CN108205543A - A kind of song information storage method and system - Google Patents
A kind of song information storage method and system Download PDFInfo
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- CN108205543A CN108205543A CN201611170100.4A CN201611170100A CN108205543A CN 108205543 A CN108205543 A CN 108205543A CN 201611170100 A CN201611170100 A CN 201611170100A CN 108205543 A CN108205543 A CN 108205543A
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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
- G06F16/60—Information retrieval; Database structures therefor; File system structures therefor of audio data
- G06F16/61—Indexing; Data structures therefor; Storage structures
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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
- G06F16/60—Information retrieval; Database structures therefor; File system structures therefor of audio data
- G06F16/68—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/686—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using information manually generated, e.g. tags, keywords, comments, title or artist information, time, location or usage information, user ratings
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- Library & Information Science (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The present invention relates to a kind of song information storage method and systems.Include determining song index information according to song information in a kind of song information storage method, the song index information includes search key and song data information.The song index information is added in first database.When the song index information is added to first database, also label information is added to the song index information.According to the label information, determine that the second database is written in the search key include the song index information and song data information, to be retrieved by second database to song.The present invention provides a kind of song information storage method and devices, by the way that the song index information is written the second database from database, the second database are directly accessed thereby using family and is retrieved.Second database purchase in memory, so as to reduce the stand-by period of user search, improves the usage experience of user.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of song information storage methods and system.
Background technology
Song data information is generally stored inside in a kind of mysql (Database Systems) database.Specifically, number of songs it is believed that
Breath is grouped by the form of table.In order to faster find desired information, it will usually to the field of frequent search condition
It indexes.Each song data information block can correspond to multiple index fields, and the song is found by the index field
Data information packets, and then search from song data information block the song of needs.However during use, a song
The index field of bent data information packets is typically not greater than 6.
In use, new song data information may be added in song data information block or to original
Song data information is modified.The index field of song data information block is more, to number of songs it is believed that breath grouping it is newly-increased and
The efficiency of modification is lower.
Also, due to the limitation of mysql database self characters, index field and song data information are all deposited and must be stored
In disk.Memory is reloaded when searching corresponding song data information block and song data information according to index information
In.
When retrieving song data information by index field, need song data information block and index field reading
Into memory.Therefore, the time that the bottleneck of input and output (I/O, Input/Output) retrieves strong influence.Also, work as
When request amount is increased to a certain extent, it serious can influence single and retrieve the consumed time, influence the usage experience of user.
Invention content
Present invention aim to address the problem of retrieval elapsed time is long is carried out to song in the prior art, one is provided
Kind song information storage method and system.
To achieve the above object, the present invention provides a kind of song information storage method, the method specifically includes basis
Song information determines song index information, and the song index information includes search key and song data information.By described in
Song index information is added in first database.It is described when the song index information is added to first database, also to
The song index information adds label information.According to the label information, determine include the song index information
The second database is written in search key and song data information, to be retrieved by second database to song.Its
In, second database purchase is in memory.
In a possible design, the song information includes title of the song information, singer's name information, album name information, song
Any one or more in bent audio-frequency information, code rate information, sampling rate information.
In a possible design, the label information can include number information and/or temporal information.
In a possible design, the search key and song data that the song index information is included
Information is written the second database and specifically includes：According to the number information and/or temporal information, periodically by first database
In song index information search key and song data information be written the second database.
In a possible design, the number information is according to the song index information added in the first database
It is incremented by.It is described according to the number information and/or temporal information, periodically by the song index information in first database
Search key and song data information are written the second database and specifically include：Determine to have been written into the song index of the second database
Maximum value in the number information of information.Number information in the database is more than the song index corresponding to the maximum value
The second database is written in the search key and song data information that information includes.
