user digital ID when the current element and the next element in each user digital ID which is arranged in sequence are continuous.
The embodiment of the invention discloses computer equipment, which comprises a memory and a processor, wherein the memory stores a computer program, and the processor realizes the steps of the data compression method when executing the computer program.
The embodiment of the invention discloses a computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and the computer program is used for realizing the steps of the data compression method when being executed by a processor.
The embodiment of the invention has the following advantages:
in the embodiment of the present invention, the data compression method includes: acquiring a plurality of user digital IDs; classifying the user digital IDs to obtain continuous user digital IDs; determining the set of consecutive user digital IDs to be a first set; compressing the first set into compressed data in a preset format; in the embodiment of the invention, the numerical type is retrieved by algorithm compression, the performance of the computing equipment is improved, the database retrieves the numerical type data in batch under a large amount of data scenes, and the waste of network and database resources is reduced and the generation of defects is reduced by the algorithm compression.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts
FIG. 1 is a flow chart of steps of an embodiment of a method for compressing data according to an embodiment of the present invention;
FIG. 2 is a flow chart illustrating a sequence of user digital ID acquisition steps according to an embodiment of the present invention;
FIG. 3 is a block diagram of an embodiment of a data compression apparatus according to an embodiment of the present invention;
FIG. 4 is an internal block diagram of a computer device of an embodiment.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the embodiments of the present invention more clearly apparent, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, a flowchart illustrating steps of an embodiment of a data compression method according to an embodiment of the present invention is shown, which may specifically include the following steps:
step 101, acquiring a plurality of user digital IDs;
in the embodiment of the present invention, the data compression method may be applied to a learning platform, and the learning platform may be run on a plurality of terminals, such as a Personal Computer (PC), a smart Phone, a tablet Computer, and other terminals that may be installed with an application program, for example, a smart watch, and the like.
In a specific application, the learning platform may include an authentication module, an examination module, a community module, a course module, a system module, a unified deployment module, and the like, and may also include other modules, such as a login module, and the like, which is not limited in the embodiments of the present invention;
in practical application to the embodiment of the present invention, a plurality of user digital IDs may be obtained, where the user digital IDs may be identifiers in a digital form, and may be used to identify accounts of users in a database, and the like.
In this embodiment of the present invention, the acquiring the plurality of user digital IDs includes: when retrieving numerical type data in batches, a plurality of user numerical IDs are taken. That is, in an application scenario of retrieving data type data in bulk, a plurality of user digital IDs in a database are acquired.
102, classifying the user digital IDs to obtain continuous user digital IDs;
in the embodiment of the invention, the user digital IDs can be sequenced firstly, the user digital IDs can be sequenced from small to large in sequence, and the user digital IDs can also be sequenced from large to small in sequence, so that the embodiment of the invention does not limit the user digital IDs;
after sorting, a determination step may be performed for each element in the user digital ID to see whether the next element is a sum of the previous element and one, that is, whether the previous element and the next element are consecutive, and if so, it is determined that the user digital ID is a consecutive user digital ID
In the embodiment of the present invention, referring to fig. 2, a schematic flow chart of a continuous user digital ID obtaining step in the embodiment of the present invention is shown, where the classifying the user digital IDs to obtain continuous user digital IDs includes the following sub-steps:
substep 11, sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
a substep 12 of judging whether the current element and the next element in each user number ID arranged in sequence are continuous;
and a substep 13, determining the user number ID as a continuous user number ID when the current element and the next element in each user number ID arranged in sequence are continuous.
For example, when the user digital IDs are 123, 78910111213141516, 17, 19, and 21, the user digital IDs can be sorted as follows: 17. 19, 21, 123, 78910111213141516; and then, whether each user digital ID is continuous is judged, and the obtained continuous user digital ID is as follows: 123. 78910111213141516 are provided.
Step 103, determining the set of the continuous user digital IDs as a first set;
further applied to the embodiment of the present invention, the set of consecutive user digital IDs is a first set, for example, the following consecutive user digital IDs: 123. 78910111213141516 are determined to be the first set.
And 104, compressing the first set into compressed data in a preset format.
In particular, the first set may be compressed into compressed data in a preset format, for example, the following consecutive user number IDs: 123. 78910111213141516 are compressed into between 1and 3 and between 7and 16, in the embodiment of the invention, the performance of the computing equipment is improved by compressing and searching the numerical type through the algorithm, and in a large amount of data scenes, the database searches the numerical type data in batch, and the waste of network and database resources is reduced by the algorithm compression.
