Java input stream output strea...

What is IO? I/O operations in Java mainly refer to using Java for input and output operations. All J...

esclipse connects to mysql dat...

How to connect to the database in the eclipse development environment and test whether the connectio...

MySQL optimization principles

Speaking of MySQL query optimization, I believe everyone has accumulated a lot of skills: do not use...

select statement

1. order by (sorting) usually uses a field as a reference standard for sorting. Syntax: order by [fi...

GTID replication and problem h...

GTID (Global Transaction ID) is the number of a submitted transaction and is a globally unique numbe...

Switching principle between MH...

Cluster information Role IP address ServerID Type Master 192.168.244.10 1 Write Candicate master 192...

MySQL gets the latest record a...

I have also looked for related solutions on the Internet. Many of the answers are like this SQL stat...

Analyze mysql row record modif...

After recently writing mysql flashback, I suddenly discovered that there is another usage scenario: ...

mysqldump scheduled backup

There are many types of MYSQL database backups (cp, tar, lvm2, mysqldump, xtarbackup), etc. Which on...

indexedDB database

Preface In the local storage of HTML5, there is a database called indexedDB. This database is a NoSQ...