In a possible design, when the temporal information is that song index information adds in the first database
Between.It is described according to the number information and/or temporal information, periodically by the song index information in the first database
Search key and song data information be written the second database specifically include：Determine to have been written into the song rope of the second database
The maximum value of the temporal information of fuse breath.Temporal information in the first database is more than the song corresponding to the maximum value
The second database is written in the search key and song data information that index information includes.
In a possible design, the label information further includes form information, and the form information is used to identify
The song data information is adds in database after newly-increased addition database or modification.
In a possible design, described according to the label information, determining will be in the first song index information
Including search key and song data information be written the second database specifically include：It determines corresponding to the form information
Song data information adds in first database to be newly-increased.The inspection that the newly-increased data information for adding in first database is included
The white space of the second database is written in rope keyword and song data information.
In a possible design, described according to the label information, determining will be in the first song index information
Including search key and song data information be written the second database specifically include：It determines corresponding to the form information
Song data information is adds in first database after modification.It will be added in the song index information of first database after the modification
Including search key and the write-in modification of song data information before the search key that includes of song index information and song
The position that data information stores in the second database.
On the other hand, the specific embodiment of the invention provides a kind of song information storage system.Including processing unit, for root
Song index information is determined according to song information, and the song index information includes search key and song data information.It sends
Unit, for the song index information to be added in first database.The processing unit, by the song index information
It is additionally operable to when being added to first database, label information is added to the song index information.The transmitting element, is additionally operable to root
According to the label information, the search key that the first song index information is included and song data information write-in second
Database.Wherein, there are memories for second database.To be retrieved by second database to song.Wherein, institute
The second database purchase is stated in memory.
The present invention provides a kind of song information storage method and system, by by the song index information from database
The second database of middle write-in, wherein, there are memories for second database.The progress of the second database is directly accessed thereby using family
Retrieval.In memory, so as to reduce the time of user's operation, provide user uses body to second database purchase
It tests.
Description of the drawings
Fig. 1 is that Fig. 1 of the present invention is a kind of song information storage method flow chart that the specific embodiment of the invention provides；
Fig. 2 is the song index information table that a kind of first database that the specific embodiment of the invention provides includes；
Fig. 3 is the song index information table that a kind of first database that the specific embodiment of the invention provides includes；
Fig. 4 is the song index information table that a kind of first database that the specific embodiment of the invention provides includes；
Fig. 5 is a kind of song information storage system schematic diagram that the specific embodiment of the invention provides.
Specific embodiment
Below by drawings and examples, technical scheme of the present invention is described in further detail.
The specific embodiment of the invention provides a kind of song information storage method and system.By will be wrapped in song index information
In search key and song data the information storage to the second database included.The data storage that second database includes
In memory.So as to avoid by song index information input and output (I/O, the Input/ that memory brings are read from disk
Output) the problem of bottleneck.Make user that can obtain feedback result faster in retrieval, improve the usage experience of user.
Fig. 1 is a kind of song information storage method flow chart that the specific embodiment of the invention provides.It is as shown in Figure 1, described
Method specifically includes：
S101 determines song index information according to song information, and the song index information includes search key and song
Data information.The song index information is added in first database.
In a specific embodiment of the present invention, song index information is determined according to the song information.The song information
Including title of the song information, singer's name information, album name information, song audio information, code rate information, sampling rate information etc. arbitrarily with song
Any one or more in bent relevant information.When the song information is more, the song index information is also abundanter.
The song index information includes at least song retrieval keyword and song data information.The song retrieval is crucial
Word is determined according to the song information.For example, song information includes title of the song information, singer's name information, album name information, song
When bent audio-frequency information, code rate information, sampling rate information, the song retrieval keyword is：Title of the song, Ge Shouming, album name, song
Audio-frequency information, code check, sample rate.Therefore, when the song information is abundanter, the song retrieval keyword is also abundanter.
So as to improve accuracy rate during user search.
The song data information is the data generated according to song information, and phase is connectable to by the data
The audio file answered.
