CN104376048A - Data query control method and device - Google Patents
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- CN104376048A CN104376048A CN201410594446.1A CN201410594446A CN104376048A CN 104376048 A CN104376048 A CN 104376048A CN 201410594446 A CN201410594446 A CN 201410594446A CN 104376048 A CN104376048 A CN 104376048A
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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
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/23—Updating
- G06F16/2365—Ensuring data consistency and integrity
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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
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/23—Updating
- G06F16/2308—Concurrency control
- G06F16/2315—Optimistic concurrency control
- G06F16/2329—Optimistic concurrency control using versioning
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Abstract
The embodiment of the invention discloses a data query control method. The method includes the steps that the query request of a user is received and processed; the second control parameter information is read periodically from a storage region, and whether the version information of the second control parameter information is consistent with the version information of the first control parameter information or not is judged; if not, the second control parameter information is updated to be the first control parameter information, and query requests of subsequent users are processed according to the updated first control parameter information. By means of the data query control method and device, the control parameters can be adjusted dynamically, and thus dynamic control is achieved.
Description
Technical field
The present invention relates to computer realm, particularly relate to a kind of data query control method and device.
Background technology
On-line equiries transaction refer to user generally designate to inquire about Start Date, the Close Date, and other extra querying conditions, to understand the trading situation during this period of time occurred.At present, two kinds of implementations are mainly contained.Be the data that user can inquire about in any range, if time query results is very large, can affect the efficiency of transaction on the one hand, excessive result set will take a large amount of internal memories on the other hand, be easy to cause application program to be collapsed because internal memory exhausts.Another kind is in application program, directly define the query argument needing to carry out controlling, and inquiry control model is comparatively single.
Summary of the invention
For above-mentioned defect, embodiments provide a kind of data query control method and device, can be used for carrying out dynamic queries control.
Embodiment of the present invention first aspect provides a kind of data query control method, comprising:
Receive the inquiry request of user, the inquiry request of process user;
From storage area, periodically read the second controling parameters information, and judge that whether the version information of described second controling parameters information is consistent with the version information of the first controling parameters information;
If when the version information of the version information of described second controling parameters information and described first controling parameters information is inconsistent, be the first controling parameters information by the second controling parameters information updating;
Process according to the inquiry request of the first controling parameters information to subsequent user after upgrading.
Embodiment of the present invention second aspect provides a kind of data query control device, comprising:
Receiving element, receives the inquiry request of user;
Dynamic load unit, periodically reads the second controling parameters information from storage unit;
First storage unit, stores the first controling parameters information;
Second storage unit, stores the second controling parameters information;
Judging unit, judges that whether the version information of the second controling parameters information is consistent with the version information of the first controling parameters information;
Second controling parameters information updating is the first controling parameters information by updating block;
Query unit, the inquiry request of process user.
Implement the embodiment of the present invention, there is following beneficial effect:
In the embodiment of the present invention, by the controling parameters that dynamic load is up-to-date, thus up-to-date controling parameters dynamic conditioning inquiry mode can be utilized, realize controlling inquiry transaction.Compared with prior art, the embodiment of the present invention can realize carrying out dynamic conditioning to controling parameters, effectively can limit on the one hand to query context; On the other hand, can conveniently switch inquiry control model, thus the embodiment of the present invention can dynamic conditioning controling parameters, thus realize Dynamic controlling.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic flow sheet of a kind of data query control method that Fig. 1 provides for the embodiment of the present invention;
The schematic flow sheet of a kind of data query control method that Fig. 2 provides for the embodiment of the present invention;
The structural representation of a kind of data query control device that Fig. 3 provides for the embodiment of the present invention;
The structural representation of a kind of data query control device that Fig. 4 provides for the embodiment of the present invention;
The structural representation of the query unit of a kind of data query control device that Fig. 5 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of data query control method and device, can dynamic conditioning controling parameters, realizes Dynamic controlling.Describe in detail respectively below.
Below in conjunction with accompanying drawing 1-accompanying drawing 2, the data query control method that the embodiment of the present invention provides is described in detail.
Referring to Fig. 1, is the process flow diagram of a kind of data query control method that the embodiment of the present invention provides; The method can comprise the following steps 101-step 104.
101, the inquiry request of user is received, the inquiry request of process user.