In a preferred embodiment of the present invention, the compressing the first set into compressed data in a preset format includes: the first set is compressed into compressed data including the first element and the last element of each consecutive user number ID, i.e. between 1and 3, between 7and 16, or other forms of compressed data, which is not limited by the embodiments of the present invention.
In another aspect, the method further comprises: determining the user digital IDs other than the set of consecutive user digital IDs as a second set. User digital IDs other than the set of consecutive user digital IDs may also be determined as the second set, i.e. 17, 19, 21 may be determined as the second set, which may be added to the set of in, such as in (17, 19, 21).
In the embodiment of the present invention, the data compression method includes: acquiring a plurality of user digital IDs; classifying the user digital IDs to obtain continuous user digital IDs; determining the set of consecutive user digital IDs to be a first set; compressing the first set into compressed data in a preset format; in the embodiment of the invention, the numerical type is retrieved by algorithm compression, the performance of the computing equipment is improved, the database retrieves the numerical type data in batch under a large amount of data scenes, and the waste of network and database resources is reduced and the generation of defects is reduced by the algorithm compression.
In order that those skilled in the art will better understand the embodiments of the present invention, the following description is given by way of a specific example:
under the condition of a large amount of data, the database searches numerical value type data in batch, and the waste of network and database resources is reduced by algorithm compression.
The whole treatment process comprises the following steps:
after the application layer analyzes the value list of the incoming database, two sets are obtained, wherein one set is a value discontinuous set (1,3,5), and the other set is a value continuous set (1,2,3) and only records an upper limit (1) and a lower limit (3). The database then cycles through 2 sets, discontinuous sets to in (1,3,5), and continuous lists to between 1and 3. Thereby improving performance.
1) Firstly, the numerical value is compressed according to the numerical value list to obtain compressed data, and the numerical value type is compressed and retrieved according to the algorithm, so that the performance is improved, and the bug generation is reduced.
2) The list of values is compressed to improve performance.
It should be noted that, for simplicity of description, the method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the illustrated order of acts, as some steps may occur in other orders or concurrently in accordance with the embodiments of the present invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no particular act is required to implement the invention.
Referring to fig. 3, a block diagram of an embodiment of a data compression apparatus according to an embodiment of the present invention is shown, which may specifically include the following modules:
an obtaining module 301, configured to obtain a plurality of user digital IDs;
a classification module 302, configured to classify the user digital IDs to obtain consecutive user digital IDs;
a first set determining module 303, configured to determine the set of consecutive user digital IDs as a first set;
a compressing module 304, configured to compress the first set into compressed data in a preset format.
Preferably, the apparatus further comprises:
a second set determination module for determining the user digital IDs other than the set of consecutive user digital IDs as a second set.
Preferably, the classification module comprises:
the sequencing submodule is used for sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
the judgment submodule is used for judging whether the current element and the next element in each user digital ID which are sequentially arranged are continuous or not;
and the determining submodule is used for determining that the user digital ID is a continuous user digital ID when the current element and the next element in each user digital ID which is arranged in sequence are continuous.
Preferably, the compression module comprises:
a compression submodule for compressing said first set into compressed data containing a first element and a last element of each successive user number ID.
Preferably, the obtaining module includes:
and the acquisition submodule is used for acquiring a plurality of user digital IDs when the numerical value type data is searched in batches.
The modules in the data compression device can be wholly or partially implemented by software, hardware and a combination thereof. The modules can be embedded in a hardware form or independent from a processor in the computer device, and can also be stored in a memory in the computer device in a software form, so that the processor can call and execute operations corresponding to the modules.
The provided data compression device can be used for executing the data compression method provided by any embodiment, and has corresponding functions and beneficial effects.
In one embodiment, a computer device is provided, which may be a terminal, and its internal structure diagram may be as shown in fig. 4. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a method of compressing data. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
Those skilled in the art will appreciate that the architecture shown in fig. 4 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having a computer program stored therein, the processor implementing the following steps when executing the computer program:
acquiring a plurality of user digital IDs;
classifying the user digital IDs to obtain continuous user digital IDs;
determining the set of consecutive user digital IDs to be a first set;
and compressing the first set into compressed data in a preset format.
Preferably, the method further comprises:
determining the user digital IDs other than the set of consecutive user digital IDs as a second set.
Preferably, the classifying the user digital IDs to obtain consecutive user digital IDs includes:
sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
judging whether the current element and the next element in each user digital ID which are sequentially arranged are continuous or not;
and when the current element and the next element in each user digital ID which are sequentially arranged are continuous, determining that the user digital ID is the continuous user digital ID.