When the song index information being added to first database described in S102, also added to the song index information
Label information.
In a specific embodiment of the present invention, after the song index information is determined, also by the song index information
It is added in first database.In one example, the first database can be MYSQL database.Certainly, the present invention is right
The database that the song index information is stored is not limited in any way.
While the song index information is added to first database, it is also necessary to add to the song index information
Tagged information.So as to by the label information, handle this song index information.
The label information that the song index information is added can be number information, so as to pass through each song index
The different numbers of information, are managed song index information.For example, the number information is added according to song index information
The sequencing of first database is incremented by.
Fig. 2 is the song index information table that a kind of first database that the specific embodiment of the invention provides includes.Such as Fig. 2
It is shown, including three song index information that number is Y0100111, Y0100112, Y0100113.Every song index information
Further include search key and song data information.
What the song index information was added can also be temporal information.Thus by every song index information not
Same temporal information is managed song index information.For example, the temporal information is to add in first according to song index information
The time of database is formed, 14 digits that the temporal information is made of year, month, day, hour, min, second.
Fig. 3 is the song index information table that a kind of first database that the specific embodiment of the invention provides includes.Such as Fig. 3
It is shown, including three song index that temporal information is 20160718213355,20160718213400,20160718213411
Information.Every song index information further includes search key and song data information.
What the song index information was added can also be form information.Thus by every song index information not
Same form information is managed song index information.For example, being identified as the information of new write-in first database with N, marked with C
Know the information of writing data blocks after changing.
Fig. 4 is the song index information table that a kind of first database that the specific embodiment of the invention provides includes.Such as Fig. 4
It is shown, including three song index information that number is Y0100111, Y0100112, Y0100113.Every song index information
Further include search key and song data information.Wherein, the shape of the song index information of number Y0100111, Y0100112
Formula information is N, and the form information of song index information that number is Y0100113 is C.Then, number Y0100111,
Information of the song index information of Y0100112 for new write-in first database, the song index information that number is Y0100113 are
The information of data block is re-write after modification.
It should be noted that the number information and temporal information and form are believed in a specific embodiment of the present invention
Breath can be simultaneous, can also only include part.For example, temporal information and form information can be included simultaneously；It is or, same
When include number information and form information；Or, temporal information and number information and form information.
S103 determines the search key include the song index information and number of songs according to the label information
It is believed that breath the second database of write-in, to be retrieved by second database to song；Wherein, the second data inventory
In memory.
In a specific embodiment of the present invention, it is also necessary to which the retrieval for including the song index information in database is crucial
Word and song data information are added in the second database.Wherein, song index information included in the first database
It is stored in disk, the search key and song data information that second database includes are stored in memory.
In an example of the specific embodiment of the invention, second database can be Redis (a kind of high performance
Key-value key-values database) database.
It, can basis when the search key and song data information for including song index information add in Redis
Temporal information and form information；Or, according to number information and form information；Or, simultaneously according to temporal information and number information and
Form information.Periodically it will newly add in search key and the song data information that the song index information of data block includes
Add in Redis.
Specifically, add in Redis in the search key and song data information for including a song index information
When, it is also necessary to determine the temporal information of the song index information and/or number information and form information.Further according to described
Temporal information and/or number information and form information determine.
In the first instance, after the song index information being added in first database, the song index information is also
Including number information and form information.The number information is passed according to the song index information added in the first database
Increase.The form information adds in the first number for identifying the song data information for newly-increased add in after first database or modification
According to library.
Song index information is periodically added in Redis by the server, and determines the current song for having added in Redis
The maximum value of number information corresponding to index information.Song index information was added in the period of Redis next, is determined
Number information is more than the maximum by the current maximum value for having added in the number information corresponding to the song index information of Redis
The song index information retrieval keyword and song data information of value add in Redis.Determine to be currently joined into the song index of Redis
The maximum value of the number information of information determines to add in the song index information of Redis for next cycle.
