Method and device for obtaining discrepant data
A technology of differential data and data, which is applied in the computer field, can solve the problems of high computing resources and low acquisition efficiency, and achieve the effects of reducing computing resources, reducing time, and improving efficiency
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Embodiment 1
[0028] According to an embodiment of the present invention, an embodiment of a method for obtaining difference data is provided. It should be noted that the steps shown in the flow chart of the accompanying drawings can be executed in a computer system such as a set of computer-executable instructions, and , although a logical order is shown in the flowcharts, in some cases the steps shown or described may be performed in an order different from that shown or described herein.
[0029] figure 1 is a flowchart of a method for obtaining difference data according to an embodiment of the present invention, such as figure 1 As shown, the method includes the following steps:
[0030] Step S102, obtaining a query request from the client, wherein the query request is used to query the difference data of the target data file from the first version to the second version, and the second version is later than the first version;
[0031] Step S104, obtaining the above-mentioned differenc...
Embodiment 2
[0076] According to an embodiment of the present invention, a device embodiment for implementing the above method for obtaining difference data is also provided, image 3 is a schematic structural diagram of a device for obtaining difference data according to an embodiment of the present invention, such as image 3 As shown, the above-mentioned device for obtaining difference data includes: a first obtaining module 30, a second obtaining module 32 and a return module 34, wherein:
[0077] The first acquiring module 30 is configured to acquire a query request from the client, wherein the query request is used to query the difference data of the target data file from the first version to the second version, and the second version is later than the first version; The second obtaining module 32 is configured to obtain the above-mentioned difference data from a preset storage area according to the above-mentioned query request; the return module 34 is used to return the above-menti...
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