What can xec commands in redis transactions do?

Alibaba cloud Q & A 2022-02-13 08:31:27 阅读数:115

xec commands redis transactions

Redis In the transaction XEC What can commands do ？

Take the answer 1：

Execute commands within all transaction blocks . Returns the return value of all commands in the transaction block , In the order in which the orders are executed . When the operation is interrupted , Returns a null value nil .

copyright：author[Alibaba cloud Q & A]，Please bring the original link to reprint, thank you. https://en.javamana.com/2022/02/202202130831257267.html

《 What can the discard command in redis transaction do?

What can the unwatch command in redis transaction do? 》

Linux arbitrary audio sampling rate conversion
MySQL 5.7 root user password modification, MySQL 5.7 under docker
MySQL function and do ifelse logic calculation
Hibernate notes
Maven learning
Handwritten IOC container summary
AOP of spring source code
How to eliminate the two warnings of starting hive
Hive or spark error
Modify mysql8.0 in Linux system The default encoding of 0 is utf8
Write data to Kafka using Python
About MySQL coding
Use of split(), expand() and lateral view() functions in hive
Ask C to send HTTP post request method with authentication
How can redis be applied to the message queue scenario?
How does redis implement distributed locks?
What tools in spring are similar to ThreadPoolExecutor?
How many ports in Linux can be used effectively?
A total of 65535 port numbers are available in the Linux kernel, which means that a machine can only open up to 6 ports without considering multiple network cards
What is redis persistence?
Where can I start if I want to learn Java? Are there any recommended books or websites?
How many persistence mechanisms does redis provide? What are they?
What is the default persistence method of redis?
What is the default persistence mode RDB of redis?
What are the advantages of the default persistence mode RDB of redis?
What are the disadvantages of redis's default persistence mode compared with RDB and AOF?
When RDB and AOF are enabled at the same time, which one will redis give priority to?
How to expand the capacity of redis persistent data and cache?
What should I do if I want to regularly expire the expiration key of redis?
What should I do if I want to perform lazy expiration on the expiration key of redis?
The problem of count (XX) condition after having in hive
"Error 1366 (HY000): incorrect string value: '\ XE5 \ XBC \ xa0 \ xe4 \ xb8 \ x89' for column 'name“
Temporary notes on MySQL
Centos6. 10 uninstall MySQL
Authorize remote connection to MySQL
DML data operation language in hive
DDL data definition language in hive
Data types in hive
Hive installation deployment
What's hive?
Zookeeper installation
Introduction to zookeeper
Hadoop cluster optimization
Relationship between yarn working mechanism and HDFS, yarn and MapReduce
Hadoop submission task source code analysis
Hadoop data compression
For MySQL multi table query, the data found by indexing is different from that without index
The game is connected to vivo's SDK to encourage the video to play half, switch to the background, and then come in. The advertisement can't be played again
Using flume to migrate data to hive reports an error
Tomcat is deployed on the Linux server, and the web interface cannot be accessed after a period of time
In Java, what parent classes can a type have? An interface can inherit several interfaces
Java won't
Problems to be solved in data structure
What should I do if I want to periodically expire the expiration key of redis?
How to set the expiration time of redis key?
How to set the permanent validity of redis key?
There are 2000W data in MySQL and only 20W data in redis. How to ensure that all data in redis are hot data?
What are redis's memory elimination strategies?
What physical resources does redis mainly consume?
How does redis optimize memory?