CN112347335A - Method, system, computer equipment and storage medium for efficient retrieval of Elasticissearch - Google Patents
Method, system, computer equipment and storage medium for efficient retrieval of Elasticissearch Download PDFInfo
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- CN112347335A CN112347335A CN202011193220.2A CN202011193220A CN112347335A CN 112347335 A CN112347335 A CN 112347335A CN 202011193220 A CN202011193220 A CN 202011193220A CN 112347335 A CN112347335 A CN 112347335A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004364 calculation method Methods 0.000 claims abstract description 26
- 230000003993 interaction Effects 0.000 claims abstract description 24
- 239000012634 fragment Substances 0.000 claims description 77
- 238000004590 computer program Methods 0.000 claims description 9
- 238000013024 troubleshooting Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 2
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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
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/953—Querying, e.g. by the use of web search engines
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
- G06F11/1461—Backup scheduling policy
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
- G06F11/1464—Management of the backup or restore process for networked environments
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Abstract
The invention relates to a method, a system, computer equipment and a storage medium for efficient retrieval of an elastic search, which relate to the technical field of risk troubleshooting and comprise data writing and data reading, wherein when the data is written, a client selects a first-level coordination node to carry out information interaction, namely, a writing request is sent, the position of a document is determined through routing calculation, the writing request is forwarded to a second-level coordination node to execute the writing request, the data is backed up to a third-level coordination node after the writing request is executed successfully, meanwhile, the data is returned to the first-level coordination node, when the data is read, the client selects the first-level coordination node to carry out information interaction, namely, the reading request is sent, the position of the document is determined through routing calculation, the reading request is forwarded to the second-level coordination node to execute the reading request, the data is returned to the first-level coordination node after the reading request is executed successfully, and the data is, the query work can be performed quickly and efficiently.
Description
Technical Field
The invention relates to the technical field of risk investigation, in particular to an Elasticissearch efficient retrieval method, system, computer equipment and storage medium.
Background
With the continuous progress of the risk investigation work, massive risk data are accumulated, the original oracl database cannot meet the efficient inquiry work of massive data, and in severe cases, the whole inquiry system is broken down, data loss is caused, and the loss is large.
Disclosure of Invention
In order to overcome the defects of the prior art, the method, the system, the computer equipment and the storage medium for efficient retrieval of the elastic search can support wireless expansion and meet the aim of efficiently inquiring mass data.
The technical scheme adopted by the invention for solving the technical problems is as follows: the improvement of the method for efficient retrieval of the Elasticissearch comprises data writing and data reading;
the data writing steps are as follows:
the method comprises the steps that a client selects a first-level coordination node to carry out information interaction, namely, a write request is sent, the position of a document is determined through routing calculation, the write request is forwarded to a second-level coordination node to execute the write request, data is backed up to a third-level coordination node after the write request is successfully executed, meanwhile, the data is returned to the first-level coordination node which interacts with the client information, the first-level coordination node, the second-level coordination node and the third-level coordination node report success, the second-level coordination node reports success to the first-level coordination node, and the first-level coordination node reports success to the client;
the data reading steps are as follows:
the client selects a first-level coordination node to perform information interaction, namely, a read request is sent, the position of a document is determined through routing calculation, the read request is forwarded to a second-level coordination node to execute the read request, the data is returned to the first-level coordination node interacting with the client information after the read request is executed successfully, and the data is finally returned to the client.
As an improvement of the above technical solution, the primary coordination node, the secondary coordination node, and the tertiary coordination node each include a primary segment and a replica segment.
As a further improvement of the above technical solution, when data is written: when a client selects a primary coordination node to perform information interaction, determining that a document belongs to a main fragment of the primary coordination node through routing calculation, forwarding a write request to a main fragment of a secondary coordination node, executing the write request, backing up data to a copy fragment of a tertiary coordination node when the write request is successfully executed, and simultaneously returning the data to a copy fragment of the primary coordination node, wherein the copy fragment of the primary coordination node, the copy fragment of the secondary coordination node and the copy fragment of the tertiary coordination node all report success, the secondary coordination node reports success to the primary coordination node, and the primary coordination node reports success to the client.
As a further improvement of the above technical solution, when data is read: when a client selects a primary coordination node for information interaction, determining that a document belongs to a primary fragment of a secondary coordination node through routing calculation, when a read request is forwarded to the secondary coordination node, specifically storing the read request on the primary fragment of the secondary coordination node, executing the read request, when the read request is successfully executed, returning data to a secondary fragment of the primary coordination node interacting with the client information, and finally returning the data to the client.
The improvement of the Elasticissearch efficient retrieval system is that the Elasticissearch efficient retrieval system comprises a data system, wherein the data system is used for receiving a write request of a client, executing the write request after determining the position of a document, backing up data after the write request is successful, and reporting the success to the client, and is also used for receiving a read request of the client, executing the read request after determining the position of the document, and returning the document to the client after the read request is successful.
