The use of Redis is very extensive, its advantages are fast, support rich data types, support things operation, such as session cache, full page cache (FPC), queue, etc., greatly reduce the burden of the database.1. Install and download RedisWebsite: https://github.com/MicrosoftArchive/redis/releases, after successful installation, turn on Redis service.2. Import
1. SDR descriptionSpring Data Redis (SDR), a set of simplified access to Redis APIs provided by Springframework, is another layer of encapsulation for Jedis.The SDR integrates the four open-source Redis Connector of Jedis,jredis,srp,lettuce, all of which are open source Java libraries for Redis. Among them, Jredis and
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Reference http://www.open-open.com/lib/view/open1351324403395.html
Spring http://www.open-open.com/lib/list/354Data redis implements a subscription/Release System
Spring http://www.blogjava.net/stevenjohn/archive/2012/11/14/391344.htmlRedis integration (1)
Download
Spring-boot-starter-redis Configuration DetailedSpring-boot-starter-redis is mainly implemented by configuring the relevant parameters in the Redisconnectionfactory to connect Redis service. Redisconnectionfactory is an interface that has the following 4 specific implementation classes, which we typically use jedisconn
Recent research into Redis, and spring data support for Redis, has found a strange phenomenon
First say the phenomenon, through the redistemplate under the Opsforhash method to store the value of the hash type, after the successful operation, to the Redis console to display the keys *, found a strange phenomenon, the i
The cache is required for the project, and after comparison, Redis is selected, the client uses Jedis connections, and the Spring-data-redis is provided by spring. After the configuration is correct, start Tomcat and find the following exception:caused by:org.springframework.beans.factory.BeanCreationException:Error cr
First, the preparatory work
Items
version
update or download URL
Windows 10
64 guests
Slightly
IntelliJ idea
2017.1.5
http://www.jetbrains.com/idea/
JDK8
64 guests
Http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
Redis
3.2.100
Https://github.com/MSOpenTech/redis/releases
When performing performance optimizations on Redis, you always want to read and write the Redis. However, due to the use of Spring-data-redis on the bottom of the project to operate Redis, referring to the spring official website
In-depth understanding of the use of Spring Redis (II), RedisTemplate transaction support, serialization, redisredistemplate
In the previous article, we explained the basic usage of RedisTemplate, obtained the connection through RedisCallback, and then operated Redis. Most of the online tutorials are similar.
This is similar to the executeWithNativeSession method
+ "_" +string.valueof (key) with name,//key must be of type string//logger.info ("delete
In addition to the cache, corresponding to Redis key: "+_key);
Remove Jedisclient.keydel (_key.getbytes ()) from Redis; } public void Clear () {///clear cache, you need to blur the collection of key values in Redis based on the name property of the cache,
This is a tutorial to implement session sharing with spring boot + redis.In the spring boot documentation, tell us to add @enableredishttpsession to enable spring session support, which is configured as follows:Java code 650) this.width=650; "class=" star "src=" Http://zk-chs.iteye.com/images/icon_star.png "alt=" Favorite Code "style=" border:0px; "/>
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Client implementations of Redis I chose Jedis.
The spring framework contains support for Redis, which is actually a layer of encapsulation that allows us to use boilerplate to simplify code or choose not to use the template provided by spring and to encapsulate it on a jedis basis.
Using the
in multiple uses such as cache, message, queue (Redis native support publish/subscribe), any transient data, applications such as Web application sessions, Web page hits count etc. Spring-data-redis Package Redisservice operation package source code as follows: packagecom.yoodb.service;importjava.util.arraylist;importjava.util.hashset;import java.util.list;impo
efficiency. The difference is that Redis periodically writes the updated data to the disk or writes the modification operation to the appended record file, and on this basis, realizes the Master-slave (master-slave)
3, coding implementation
1), Configuration of the file (properties)
Configure those parameters that are often changed into separate propertis to facilitate later modifications Redis.properties
redis.hostname=127.0.0.1
redis.por
Spring-data-redis: Distributed queueReturn Script Blackstone
The list data structure in Redis, with the characteristics of "double-ended queue", and the ability of Redis to have persistent data, is very safe and reliable for Redis to implement distributed queues. It is sim
Label:Application ScenariosWe want to reduce the database pressure by reducing the number of queries to the relational database through caching. In the execution of the DAO class select***() , the query***() method, the first Redis query from the cache data, if there is a direct from the Redis results, if there is no further to the database to initiate the query request fetching data.Serialization issuesTo
Usage ScenariosMany restful API interfaces now have a sign-in design, which is to request a token-based interface through a login request before initiating a formal request. After the application is successful, all subsequent payment requests are taken with this token, and the server verifies the validity of the request through this token. This token usually has an expiration date, typically a few hours.In the public platform interface, for example, the key interface should be preceded with acce
Jedis is a Redis Java client, and spring configures the Redis connection pool as a bean."Redis.clients.jedis.JedisPool", which is a Redis connection pool for stand-alone environments.1. Maven imports the relevant package: 2, the following is the configuration of the Redis
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