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    mysql怎么查看表及表结构

    yangyang2020-04-29 15:47:48原创3318

    查看数据库中的表

    show tables

    示例:

    mysql> SHOW TABLES;
    +---------------------------+
    | Tables_in_mysql           |
    +---------------------------+
    | columns_priv              |
    | db                        |
    | engine_cost               |
    | event                     |
    | func                      |
    | general_log               |
    | gtid_executed             |
    | help_category             |
    | help_keyword              |
    | help_relation             |
    | help_topic                |
    | innodb_index_stats        |
    | innodb_table_stats        |
    | ndb_binlog_index          |
    | plugin                    |
    | proc                      |
    | procs_priv                |
    | proxies_priv              |
    | server_cost               |
    | servers                   |
    | slave_master_info         |
    | slave_relay_log_info      |
    | slave_worker_info         |
    | slow_log                  |
    | tables_priv               |
    | time_zone                 |
    | time_zone_leap_second     |
    | time_zone_name            |
    | time_zone_transition      |
    | time_zone_transition_type |
    | user                      |
    +---------------------------+
    31 rows in set (0.00 sec)

    查看表结构

    desc  table_name;

    示例:

    create table person(
        id int not null auto_increment primary key,
        name varchar(8),
        index ix__person__name (name));
    
    desc person;
    +-------+------------+------+-----+---------+----------------+
    | Field | Type       | Null | Key | Default | Extra          |
    +-------+------------+------+-----+---------+----------------+
    | id    | int(11)    | NO   | PRI | NULL    | auto_increment |
    | name  | varchar(8) | YES  | MUL | NULL    |                |
    +-------+------------+------+-----+---------+----------------+

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