After the song index information corresponding to the number information for determining addition Redis, the song rope is also determined
The corresponding form information of fuse breath.When the form information of the song index information is N, by the song in a manner of newly-increased
The search key and song data information of bent index information add in Redis.When the form information of the song index information is C
When, the search key of the song index information and song data information are added in into Redis in a covered manner.It is for example, new
Increase song information, Redis, the song index information changed, with SET are written in the form of SETNX (a kind of data writing format)
The position that search key and song data information are stored in a kind of write-in Redis of (data writing format) form covering.
In second example, after the song index information is added in first database, the song index information is also
Including temporal information and form information.The temporal information according to the song index information added in the first database when
Between determine.The form information adds in for identifying the song data information for newly-increased add in after first database or modification
One database.By the method identical with first example, according to the elder generation for the data indexing information for adding in first database
Sequence and the song index information determine presently written Redis and with what to be added in after being changed after new add in afterwards
Redis is written in the mode of sample.
In third example, after the song index information is added in first database, the song index information is also
Including temporal information, number information and form information.The temporal information is according to the song rope added in the first database
The time of fuse breath determines.The form information is newly-increased addition first database or repaiies for identifying the song data information
First database is added in after changing.Number information is stated according to the song index information added in the first database to be incremented by.Pass through
The method identical with first example and second example, by according to the data indexing information for adding in first database
The sequencing and the song index information of number information and temporal information determine to work as to add in after changing after new add in
It is preceding that Redis is written and which type of is written Redis in a manner of.
By the way that the song data information and retrieval information are added to Redis.Directly other can be taken by Redis
Business or client provide retrieval service.Since the Redis data included store in memory, needed when avoiding retrieval
Corresponding data are read from disk in memory.So as to reduce the time of user search, the usage experience of user is improved.
The data of Redis are stored in memory, so as to generate greatly consumption to the memory of the server.The present invention's
In specific embodiment, a kind of method for increasing server memory is additionally provided.
It on the one hand, can be by way of simplifying every data information in order to accommodate mass data.So as to reduce expense.
In one example, using Google's caching protocol (protobuf, Google Protocol Buffer), (one serializes, instead
The Open-Source Tools of serializing, for the information of certain data structure, saving in a certain format.It is mainly used for data to deposit
The occasions such as storage, transmission format protocol) data structure of oneself is defined, song information is serialized, effectively reduces memory headroom expense.
Another aspect again can be with horizontal extension capacity by grouping, more machines storages.In one example, it uses
(distributed Redis solutions, Redis are a storage services to Codis (cluster of Redis), and Codis is exactly multiple Redis
Storage service.By more machines, Redis clusters are formed) solution grouping extension storage capacity.
Fig. 5 is a kind of song information storage system schematic diagram that the specific embodiment of the invention provides.As shown in figure 5, including
Processing unit 501 and transmitting element 502.
The processing unit 501, for determining song index information according to song information, the song index information includes
Search key and song data information.
The transmitting element 502, for the song index information to be added in first database.
The processing unit 501 is additionally operable to when the song index information is added to first database, also to the song
Bent index information adds label information.
The transmitting element 502 is additionally operable to according to the label information, and the first song index information is included
The second database is written in search key and song data information.To be retrieved by second database to song.Its
In, there are memories for second database.
Professional should further appreciate that, be described with reference to the embodiments described herein each exemplary
Unit and algorithm steps can be realized with the combination of electronic hardware, computer software or the two, hard in order to clearly demonstrate
The interchangeability of part and software generally describes each exemplary composition and step according to function in the above description.
These functions are performed actually with hardware or software mode, specific application and design constraint depending on technical solution.
Professional technician can realize described function to each specific application using distinct methods, but this realization
It is it is not considered that beyond the scope of this invention.
The step of method or algorithm for being described with reference to the embodiments described herein, can use hardware, processor to perform
The combination of software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only memory
(ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field
In any other form of storage medium well known to interior.