As a further improvement of the above technical solution, the data system includes a primary coordination node, a secondary coordination node, and a tertiary coordination node, and the primary coordination node, the secondary coordination node, and the tertiary coordination node are electrically connected to each other.
As a further improvement of the above technical solution, the primary coordination node, the secondary coordination node, and the tertiary coordination node all include a primary segment and a replica segment.
As a further improvement of the above technical solution, when data is written in the data system: when a client selects a primary coordination node to perform information interaction, determining that a document belongs to a main fragment of the primary coordination node through routing calculation, forwarding a write request to a main fragment of a secondary coordination node, executing the write request, backing up data to a copy fragment of a tertiary coordination node when the write request is successfully executed, and simultaneously returning the data to a copy fragment of the primary coordination node, wherein the copy fragment of the primary coordination node, the copy fragment of the secondary coordination node and the copy fragment of the tertiary coordination node all report success, the secondary coordination node reports success to the primary coordination node, and the primary coordination node reports success to the client.
As a further improvement of the above technical solution, when the data system reads data: when a client selects a primary coordination node for information interaction, determining that a document belongs to a primary fragment of a secondary coordination node through routing calculation, when a read request is forwarded to the secondary coordination node, specifically storing the read request on the primary fragment of the secondary coordination node, executing the read request, when the read request is successfully executed, returning data to a secondary fragment of the primary coordination node interacting with the client information, and finally returning the data to the client.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the method of any one of the above when executing the computer program.
A computer readable storage medium having stored thereon a computer program for executing the method of any of the above.
The invention has the beneficial effects that: the invention solves the storage problem of mass data through the structural arrangement, supports infinite expansion and meets the requirement of high-efficiency searching of mass data.
Drawings
FIG. 1 is a block diagram of the architecture for data writing according to the present invention;
FIG. 2 is a block diagram of the data reading structure of the present invention.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
The invention discloses a method for efficient retrieval of an elastic search, which comprises data writing and data reading;
referring to fig. 1, the data writing step is as follows:
the client selects a first-level coordination Node1 to perform information interaction, namely, a write request is sent, the position of a document is determined through route calculation, the write request is forwarded to a second-level coordination Node2 to execute the write request, after the write request is successfully executed, data is backed up to a third-level coordination Node3, meanwhile, the data is returned to the first-level coordination Node1 interacting with the client information, the first-level coordination Node1, the second-level coordination Node2 and the third-level coordination Node3 all report success, the second-level coordination Node2 reports success to the first-level coordination Node1, and the first-level coordination Node1 reports success to the client;
referring to fig. 2, the data reading step is as follows:
the client selects the first-level coordination Node1 to perform information interaction, namely, sends a read request, determines the document position through routing calculation, forwards the read request to the second-level coordination Node2 to execute the read request, returns the data to the first-level coordination Node1 interacting with the client information after the read request is executed successfully, and finally returns the data to the client.
In the above embodiment, the primary coordination Node1, the secondary coordination Node2, and the tertiary coordination Node3 are mainly used for request forwarding during data writing, the primary coordination Node1, the secondary coordination Node2, and the tertiary coordination Node3 are mainly used for read operation during data reading, when data writing, the client sends a write request to the primary coordination Node1, the primary coordination Node1 determines the position of a document through routing calculation and forwards the write request to the secondary coordination Node2 to execute the write request, after the write request is successfully executed, the data is returned to the primary coordination Node1 and finally returned to the client, and after the write request is successfully executed, the data is backed up to the tertiary coordination Node3, so that the problem of insufficient volume of mass data in the present invention is solved; when data is read, a client sends a read request to the primary coordination Node1, the primary coordination Node1 determines the position of a document through calculation, the read request is forwarded to the secondary coordination Node2 and the read request is executed, the data is returned to the Node1 on the primary coordination Node after the read request is executed successfully, and the data is finally returned to the client.
Further, the primary coordination Node1, the secondary coordination Node2, and the tertiary coordination Node3 each include a master fragment and a replica fragment.
Referring to fig. 1, when data is written: when a client selects a first-level coordination Node1 to perform information interaction, a main fragment P0 of a document belonging to the first-level coordination Node1 is determined through routing calculation, a write request is forwarded to a main fragment P1 of a second-level coordination Node2, the write request is executed, when the write request is successfully executed, data is backed up to a copy fragment R1 of a third-level coordination Node3, and meanwhile, the data is returned to the copy fragment R1 of the first-level coordination Node1, the copy fragment R1 of the first-level coordination Node1, the copy fragment R0 of the second-level coordination Node2 and the copy fragment R1 of the third-level coordination Node3 all report success, then the second-level coordination Node2 reports success to the first-level coordination Node1, and the first-level coordination Node1 reports success to the client.
