The output will show you information about each of the columns in the table. If you want to go a little further and learn more about how to use the MySQL database service you can also check our tutorials onhow to show all users in MySQLorhow to create a new user in MySQL and grant...
If no table is given, then all matching tables in database are shown. If no column is given, then all matching columns and column types in table are shown. Default options are read from the following files in the given order: /etc/my.cnf /etc/mysql/my.cnf /usr/local/etc/my.cnf ~...
SHOW FULL TABLES in MySQL In case you need more information about the tables in your database, use the following query to list all the tables along with their types: SHOW FULL TABLES; MySQL returns the results in a table with two columns:Tables_in_DatabaseNameandTable_Type. The tables ar...
user Create Table: CREATE TABLE `user` ( `Host` char(60) COLLATE utf8_bin NOT NULL DEFAULT '', `User` char(32) COLLATE utf8_bin NOT NULL DEFAULT '', `Select_priv` enum('N','Y') CHARACTER SET utf8 NOT NULL DEFAULT 'N', `Insert_priv` enum('N','Y') CHARACTER SET utf8 NO...
The output lists all the database names in a table. Note:Run the following command from the terminal to automatically connect and execute the SQL command: mysql -u username -p password -e "show databases;"Copy Keep in mind the command exposes your password. ...
mysqldump -uroot -p123 mysql user > /tmp/mysql_user.sql SELECT CONCAT('mysqldump -uroot -p123456',table_schema,'',table_name,'> /tmp/',table_schema,'_',table_name,'.sql') FROM information_schema.tables WHERE table_schema NOT IN('information_schema','performance_schema','sys') ...
Created_tmp_files:mysqld已经创建的临时文件的数量。 Created_tmp_tables:服务器执行语句时自动创建的内存中的临时表的数量。如果Created_tmp_disk_tables较大,你可能要增加tmp_table_size值使临时表基于内存而不基于硬盘。 Delayed_errors:用INSERT DELAYED写的出现错误的行数(可能为duplicate key)。
show tables或show tables from database_name; – 显示当前数据库中所有表的名称。 show databases;– 显示mysql中所有数据库的名称。 show columns from table_name from database_name;或show columns from database_name.table_name;– 显示表中列名称。
Knowledge, all in one place See all products Jetzt testen Back Jetzt testen Data Management and Administration Resource Center Überblick Mastering MySQL: granting database privileges Extracting MySQL table sizes in PostgreSQL Verify table existence in SQL Servers ...
SHOW TABLE STATUS [{FROM | IN} db_name] [LIKE 'pattern' | WHERE expr] SHOW TABLE STATUS works like SHOW TABLES, but provides a lot of information about each non-TEMPORARY table. You can also get this list using the mysqlshow --status db_name command. The LIKE clause, if present, ...