Described user's inquiry request can include but not limited to: mainly based on on-line equiries transaction, described inquiry request can be the inquiry request of unique user, also can be the inquiry request of multiple user.The range parameter of the online service of user's input when described inquiry Transaction Information comprises inquiry number, online service title, inquiry transaction.The inquiry request of described process user can include but not limited to: when the inquiry request of described user exceedes the scope of parameter in described first controling parameters information, send miscue information to user, the miscue information that described user receives can be " input range exceedes Operation system setting scope " or " please re-enter query context " etc., meanwhile, the inquiry request of user described in the book of final entry.Query context as system default is 2 months, the start time of the inquiry request of user's input is 20140501, the poll-final time is 20140801, now, described user receives the miscue information as " effective query scope is in 2 months ", now, described user is only needed to get final product normal queries by query time range shorter to 2 month.Meanwhile, there is the inquiry request of the described user that described miscue information is corresponding in record.System manager or system maintenance personnel can according to the inquiry request of described user corresponding to the described miscue information of record, the corresponding parameter in Reasonable adjustment second controling parameters information.
102, from storage area, periodically read the second controling parameters information, and judge that whether the version information of described second controling parameters information is consistent with the version information of the first controling parameters information.
Described second controling parameters information can include but not limited to: online service number, online service title, time limit in time interval number, the time limit in the time interval unit, maximumly inquire about account number, enliven issue, active period time limit Unit code, every page of dominant record number, maximum query note number, service enable mark, version number, its design parameter arranges as shown in the table.Described second controling parameters information and described first controling parameters information is store in described storage area.During system cloud gray model, periodically read the second controling parameters information from described storage area.The described cycle completes setting by system manager or system maintenance personnel.Described first controling parameters information is identical with purposes with the second controling parameters information attribute.Described first controling parameters information can include but not limited to: online service number, online service title, time limit in time interval number, the time limit in the time interval unit, maximumly inquire about account number, enliven issue, active period time limit Unit code, every page of dominant record number, maximum query note number, service enable mark, version number, it is as shown in the table equally that its design parameter arranges rule.Describedly judge that whether the version information of the second controling parameters information is consistent with the version information of described first controling parameters information, mainly judge that whether the version number's optimum configurations in described second controling parameters information is consistent with the version number's optimum configurations in described first controling parameters information.The setting of described second controling parameters information has been gone by system manager or system maintenance personnel.Described first controling parameters information be automatically generated by system, its generating mode is: when arranging that in corresponding second controling parameters information, all parameters complete at first, all parameters in described second controling parameters information are loaded into storage area by system automatically, generate the first controling parameters information.In following table, describedly to comprise with reference to default parameters configuration: if system manager or system maintenance personnel have carried out initial setting up to the parameters in corresponding online service number, the initial setting up of the parameters of so corresponding online service number is exactly the configuration of described default parameters, if system manager or system maintenance personnel do not carry out initial setting up to the parameters in certain online service number, so described default parameters configuration is with reference to parameter configuration corresponding to online service number " 000000000 ".
When trading volume is larger time, the inquiry request that the CPU usage of system exceedes early warning value or system of users all needed to adjust the setting of described second controling parameters information when reflecting slow, or also have a kind of situation also to need adjustment second controling parameters information, when the inquiry request of described user exceedes the scope of parameter in described first controling parameters, send miscue information to its user side corresponding to sending described inquiry request, and the inquiry request of user described in the book of final entry, parameter information corresponding in inquiry request Content adaptation second controling parameters information corresponding to miscue information is sent according to statistics.The number of the inquiring user of the online service title that the adjustment of described second controling parameters information is inquired about according to user described in every day different time sections by system manager or system maintenance personnel and correspondence thereof, an effectively restriction is carried out in the region of query context, such as, with the parameter " maximum inquire about account number " in online service number " 000000000 " at night 12 time be set to " 100 ", and inquiry trading volume is larger when at 10 in the morning, now, the value of " maximum inquire about account number " is just needed to reduce, as " 80 ", with the pressure that minimizing system is born.For different online service titles, optimum configurations inside described second controling parameters information is different, the threshold value that such as, online service number is " 000000000 " and online service number " 000000001 ", corresponding both it " maximum inquire about account number " is arranged is just different.
If the version information of 103 described second controling parameters information and the version information of described first controling parameters information inconsistent time, be the first controling parameters information by the second controling parameters information updating;
The version information of described second controling parameters information and the version information of described first controling parameters information inconsistent, mainly refer to that version number's optimum configurations of the optimum configurations of the version number of the second controling parameters information described in it and described first controling parameters information is inconsistent, next, using the version number of the version number of described second controling parameters information as the first controling parameters information, and in described second controling parameters information, other parameter informations also process the inquiry request of described user as other parameters corresponding in the first controling parameters information.