Referring to fig. 2, at the time of data reading: when a client selects a primary coordination Node1 to perform information interaction, a main fragment P1 of a document belonging to a secondary coordination Node2 is determined through routing calculation, when a read request is forwarded to the secondary coordination Node2, the main fragment P1 of the secondary coordination Node2 is stored specifically, the read request is executed, when the read request is executed successfully, data is returned to a copy fragment R1 of the primary coordination Node1 interacting with the client information, and the data is finally returned to the client.
In the above embodiment, when data is written, when a client selects a primary coordination Node1 to perform information interaction, it is determined through route calculation that a document belongs to a primary segment P0 of the primary coordination Node1, a write request is forwarded to a primary segment P1 of a secondary coordination Node2, and the write request is executed, when the write request is successfully executed, data is backed up to a copy segment R1 of a tertiary coordination Node3, and at the same time, data is returned to a copy segment R1 of the primary coordination Node1, all copy segments are reported successfully, and when the secondary coordination Node2 reports successfully to the primary coordination Node1, the primary coordination Node1 reports successfully to the client. When data is read, a client selects a primary coordination Node1 to perform information interaction, and determines that a document belongs to a main fragment P1 of a secondary coordination Node2 through routing calculation, because the primary coordination Node1, the secondary coordination Node2 and a tertiary coordination Node3 all comprise main fragments, load balance is achieved according to polling, a read request is forwarded to the main fragment P1 of the secondary coordination Node2, the read request is executed, when the read request is executed successfully, the data is returned to a copy fragment R1 of the primary coordination Node1, and finally, the primary coordination Node1 returns the document to the client.
The data system is used for receiving a write request of a client, executing the write request after determining the position of a document, backing up data after the write request is successful, reporting the success to the client, receiving a read request of the client, executing the read request after determining the position of the document, and returning the document to the client after the read request is successful.
In the above embodiments, the present invention data system and data system
The data system comprises a first-level coordination Node1, a second-level coordination Node2 and a third-level coordination Node3, wherein the first-level coordination Node1, the second-level coordination Node2 and the third-level coordination Node3 are electrically connected. The first-level coordination Node1, the second-level coordination Node2 and the third-level coordination Node3 all include a master fragment and a replica fragment.
The data system, when data is written: when a client selects a first-level coordination Node1 to perform information interaction, a main fragment P0 of a document belonging to the first-level coordination Node1 is determined through routing calculation, a write request is forwarded to a main fragment P1 of a second-level coordination Node2, the write request is executed, when the write request is successfully executed, data is backed up to a copy fragment R1 of a third-level coordination Node3, and meanwhile, the data is returned to the copy fragment R1 of the first-level coordination Node1, the copy fragment R1 of the first-level coordination Node1, the copy fragment R0 of the second-level coordination Node2 and the copy fragment R1 of the third-level coordination Node3 all report success, then the second-level coordination Node2 reports success to the first-level coordination Node1, and the first-level coordination Node1 reports success to the client.
When the data system reads the data: when the client selects the primary coordination Node1 for information interaction, the primary fragment P1 of the document belonging to the secondary coordination Node2 is determined through routing calculation, when the read request is forwarded to the secondary coordination Node2, the primary fragment P of the secondary coordination Node2 is stored specifically, the read request is executed, when the read request is executed successfully, the data is returned to the copy fragment R1 of the primary coordination Node1 interacted with the client information, and the data is finally returned to the client.
In the above embodiment, when the data system writes data, the client selects the first-level coordination Node1 to perform information interaction, determines that the document belongs to the main fragment P0 of the first-level coordination Node1 through routing calculation, forwards the write request to the main fragment P1 of the second-level coordination Node2, executes the write request, and backs up the data to the copy fragment R1 of the third-level coordination Node3 when the write request is successfully executed, thereby solving the problem of insufficient mass data capacity of the present invention, reporting the occurrence of inefficient data search and data card jam, meanwhile, returning the data to the copy fragment R1 of the first-level coordination Node1, reporting the success of all copy fragments, reporting the success of the second-level coordination Node2 to the first-level coordination Node1, and reporting the success of the Node1 to the client. When data is read, a client selects a primary coordination Node1 to perform information interaction, and determines that a document belongs to a main fragment P1 of a secondary coordination Node2 through routing calculation, because the primary coordination Node1, the secondary coordination Node2 and a tertiary coordination Node3 all comprise main fragments, load balance is achieved according to polling, a read request is forwarded to the main fragment P1 of the secondary coordination Node2, the read request is executed, when the read request is executed successfully, the data is returned to a copy fragment R1 of the primary coordination Node1, and finally, the primary coordination Node1 returns the document to the client.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the method of any one of the above when executing the computer program.