Preferably, the compressing the first set into the compressed data in the preset format includes:
the first set is compressed into compressed data containing the first and last elements of each successive user digital ID.
Preferably, the acquiring a plurality of user digital IDs comprises:
when the numerical value type data is retrieved in a batch, a plurality of user numerical IDs are acquired.
In one embodiment, a computer-readable storage medium is provided, having a computer program stored thereon, which when executed by a processor, performs the steps of:
acquiring a plurality of user digital IDs;
classifying the user digital IDs to obtain continuous user digital IDs;
determining the set of consecutive user digital IDs to be a first set;
and compressing the first set into compressed data in a preset format.
Preferably, the method further comprises:
determining the user digital IDs other than the set of consecutive user digital IDs as a second set.
Preferably, the classifying the user digital IDs to obtain consecutive user digital IDs includes:
sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
judging whether the current element and the next element in each user digital ID which are sequentially arranged are continuous or not;
and when the current element and the next element in each user digital ID which are sequentially arranged are continuous, determining that the user digital ID is the continuous user digital ID.
Preferably, the compressing the first set into the compressed data in the preset format includes:
the first set is compressed into compressed data containing the first and last elements of each successive user digital ID.
Preferably, the acquiring a plurality of user digital IDs comprises:
when the numerical value type data is retrieved in a batch, a plurality of user numerical IDs are acquired.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, apparatus, or computer program product. Accordingly, embodiments of the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, embodiments of the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
Embodiments of the present invention are described with reference to flowchart illustrations and/or block diagrams of methods, terminal devices (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing terminal to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing terminal, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing terminal to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing terminal to cause a series of operational steps to be performed on the computer or other programmable terminal to produce a computer implemented process such that the instructions which execute on the computer or other programmable terminal provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the invention.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The present invention provides a data compression method, a data compression apparatus, a computer device and a storage medium, which are described in detail above, and the principles and embodiments of the present invention are explained herein by applying specific examples, and the descriptions of the above examples are only used to help understand the method and the core ideas of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A method of compressing data, comprising:
acquiring a plurality of user digital IDs;
classifying the user digital IDs to obtain continuous user digital IDs;
determining the set of consecutive user digital IDs to be a first set;
and compressing the first set into compressed data in a preset format.
2. The method of compressing data as recited in claim 1, further comprising:
determining the user digital IDs other than the set of consecutive user digital IDs as a second set.
3. The data compression method according to claim 1, wherein the classifying the user digital IDs to obtain consecutive user digital IDs comprises:
sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
judging whether the current element and the next element in each user digital ID which are sequentially arranged are continuous or not;
and when the current element and the next element in each user digital ID which are sequentially arranged are continuous, determining that the user digital ID is the continuous user digital ID.
4. The method according to claim 1, wherein said compressing the first set into compressed data of a predetermined format comprises:
the first set is compressed into compressed data containing the first and last elements of each successive user digital ID.
5. The method of claim 1, wherein said obtaining a plurality of user digital IDs comprises:
when the numerical value type data is retrieved in a batch, a plurality of user numerical IDs are acquired.
6. An apparatus for compressing data, comprising:
an acquisition module for acquiring a plurality of user digital IDs;
the classification module is used for classifying the user digital IDs to acquire continuous user digital IDs;
a first set determination module for determining the set of consecutive user digital IDs as a first set;
and the compression module is used for compressing the first set into compressed data in a preset format.
7. The apparatus for compressing data according to claim 6, further comprising:
a second set determination module for determining the user digital IDs other than the set of consecutive user digital IDs as a second set.
8. The apparatus for compressing data according to claim 7, wherein said classification module comprises:
the sequencing submodule is used for sequencing the user digital IDs to obtain the user digital IDs which are sequentially arranged;
the judgment submodule is used for judging whether the current element and the next element in each user digital ID which are sequentially arranged are continuous or not;
and the determining submodule is used for determining that the user digital ID is a continuous user digital ID when the current element and the next element in each user digital ID which is arranged in sequence are continuous.
9. A computer device comprising a memory and a processor, the memory storing a computer program, characterized in that the processor, when executing the computer program, implements the steps of the method of compression of data according to any one of claims 1 to 5.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of compression of data according to any one of claims 1 to 5.
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| CN114387647A (en) * | 2021-12-29 | 2022-04-22 | 北京瑞莱智慧科技有限公司 | Method and device for generating anti-disturbance and storage medium |
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Application publication date: 20210917 |