The following articles mainly introduce the actual usage of MySQL show. MySQL show is often used in actual applications. The following articles describe the actual usage of MySQL show, I hope it will help you in this regard.
Show tables or show
Table of Contents
MySQL Show Status-open database connections
MySQL Show Processlist
MySQL Show Status-summary
MySQL "Show status" Faq:can you demonstrate the MySQL show statuscommand to show MySQL variables and Status
The following articles mainly describe the actual usage of the MySQL show index syntax and the specific content of the actually viewed INDEX status (syntax, if you are curious, the following articles will unveil its mysteries.
MySQL Show statements are commonly used. The following describes the usage of MySQL Show statements. If you are interested in MySQL Show statements, take a look.
show databases;
show tables from db_name;
This article mainly introduces the actual usage of the Mysql show command under the Mysql database. If you are interested in the specific application of the Mysql show command, you can click the following article to learn more about its actual
Mysql show table status method for obtaining table information, mysqlstatus
Usage
mysql>show table status;mysql>show table status like 'esf_seller_history'\G;mysql>show table status like 'esf_%'\G;
Example:
mysql>show table status like
The following article mainly describes the actual operation of the MySQL show index syntax and its actual view of the index State (syntax) description of the specific content, if you are curious about this technology, the following article will
Tag:databases status process Database tables A. show tables or show tables from database_name; -- displays the names of all tables in the current database b. show databases; -- displays the names of all databases in MySQL
Company products to MySQL cluster, cluster encountered problems, need to look at the cluster status, use the command show status, today took the opportunity to show the status of the various variables of the meaning of the study.
The common MySQL show commands are as follows:1, show databases; Show all databases in MySQL2, show tables [from databases]; Displays the names of all tables in the current database3, Show columns from tables; Displays the names of the columns in
Processlist's show way is not using filter lookup, may originate from the internal security mechanism of MySQL, show is used to view the internal MySQL running data, in fact, Processlist isInformation_schema a table in the database, the way to look
Mysql show status command: show status; Aborted_clients indicates the number of dropped connections because the client fails to properly close the connection. The number of connection times of the MySQL server that failed the Aborted_connects
Show tables or show tables from database_name;Explanation: displays the names of all tables in the current database.
Show databases;Explanation: displays the names of all databases in mysql.
Show processlist;Explanation: displays all processes
View the MySQL show profile (profiling Report)
The show profil command is provided by MySQL to analyze the resource consumption of statement execution in the current session. It can be used for SQL optimization measurement.
1. Enabling and disabling
Show tables or show tables from database_name; Displays the names of all tables in the current database
show databases; Displays the names of all databases in MySQL
Show columns from table_name to database_name; or show columns from
1. Enter the Mysqladmin processlist into the Mysql/bin catalogue;
2. Start MySQL, enter show Processlist;
If you have SUPER permissions, you can see all of the threads, otherwise you can only see the thread that you originated (this is the current
Show tables or show tables from database_name;Explanation: Displays the names of all tables in the current database
show databases;Explanation: Displays the names of all the databases in MySQL
Show Processlist;Explanation: Displays all processes
The output of the Processlist command shows which threads are running, not only the current number of connections, but also the current connection status to help identify problematic query statements.If it is the root account, you can see the
Show Processlist and show full processlistThe output of the Processlist command shows which threads are running, not only the current number of connections, but also the current connection status to help identify problematic query statements.If it
Mysql> Show full processlist or mysql> show processlist;+---------+-----------+-------------------+----------+- ------------+---------+------------------------+---------------------------------------+| Id | User | Host | db
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.