104, process according to the inquiry request of the first controling parameters information to described user after renewal.
In the data query control method described by Fig. 1, receive user's inquiry request, the inquiry request of process user; From storage area periodicity, read the second controling parameters information, and judge that whether the version information of described second controling parameters information is consistent with the version information of the first controling parameters; If when the version information of the version information of described second controling parameters information and described first controling parameters information is inconsistent, be the first controling parameters information by the second controling parameters information updating, process according to the inquiry request of the first controling parameters information to subsequent user after upgrading.The application is when inquiry trading volume is comparatively large or system loading is larger, and system manager or system maintenance personnel are by Reasonable adjustment controling parameters information, and reduction system bears pressure, effectively improves system stability, promotes Consumer's Experience simultaneously.
Refer to Fig. 2, the process flow diagram of its another kind of data query control method provided for the embodiment of the present invention as a kind of possible embodiment; The method can comprise the following steps 201-203.
Described 201 is consistent with step in embodiment one with 202, do not repeat them here.
If when the version information of 203 described second parameter informations is consistent with the version information of described first parameter information, process according to the inquiry request of described first controling parameters information to described user.
When the version information of described second parameter information is consistent with the version information of described first parameter information, namely the version number of described second controling parameters information is consistent with the version number of described first controling parameters.Now, process according to the inquiry request of described first controling parameters information to described user.
In the data query control method described by Fig. 2, receive user's inquiry request, the inquiry request of process user; From storage area, periodically read the second controling parameters information, and judge that whether the version information of described second controling parameters information is consistent with the version information of the first controling parameters; If when the version information of described second controling parameters information is consistent with the version information of described first controling parameters information, process according to the inquiry request of the first controling parameters information to described user.In this way, when detecting that the version information of described second controling parameters information is consistent with the version information of described first controling parameters information, still according to the inquiry request of described first controling parameters information processing user.
As a kind of possible embodiment, when the second controling parameters information cannot be read, process will be carried out and log to abnormal conditions, and the inquiry request of the first controling parameters information to user continued according to preserving in system processes.This mode can ensure when reading the second controling parameters information, still according to the inquiry request of user described in described first controling parameters information processing, thus can play good protective effect to inquiry system.
Below in conjunction with accompanying drawing 3-accompanying drawing 5, a kind of data query control device that the embodiment of the present invention provides is described in detail.It should be noted that, the data query control device described in accompanying drawing 3-accompanying drawing 5 can be applicable to perform above-mentioned accompanying drawing 1 and the method shown in accompanying drawing 2.In practical application, described data query control device can be the safety applications in server, such as: bank transaction system, on-line equiries system etc.
Referring to Fig. 3, is the structural representation of a kind of data query control device that the embodiment of the present invention provides; This device can comprise: receiving element 301, dynamic load unit 302, first storage unit 303, second storage unit 304, judging unit 305, updating block 306, query unit 307.
Receiving element 301, receives the inquiry request of user.
Dynamic load unit 302, periodically reads the second controling parameters information from storage unit.
Described dynamic load unit periodically reads described second controling parameters information from described storage unit.During system cloud gray model, dynamic load unit periodically reads the second controling parameters information from the second storage unit.The described cycle completes setting by system manager or system maintenance personnel.
First storage unit 303, stores the first controling parameters information.
Second storage unit 304, stores the second controling parameters information.
Described first controling parameters packets of information is containing inquiry Transaction Information; Described first controling parameters information can include but not limited to: online service number, online service title, time limit in time interval number, the time limit in the time interval unit, maximumly inquire about account number, enliven issue, active period time limit Unit code, every page of dominant record number, maximum query note number, service enable mark, version number, its design parameter arranges as shown in the table.Described first controling parameters information is that system generates automatically, its generating mode is: when arranging that in corresponding second controling parameters information, all parameters complete at first, dynamic load unit reads all parameters described second controling parameters information from the second storage unit automatically, generate the first controling parameters information, and be loaded into the first storage unit.In following table, comprise system manager or system maintenance personnel if described with reference to default parameters configuration and initial setting up has been carried out to the parameters in corresponding online service number, the initial setting up of the parameters of so corresponding online service number is exactly the configuration of described default parameters, if system manager or system maintenance personnel do not carry out initial setting up to the parameters in certain online service number, so described default parameters configuration is with reference to parameter configuration corresponding to online service number " 000000000 ".
