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Type of MySQL master-slave replication Statement-based replication (default) Statements executed on the primary server, same statements executed from the server Row-based replication Copy changes to from server Mixed type replication Row-based replication is used when statement-based replication is found to be inaccurate Master-slave dup ...

Binary deployment is relatively simple. You can go to mysql official website without installing dependent environment download MySQL binary package. Or through the link of my network disk download , there are auto deployment scripts in the network disk link. Note: the latest MySQL version 8.0 is completely consistent with the deployment proces ...

Preface For example, the company bought a new 4-core 16G server and had to rebuild the environment, so it had to do one by one and make a record 1.nginx: manual installation 2.jdk8: manual installation 3. Install docker and docker compose 3. Docker compose encoding, one click docker to install mysql, redis nginx installation Available ...

Implemented front end monitoring Understand business access and user distribution Monitor the stability of business customization key nodes (payment, im message, etc.) Monitor business system exceptions (exception details, exception occurrence environment) Monitor business performance (future) Alarm, mail task (future) Written in front This ...

2.1 pwd(5*****) (print work directory) print the working directory (display the current path) followed by - L, which is also - L (logical) by default. If the logical path (equivalent to win's) - P (physical) is displayed, the real physical path will be displayed [root@oldbody local]# pwd /usr/local [root@oldbody local]# cd - return to the last ...

Third party classes are needed to access MySQL database. These third party classes are all compressed in a file called Jar. In order for the code to use third-party classes, you need to import mysql's special Jar package for the project Attach the download address link of the download jar package: https://pan.baidu.com/s/16BdVevqO6ezgtVPdwKar0 ...

What is hive? Open source by facebook, used to solve the data statistics of massive structured logs; A data warehouse tool based on hadoop uses HDFS to store and map structured data files into a table, and provides the function of sql like query. The bottom layer uses MR to calculate; The essence is to transform HQL into ...

Error reporting of initialization temporary password after mysql8.0.11 is installed successfully View mysql version number after successfully installing mysql 8.0.11 Execute the initialization command mysqld --initialize --console to report an error Causes and Solutions Log in to MySQL with a temporary password and change the ...

Note: this post is based on the table in the previous post. The previous post: MySQL basic query example (1). 1. Query all f ﹣ name values corresponding to each s ﹣ ID in the fruits table <!--Compact in groups--> mysql> select s_id,group_concat(f_name) as name from fruits group by s_id having count(f_name) > 1; The results are a ...

scene Step by step, we will teach you to quickly build a spring boot project in IEDA: https://blog.csdn.net/BADAO_LIUMANG_QIZHI/article/details/87688277 Please refer to the following blog for plug-in installation Use @ Data to install Lombok plug-in for SpringBoot project in IDEA https://blog.csdn.net/BADAO_LIUMANG_QIZHI/article/details/88 ...