CN106844494B - Map query data updating method, system and server - Google Patents
Map query data updating method, system and server Download PDFInfo
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- CN106844494B CN106844494B CN201611217166.4A CN201611217166A CN106844494B CN 106844494 B CN106844494 B CN 106844494B CN 201611217166 A CN201611217166 A CN 201611217166A CN 106844494 B CN106844494 B CN 106844494B
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
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- G06—COMPUTING; CALCULATING OR COUNTING
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- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
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Abstract
The invention provides a method, a system and a server for updating map query data, wherein the method for updating the map query data comprises the following steps: adding a description of a map data packet of a last update to map data of each update so as to be associated with the map data packet of the last update; packaging the updated map data into an independent update package and storing the update package and the in-place map data package together; when a map query request is received, sequentially and respectively querying an original map data packet and the update packet according to the map query request to obtain at least two corresponding query results; and sequencing and outputting the obtained query results. When the map data is updated each time, the original map data packet is not changed, but an updated data packet is independently added, the updated data packet is leveled with the previous data packet, the updated data volume is less, and the problem that the time consumption for updating the electronic map data packet in the prior art is effectively solved.
Description
Technical Field
The invention relates to the technical field of electronic maps, in particular to a map query data updating method, a map query data updating system and a map query data updating server.
Background
The car machine is commonly known as a vehicle-mounted multimedia terminal and is usually installed on a center console of an automobile. The map data are stored in the vehicle machine, so that services such as path navigation and the like can be provided for users, and great convenience is brought to daily travel of people. The map data includes base map data, point of interest data, and navigation data. The navigation data includes road information, and is data necessary for route navigation. And the base map data and the interest point data are additional information on roads, such as hotels, gas stations and the like on an electronic map, and the part of data can provide more comprehensive and better path service for users.
With the increasing speed of updating traffic networks, in order to better plan a route for a user, the map data in the vehicle needs to be updated in time after the map data is updated. In the prior art, when the map data is updated each time, the original map data needs to be inserted/added and modified, which requires updating the whole data packet each time, resulting in a large amount of updating time.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a method, a system and a server for updating map query data, which are used to solve the problem of long time consumption in updating electronic map data packets in the prior art.
To achieve the above and other related objects, the present invention provides a method for updating map query data, including: adding a description of a map data packet of a last update to map data of each update so as to be associated with the map data packet of the last update; packaging the updated map data into an independent update package and storing the update package and the in-place map data package together; when a map query request is received, sequentially and respectively querying an original map data packet and the update packet according to the map query request to obtain at least two corresponding query results; and sequencing and outputting the obtained query results.
In an embodiment of the invention, the map data is interest point data.
In an embodiment of the present invention, the sorting and outputting the obtained query results specifically includes: and sequencing the obtained query results according to the updating time, and outputting the query results with the latest updating time.
In an embodiment of the present invention, the sorting and outputting the obtained query results specifically includes: and sequencing the obtained query results according to the updating time, and outputting all the query results.
In order to achieve the above object, the present invention further provides a system for updating map query data, including: the description adding module is used for adding the description of the map data packet updated last in the map data updated each time to be associated with the map data packet updated last; the data packing and storing module is used for packing the updated map data into an independent update package and storing the update package and the in-place map data package together; the query request receiving module is used for receiving a map query request; the query module is used for sequentially and respectively querying the original map data packet and the update packet according to the map query request to obtain at least two corresponding query results; and the output module is used for sorting and outputting the obtained query results.
In an embodiment of the invention, the map data is interest point data.
In an embodiment of the present invention, the output module sorts the obtained query results according to the update time, and outputs the query result with the latest update time.
In an embodiment of the present invention, the output module sorts the obtained query results according to the update time, and outputs all the query results.
In an embodiment of the invention, the pivot map data packet includes an initial map data packet and at least one update packet updated each time before.
In order to achieve the above object, the present invention further provides a map data query server, which includes the above system for updating map query data.
As described above, the method, system and server for updating map query data according to the present invention have the following advantages:
1. when the map data is updated each time, the original map data packet is not changed, but an updated data packet is independently added, the updated data packet is leveled with the previous data packet, the updated data volume is less, and the problem that the time consumption for updating the electronic map data packet in the prior art is effectively solved.
2. After the query step is executed, the data packets are queried respectively to obtain a plurality of query results, and the results are output after being sorted, so that the current state and the history of the interest points on the map can be obtained, convenience is provided for map query, and the user experience is effectively improved.
3. The invention is simple and practical, and has good market prospect and wide applicability.
Drawings
Fig. 1 is a flowchart illustrating a method for updating map query data according to the present invention.
FIG. 2 is a schematic block diagram of a system for updating map query data according to the present invention.