Wherein, described second controling parameters information is identical with purposes with the first controling parameters information attribute.Described second controling parameters information can include but not limited to: online service number, online service title, time limit in time interval number, the time limit in the time interval unit, maximumly inquire about account number, enliven issue, active period time limit Unit code, every page of dominant record number, maximum query note number, service enable mark, version number, its design parameter is arranged as shown above.The setting of described second controling parameters information has been gone by system manager or system maintenance personnel.When trading volume is larger time, time the inquiry request that the CPU usage of system exceedes early warning value or system of users reflected slow, all needed to adjust the optimum configurations in described second controling parameters information.The number of the inquiring user of the online service title that the adjustment of described second controling parameters information is inquired about according to user described in every day different time sections by system manager or system maintenance personnel and correspondence thereof, an effectively restriction is carried out in the region of query context, such as, with the parameter " maximum inquire about account number " in online service number " 000000000 " at night 12 time be set to " 100 ", and inquiry trading volume is larger when at 10 in the morning, now, the value of " maximum inquire about account number " is just needed to reduce, as " 80 ", to reduce system pressure.For different online service titles, same optimum configurations inside described second controling parameters information is different, the threshold value that such as, online service number is " 000000000 " and online service number " 000000001 ", corresponding both it " maximum inquire about account number " is arranged is just different.
First judging unit 305, judges that whether the version information of the second controling parameters information is consistent with the version information of the first controling parameters information.
Wherein, described first judging unit judges that whether the version information of the second controling parameters information is consistent with the version information of the first controling parameters information, mainly judges that whether the version number information arranged in described second controling parameters information is consistent with the version number information arranged in described first controling parameters.
Second controling parameters information updating is the first controling parameters information by updating block 306.
Wherein, if when the first judging unit judges that the version information of the version information of the second controling parameters information and the first controling parameters information is inconsistent, the second controling parameters information updating is the first controling parameters information by updating block.
Query unit 307, the inquiry request of process user.
Wherein, when receiving element receives the inquiry request of described user, the inquiry request of described query unit to user processes.
In the data query control device described by Fig. 3, receiving element receives the inquiry request of user, by query unit foundation the first controling parameters information to processes user queries request.From the second storage unit, periodically read the second controling parameters information, and judge that whether the version information of the second controling parameters information is consistent with the version information of the first controling parameters information by the first judging unit.If described second controling parameters information and described first controling parameters information inconsistent time, by updating block, the second controling parameters letter is updated to the first controling parameters information, query unit processes according to the inquiry request of the first controling parameters information to described user after renewal.Be the first controling parameters information by updating block by described second controling parameters information updating, query unit processes according to the inquiry request of the first controling parameters information to described user after upgrading.The application is when inquiry trading volume is comparatively large or system loading is larger, and system manager or system maintenance personnel are by Reasonable adjustment controling parameters information, and reduction system bears pressure, effectively improves system stability, promotes Consumer's Experience simultaneously.
Refer to Fig. 4, the structural drawing of its another kind of data query control device provided for the embodiment of the present invention as a kind of possible embodiment; This device can comprise:
Receiving element 401, receives user's inquiry request;
Dynamic load unit 402, reads the second controling parameters information from storage unit;
First storage unit 403, stores the first controling parameters information;
Second storage unit 404, stores the second controling parameters information;
First judging unit 405, judges that whether the version information of the second controling parameters information is consistent with the version information of the first controling parameters information;
Query unit 406, the inquiry request of process user.
Wherein, when receiving element receives the inquiry request of described user, the inquiry request of described query unit to user processes.
In the data query control device described by Fig. 4, receiving element receives the inquiry request of user, and query unit is according to the first controling parameters information processing user inquiry request.From the second storage unit, periodically read the second controling parameters information, judge that whether the version information of described second controling parameters information is consistent with the version information of described first controling parameters information by the first judging unit.If when the version information of described second controling parameters information is consistent with the version information of described first controling parameters information, query unit processes according to the inquiry request of the first controling parameters information to user.In this way, when judging that the version information of described second controling parameters information is consistent with the version information of described first controling parameters information, continue the inquiry request according to described first controling parameters information processing user.
As a kind of possible embodiment, query unit also comprises: the second judging unit 501, transmitting element 502 and record cell 503.
Second judging unit 501, judges that the inquiry request of user is whether more than the scope of parameter in the first controling parameters information;
Transmitting element 502, sends miscue information to described user;
Record cell 503, the inquiry request of user described in the book of final entry.