A computer readable storage medium having stored thereon a computer program for executing the method of any of the above.
The invention has the beneficial effects that: the invention solves the storage problem of mass data through the structural arrangement, supports infinite expansion and meets the requirement of high-efficiency searching of mass data.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (11)
1. The method for efficient retrieval of the Elasticissearch is characterized by comprising data writing and data reading;
the data writing steps are as follows:
the method comprises the steps that a client selects a first-level coordination node to carry out information interaction, namely, a write request is sent, the position of a document is determined through routing calculation, the write request is forwarded to a second-level coordination node to execute the write request, data is backed up to a third-level coordination node after the write request is executed successfully, meanwhile, the data is returned to the first-level coordination node, the second-level coordination node and the third-level coordination node all report success, the second-level coordination node reports success to the first-level coordination node, and the first-level coordination node reports success to the client;
the data reading steps are as follows:
the client selects a first-level coordination node to perform information interaction, namely, a read request is sent, the position of a document is determined through routing calculation, the read request is forwarded to a second-level coordination node to execute the read request, the data is returned to the first-level coordination node interacting with the client information after the read request is executed successfully, and the data is finally returned to the client.
2. The method for efficient retrieval of Elasticsearch of claim 1, wherein said primary, secondary and tertiary coordinating nodes each comprise a primary shard and a replica shard.
3. The method for efficient retrieval of Elasticsearch of claim 2, wherein when data is written: when a client selects a primary coordination node to perform information interaction, determining that a document belongs to a main fragment of the primary coordination node through routing calculation, forwarding a write request to a main fragment of a secondary coordination node, executing the write request, backing up data to a copy fragment of a tertiary coordination node when the write request is successfully executed, and simultaneously returning the data to a copy fragment of the primary coordination node, wherein the copy fragment of the primary coordination node, the copy fragment of the secondary coordination node and the copy fragment of the tertiary coordination node all report success, the secondary coordination node reports success to the primary coordination node, and the primary coordination node reports success to the client.
4. The method for efficient retrieval of Elasticsearch of claim 2, wherein when data is read: when a client selects a primary coordination node for information interaction, determining that a document belongs to a primary fragment of a secondary coordination node through routing calculation, when a read request is forwarded to the secondary coordination node, specifically storing the read request on the primary fragment of the secondary coordination node, executing the read request, when the read request is successfully executed, returning data to a secondary fragment of the primary coordination node interacting with the client information, and finally returning the data to the client.
5. The system for efficient retrieval of the Elasticissearch is characterized by comprising a data system, wherein the data system is used for receiving a write request of a client, executing the write request after determining the position of a document, backing up data after the write request is successful, and reporting the success to the client, and is also used for receiving a read request of the client, executing the read request after determining the position of the document, and returning the document to the client after the read request is successful.
6. The system for efficient retrieval of Elasticsearch of claim 5, wherein said data system comprises a primary coordinating node, a secondary coordinating node and a tertiary coordinating node, said primary coordinating node, secondary coordinating node and tertiary coordinating node are electrically connected.
7. The system for efficient retrieval of Elasticsearch of claim 6, wherein said primary, secondary and tertiary coordinating nodes each comprise a primary shard and a replica shard.
8. The system for efficient retrieval of Elasticsearch of claim 7, wherein the data system at data writing: when a client selects a primary coordination node to perform information interaction, determining that a document belongs to a main fragment of the primary coordination node through routing calculation, forwarding a write request to a main fragment of a secondary coordination node, executing the write request, backing up data to a copy fragment of a tertiary coordination node when the write request is successfully executed, and simultaneously returning the data to a copy fragment of the primary coordination node, wherein the copy fragment of the primary coordination node, the copy fragment of the secondary coordination node and the copy fragment of the tertiary coordination node all report success, the secondary coordination node reports success to the primary coordination node, and the primary coordination node reports success to the client.
9. The system for efficient retrieval of Elasticsearch of claim 7, wherein the data system at data reading: when a client selects a primary coordination node for information interaction, determining that a document belongs to a primary fragment of a secondary coordination node through routing calculation, when a read request is forwarded to the secondary coordination node, specifically storing the read request on the primary fragment of the secondary coordination node, executing the read request, when the read request is successfully executed, returning data to a secondary fragment of the primary coordination node interacting with the client information, and finally returning the data to the client.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the method of any of claims 1 to 4 when executing the computer program.
11. A computer-readable storage medium, characterized in that the computer-readable medium stores a computer program for executing the method of any one of claims 1 to 4.
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| US10331695B1 (en) * | 2013-11-25 | 2019-06-25 | Amazon Technologies, Inc. | Replication coordination service for data transfers between distributed databases |
| CN106484311A (en) * | 2015-08-31 | 2017-03-08 | 华为数字技术（成都）有限公司 | A kind of data processing method and device |
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