Description of the element reference numerals
100 system for updating map query data
101 description addition module
102 data packing storage module
103 inquiry request receiving module
104 query module
105 output module
S101 to S104
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The invention aims to provide a map query data updating method, a map query data updating system and a map query data updating server, which are used for solving the problem that in the prior art, the time consumption for updating an electronic map data packet is long. The principles and embodiments of a method, a system and a server for updating map query data according to the present invention will be described in detail below, so that those skilled in the art can understand the method, the system and the server for updating map query data according to the present invention without creative efforts.
The present embodiment provides a method for updating map query data, and specifically, as shown in fig. 1, the method for updating map query data includes the following steps:
in step S101, a description of the map data packet updated last is added to the map data updated each time so as to be associated with the map data packet updated last.
In the present embodiment, the map data includes base map data, point of interest data, and navigation data. Specifically, in this embodiment, the map data is preferably point of interest data, such as hotels, gas stations, scenic spots, sport places, and the like on an electronic map. The description of the map data packet updated last is added to the point-of-interest data of each update so as to be associated with the map data packet updated last.
Step S102, packaging the updated map data into an independent update package and storing the update package and the in-place map data package together.
Wherein the original map data packet comprises an initial map data packet and at least one update packet updated each time before.
And if the map data is updated for the first time, the original map data packet is the initial map data packet, the updated map data is packaged into an independent update packet, and the update packet and the initial map data packet are stored together to form two parallel data packets.
Specifically, the updated point of interest data is packaged into a separate update package and stored with the in-place graph data package. Therefore, by the map query data updating method in the embodiment, when the map data is updated each time, the original map data packet is not changed, but an updated data packet is added independently, the updated data packet is leveled with the previous data packet, the updated data volume is less, and the problem that the time consumption for updating the electronic map data packet in the prior art is long is effectively solved.
Step S103, when a map query request is received, sequentially and respectively querying the original map data packet and the update packet according to the map query request to obtain at least two corresponding query results.
And if the updating packet does not have the data required by the corresponding map query request, the output is null.
When a map query request is received, sequentially and respectively querying the original map data packet and the update packet, if the original map data packet has two update packets, sequentially querying the initial map data packet according to the update time of the data packet to obtain a first query result, querying the update packet updated for the first time to obtain a second query result, querying the update packet updated for the second time to obtain a third query result, and finally querying the update packet updated this time to obtain a fourth query result.
And step S104, sequencing the obtained query results and outputting the results.
Specifically, in this embodiment, the output after sorting the obtained query results specifically is: and sequencing the obtained query results according to the updating time. In this embodiment, according to the above example, the sequence is: the first query result, the second query result, the third query result, and the fourth query result. And then outputting the query result with the latest updating time, namely only outputting the fourth query result.
In addition, in this embodiment, the sorting and outputting the obtained query results may further specifically be: and sequencing the obtained query results according to the updating time, and outputting all the query results. In this embodiment, according to the above example, the sequence is: the first query result, the second query result, the third query result, and the fourth query result. And then outputting all the query results, namely outputting a first query result, a second query result, a third query result and a fourth query result according to the sequencing results. For example, the position of the interest point is originally a house, and then is sequentially changed into a mother-infant shop and a pharmacy, and now is changed into a clinic, in this embodiment, a plurality of query results are obtained, and the results are sequenced and then all output, so that the current state and the history of the interest point on the map can be obtained, convenience is provided for querying the map, and the user experience is effectively improved.
In order to implement the method for updating map query data, as shown in fig. 2, the present embodiment further provides a system 100 for updating map query data, where the system 100 for updating map query data includes: a description adding module 101, a data packaging storage module 102, a query request receiving module 103, a query module 104 and an output module 105.
Specifically, in this embodiment, the description adding module 101 is configured to add, in the map data of each update, a description of a map data packet of a previous update to be associated with the previous map data packet.
In the present embodiment, the map data includes base map data, point of interest data, and navigation data. Specifically, in this embodiment, the map data is preferably point of interest data, such as hotels, gas stations, scenic spots, sport places, and the like on an electronic map. The description of the map data packet updated last is added to the point-of-interest data of each update so as to be associated with the map data packet updated last.
Specifically, in this embodiment, the data packing and storing module 102 is configured to pack the updated map data into an independent update package and store the update package and the in-place map data package together.
Wherein the original map data packet comprises an initial map data packet and at least one update packet updated each time before.
And if the map data is updated for the first time, the original map data packet is the initial map data packet, the updated map data is packaged into an independent update packet, and the update packet and the initial map data packet are stored together to form two parallel data packets.
Specifically, the updated point of interest data is packaged into a separate update package and stored with the in-place graph data package. Therefore, by the map query data updating method in the embodiment, when the map data is updated each time, the original map data packet is not changed, but an updated data packet is added independently, the updated data packet is leveled with the previous data packet, the updated data volume is less, and the problem that the time consumption for updating the electronic map data packet in the prior art is long is effectively solved.