Wherein, when the second judging unit judges the scope of parameter during the inquiry request of user is more than the first controling parameters information, transmitting element sends miscue information to user, the miscue information that described user receives can be " input range exceedes Operation system setting scope " or " please re-enter query context " etc., meanwhile, the inquiry request of user side described in the record cell book of final entry.When the inquiry request of described user exceedes the scope of parameter in described first controling parameters, send miscue information to user, the miscue information that described user receives can be " input range exceedes Operation system setting scope " or " please re-enter query context " etc., meanwhile, the inquiry request of user described in the book of final entry.Query context as system default is 2 months, the start time of the inquiry request of user's input is 20140501, the poll-final time is 20140801, now, described user receives the miscue information as " effective query scope is in 2 months ", now, described user is only needed to get final product normal queries by query time range shorter to 2 month.Meanwhile, there is the inquiry request of the described user that described miscue information is corresponding in record.System manager or system maintenance personnel can according to the inquiry request of described user corresponding to the described miscue information of record, the corresponding parameter in Reasonable adjustment second controling parameters information.
In the data query control device described by Fig. 5, when the second judging unit judges the scope of parameter during the inquiry request of user is more than the first controling parameters, transmitting element sends miscue information to user, simultaneously, the inquiry request of user described in the record cell book of final entry, system manager is according to the inquiry request of the described user of the book of final entry, and the parameter information that Reasonable adjustment is corresponding, realizes controlling better inquiry.
As a kind of possible embodiment, if described second controling parameters information cannot be read, process will be carried out and log to abnormal conditions, and continue to process according to the inquiry request of described first controling parameters information to described user in system.This mode can ensure when reading the second controling parameters information, still according to the inquiry request of user described in the first controling parameters information processing, thus can play good protective effect to inquiry system.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random access memory (Random Access Memory is called for short RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (8)
1. a data query control method, is characterized in that, comprising:
Receive the inquiry request of user, the inquiry request of process user;
From storage area, periodically read the second controling parameters information, and judge that whether the version information of described second controling parameters information is consistent with the version information of the first controling parameters information;
If when the version information of the version information of described second controling parameters information and described first controling parameters information is inconsistent, be the first controling parameters information by the second controling parameters information updating;
Process according to the inquiry request of the first controling parameters information to subsequent user after upgrading.
2. method according to claim 1, is characterized in that, also comprises:
If when the version information of described second controling parameters information is consistent with the version information of described first controling parameters information, process according to the inquiry request of described first controling parameters information to described user.
3. method according to claim 1, is characterized in that, the inquiry request of described reception user, and the inquiry request of process user, also comprises:
When the inquiry request of described user exceedes the scope of parameter in described first controling parameters information, send miscue information to user, and the inquiry request of user described in the book of final entry.
4. according to the method in claims 1 to 3 described in any one, it is characterized in that, comprising:
If do not read described second controling parameters information, process is carried out and log to abnormal conditions, and continue to process according to the inquiry request of the first controling parameters information to described user.
5. a data query control device, is characterized in that, comprising:
Receiving element, receives the inquiry request of user;
Dynamic load unit, periodically reads the second controling parameters information from storage unit;
First storage unit, stores the first controling parameters information;
Second storage unit, stores the second controling parameters information;
First judging unit, judges that whether the version information of the second controling parameters information is consistent with the version information of the first controling parameters information;
Second controling parameters information updating is the first controling parameters information by updating block;
Query unit, the inquiry request of process user.
6. device according to claim 5, is characterized in that, comprising:
If when described first judging unit judges that the version information of the second controling parameters information is consistent with the version information of the first controling parameters information, described query unit is according to the inquiry request of described first controling parameters information processing user.
7. method according to claim 5, is characterized in that, also comprises:
Second judging unit, judges that the inquiry request of user is whether more than the scope of parameter in the first controling parameters information;
Transmitting element, sends miscue information to described user;
Record cell, the inquiry request of user described in the book of final entry.
8., according to any one device described in claim 5 ~ 7, it is characterized in that, also comprise:
If do not read the second controling parameters information, carry out process and log to abnormal conditions, described query unit is according to the inquiry request of user described in the first controling parameters information processing.
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| US20080098046A1 (en) * | 2006-10-20 | 2008-04-24 | Oracle International Corporation | Low-downtime and zero-downtime upgrades of database-centric applications |
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