Above-described specific embodiment has carried out the purpose of the present invention, technical solution and advantageous effect further
It is described in detail, it should be understood that the foregoing is merely the specific embodiment of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of song information storage method, which is characterized in that the method specifically includes：
Song index information is determined according to song information, the song index information include search key and number of songs it is believed that
Breath；
The song index information is added in first database；
When the song index information is added to first database, also label information is added to the song index information；
According to the label information, determine to write search key and song data information that the song index information includes
Enter the second database, to be retrieved by second database to song；Wherein, including second database purchase
It deposits.
2. according to the method described in claim 1, it is characterized in that, the song information include title of the song information, singer name information,
Any one or more in album name information, song audio information, code rate information, sampling rate information.
3. according to the method described in claim 1, it is characterized in that, the label information can include number information and/or when
Between information.
4. the method according to right wants 3, which is characterized in that the retrieval for including the song index information is crucial
Word and song data information are written the second database and specifically include：
According to the number information and/or temporal information, periodically by the retrieval of the song index information in first database
The second database is written in keyword and song data information.
5. the method described in claim 4, which is characterized in that the number information is according in the addition first database
Song index information is incremented by；
It is described according to the number information and/or temporal information, periodically by the song index information in first database
Search key and song data information are written the second database and specifically include：
Determine to have been written into the maximum value in the number information of the song index information of the second database；
Number information in the database is crucial more than the retrieval that the song index information corresponding to the maximum value includes
The second database is written in word and song data information.
6. the method described in claim 4, which is characterized in that the temporal information is that song index information adds in described first
The time of database；
It is described according to the number information and/or temporal information, periodically the song index in the first database is believed
The search key and song data information of breath are written the second database and specifically include：
Determine to have been written into the maximum value of the temporal information of the song index information of the second database；
By temporal information in the first database more than the retrieval that the song index information corresponding to the maximum value includes
The second database is written in keyword and song data information.
7. according to the method described in claim 1, it is characterized in that, the label information further includes form information, the shape
Formula information adds in database for identifying the song data information for newly-increased addition database or after changing.
8. the method according to the description of claim 7 is characterized in that described according to the label information, determine described first
The search key and song data information that song index information includes are written the second database and specifically include：
Determine that the song data information corresponding to the form information adds in first database to be newly-increased；
By the newly-increased search key that includes of data information for adding in first database and the write-in of song data information the
The white space of two databases.
9. the method according to the description of claim 7 is characterized in that described according to the label information, determine described first
The search key and song data information that song index information includes are written the second database and specifically include：
Determine the song data information corresponding to the form information to add in first database after modification；
Search key and the song data information that the song index information of first database includes will be added in after the modification
The position that the search key and song data information that song index information includes before write-in modification store in the second database
It puts.
10. a kind of song information storage system, which is characterized in that including：
Processing unit, for determining song index information according to song information, the song index information includes search key
With song data information；
Transmitting element, for the song index information to be added in first database；
The processing unit is additionally operable to when the song index information is added to first database, is believed to the song index
Breath addition label information；
The transmitting element is additionally operable to according to the label information, and the retrieval that the first song index information includes is closed
The second database is written in keyword and song data information；To be retrieved by second database to song；Wherein, it is described
Second database purchase is in memory.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611170100.4A CN108205543A (en) | 2016-12-16 | 2016-12-16 | A kind of song information storage method and system |
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| CN201611170100.4A CN108205543A (en) | 2016-12-16 | 2016-12-16 | A kind of song information storage method and system |
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| CN201611170100.4A Pending CN108205543A (en) | 2016-12-16 | 2016-12-16 | A kind of song information storage method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109101158A (en) * | 2018-08-30 | 2018-12-28 | 广州酷狗计算机科技有限公司 | Import the method, apparatus and storage medium of list of songs |
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