Specifically, in this embodiment, the query request receiving module 103 is configured to receive a map query request. In this embodiment, the query module 104 is configured to sequentially and respectively query the pivot map data package and the update package according to the map query request, so as to obtain at least two corresponding query results.
And if the updating packet does not have the data required by the corresponding map query request, the output is null.
When a map query request is received, sequentially and respectively querying the original map data packet and the update packet, if the original map data packet has two update packets, sequentially querying the initial map data packet according to the update time of the data packet to obtain a first query result, querying the update packet updated for the first time to obtain a second query result, querying the update packet updated for the second time to obtain a third query result, and finally querying the update packet updated this time to obtain a fourth query result.
Specifically, in this embodiment, the output module 105 is configured to sort the obtained query results and output the sorted query results.
Specifically, in this embodiment, the output module 105 sorts the obtained query results according to the update time, and outputs the query result with the latest update time.
That is, in this embodiment, the output module 105 sorts the obtained query results and outputs the results specifically as follows: and sequencing the obtained query results according to the updating time. In this embodiment, according to the above example, the sequence is: the first query result, the second query result, the third query result, and the fourth query result. The output module 105 then outputs the query result with the latest update time, i.e. only outputs the fourth query result.
In addition, in this embodiment, the output module 105 sorts the obtained query results according to the update time, and outputs all the query results. That is to say, in this embodiment, the output module 105 may further perform sorting on the obtained query results and then output the sorted query results as: and sequencing the obtained query results according to the updating time, and outputting all the query results. In this embodiment, according to the above example, the sequence is: the first query result, the second query result, the third query result, and the fourth query result. And then outputting all the query results, namely outputting a first query result, a second query result, a third query result and a fourth query result according to the sequencing results. For example, the position of the interest point is originally a house, and then is sequentially changed into a mother-infant shop and a pharmacy, and now is changed into a clinic, in this embodiment, a plurality of query results are obtained, and the results are sequenced and then all output, so that the current state and the history of the interest point on the map can be obtained, convenience is provided for querying the map, and the user experience is effectively improved.
Finally, the present embodiment also provides a map data query server, which includes the system 100 for updating map query data as described above. The system 100 for updating the map query data has been described in detail above, and will not be described in detail herein. The server is connected with an electronic map APP in the vehicle machine or the mobile phone or the computer, and background data query service is provided for the electronic map in the vehicle machine or the mobile phone or the computer.
In summary, when the map data is updated each time, the original map data packet is not changed, but an updated data packet is added independently, and the updated data packet is leveled with the previous data packet, so that the updated data volume is small, and the problem of long time consumption for updating the electronic map data packet in the prior art is effectively solved; after the query step is executed, the plurality of data packets are respectively queried to obtain a plurality of query results, and the plurality of results are output after being sorted, so that the current state and the history of the interest points on the map can be obtained, convenience is provided for querying the map, and the user experience is effectively improved; the invention is simple and practical, and has good market prospect and wide applicability. . Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. A method for updating map query data, the method comprising:
adding a description of a map data packet of a last update to map data of each update so as to be associated with the map data packet of the last update; the map data is interest point data;
packaging updated map data into an independent update package and storing the update package and an in-place map data package together to form two parallel data packages; the original map data packet comprises an initial map data packet and at least one update packet updated each time before;
when a map query request is received, sequentially and respectively querying the original map data packet and the update packet according to the map query request, and if the original map data packet also has the update packet, sequentially querying according to the update time of the update packet to obtain at least two corresponding query results;
and sequencing and outputting the obtained query results to obtain the current state and the historical record of the interest points on the map.
2. The method for updating map query data according to claim 1, wherein the output of the sorted query results specifically comprises: and sequencing the obtained query results according to the updating time, and outputting the query results with the latest updating time.
3. The method for updating map query data according to any one of claims 1, wherein the output of the sorted query results is specifically: and sequencing the obtained query results according to the updating time, and outputting all the query results.
4. A system for updating map query data, the system comprising:
the description adding module is used for adding the description of the map data packet updated last in the map data updated each time to be associated with the map data packet updated last; the map data is interest point data;
the data packing and storing module is used for packing the updated map data into an independent update package and storing the update package and the original map data package together to form two parallel data packages; the original map data packet comprises an initial map data packet and at least one update packet updated each time before;
the query request receiving module is used for receiving a map query request;
the query module is used for sequentially and respectively querying the original map data packet and the update packet according to the map query request, and if the original map data packet also has the update packet, sequentially querying according to the update time of the update packet to obtain at least two corresponding query results;
and the output module is used for sorting and outputting the obtained query results to acquire the current state and the historical record of the interest points on the map.
5. The system for updating map query data of claim 4, wherein the output module sorts the obtained query results according to update time and outputs the query results with the latest update time.
6. The system for updating map query data according to claim 4, wherein the output module sorts the obtained query results according to update time and outputs all the query results.
7. A map data query server, characterized in that the map data query server comprises a system for updating map query data according to any one of claims 4 to 6.
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