各种数据库命令行工具 mycli litecli mssql-cli pgcli

如果你平常在命令行操作数据库，强烈推荐你使用下面的几个命令行工具了。

mycli

mycli 是基于MySQL的命令行工具，直接使用 pip install mycli 安装,
具体介绍见 https://github.com/dbcli/mycli

$ mycli --help
Usage: mycli [OPTIONS] [DATABASE]

  A MySQL terminal client with auto-completion and syntax highlighting.

  Examples:
    - mycli my_database
    - mycli -u my_user -h my_host.com my_database
    - mycli mysql://my_user@my_host.com:3306/my_database

Options:
  -h, --host TEXT               Host address of the database.
  -P, --port INTEGER            Port number to use for connection. Honors
                                $MYSQL_TCP_PORT.
  -u, --user TEXT               User name to connect to the database.
  -S, --socket TEXT             The socket file to use for connection.
  -p, --password TEXT           Password to connect to the database.
  --pass TEXT                   Password to connect to the database.
  --ssh-user TEXT               User name to connect to ssh server.
  --ssh-host TEXT               Host name to connect to ssh server.
  --ssh-port INTEGER            Port to connect to ssh server.
  --ssh-password TEXT           Password to connect to ssh server.
  --ssh-key-filename TEXT       Private key filename (identify file) for the
                                ssh connection.
  --ssl-ca PATH                 CA file in PEM format.
  --ssl-capath TEXT             CA directory.
  --ssl-cert PATH               X509 cert in PEM format.
  --ssl-key PATH                X509 key in PEM format.
  --ssl-cipher TEXT             SSL cipher to use.
  --ssl-verify-server-cert      Verify server's "Common Name" in its cert
                                against hostname used when connecting. This
                                option is disabled by default.
  -V, --version                 Output mycli's version.
  -v, --verbose                 Verbose output.
  -D, --database TEXT           Database to use.
  -d, --dsn TEXT                Use DSN configured into the [alias_dsn]
                                section of myclirc file.
  --list-dsn                    list of DSN configured into the [alias_dsn]
                                section of myclirc file.
  -R, --prompt TEXT             Prompt format (Default: "\t \u@\h:\d> ").
  -l, --logfile FILENAME        Log every query and its results to a file.
  --defaults-group-suffix TEXT  Read MySQL config groups with the specified
                                suffix.
  --defaults-file PATH          Only read MySQL options from the given file.
  --myclirc PATH                Location of myclirc file.
  --auto-vertical-output        Automatically switch to vertical output mode
                                if the result is wider than the terminal
                                width.
  -t, --table                   Display batch output in table format.
  --csv                         Display batch output in CSV format.
  --warn / --no-warn            Warn before running a destructive query.
  --local-infile BOOLEAN        Enable/disable LOAD DATA LOCAL INFILE.
  --login-path TEXT             Read this path from the login file.
  -e, --execute TEXT            Execute command and quit.
  --help                        Show this message and exit.

λ mycli -u root
Password:
mysql 5.5.53
mycli 1.19.0
Chat: https://gitter.im/dbcli/mycli
Mail: https://groups.google.com/forum/#!forum/mycli-users
Home: http://mycli.net
Thanks to the contributor - Jialong Liu
mysql root@localhost:(none)> show data
                                       databases
                                       create database

语法高亮 和 自动补全

ps:进入MySQL命令行后如果想执行Linux命令怎么办，先退出执行然后再登录MySQL？麻烦，其实可以直接用system。

mysql> system pwd
/root
mysql> system ll
sh: ll: command not found
mysql> system ls -al
total 40160
dr-xr-x---.   39 root     root         4096 Jul 10 14:47 .
dr-xr-xr-x.   29 root     root         4096 May  5 18:55 ..

litecli

litecli 是基于 sqlite 的命令行工具，直接用 pip install -U litecli 安装，具体介绍见
https://github.com/dbcli/litecli

$ litecli --help
Usage: litecli [OPTIONS] [DATABASE]

  A SQLite terminal client with auto-completion and syntax highlighting.

  Examples:
    - litecli lite_database

Options:
  -V, --version           Output litecli's version.
  -D, --database TEXT     Database to use.
  -R, --prompt TEXT       Prompt format (Default: "\d> ").
  -l, --logfile FILENAME  Log every query and its results to a file.
  --liteclirc PATH        Location of liteclirc file.
  --auto-vertical-output  Automatically switch to vertical output mode if the
                          result is wider than the terminal width.
  -t, --table             Display batch output in table format.
  --csv                   Display batch output in CSV format.
  --warn / --no-warn      Warn before running a destructive query.
  -e, --execute TEXT      Execute command and quit.
  --help                  Show this message and exit.

λ litecli
Version: 1.0.0
Mail: https://groups.google.com/forum/#!forum/litecli-users
Github: https://github.com/dbcli/litecli
(none)> .tables
Not connected to database.
(none)> .databases
Not connected to database.
(none)> use test
You are now connected to database "test"
Time: 0.001s
test> .tables
Time: 0.000s
test> CREATE TABLE COMPANY(
         ID INT PRIMARY KEY     NOT NULL,
         NAME           TEXT    NOT NULL,
         AGE            INT     NOT NULL,
         ADDRESS        CHAR(50),
         SALARY         REAL
      );
Query OK, 0 rows affected
Time: 0.077s
test> .tables
+---------+
| name    |
+---------+
| COMPANY |
+---------+
Time: 0.040s

使用语法见 https://www.runoob.com/sqlite/sqlite-insert.html

test> INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,SALARY)
      VALUES (1, 'Paul', 32, 'California', 20000.00 );
Query OK, 1 row affected
Time: 0.083s
test> select *from `COMPANY`
+----+------+-----+------------+---------+
| ID | NAME | AGE | ADDRESS    | SALARY  |
+----+------+-----+------------+---------+
| 1  | Paul | 32  | California | 20000.0 |
+----+------+-----+------------+---------+
1 row in set
Time: 0.023s
test> SELECT CURRENT_TIMESTAMP;
+---------------------+
| CURRENT_TIMESTAMP   |
+---------------------+
| 2019-07-10 06:49:09 |
+---------------------+
1 row in set
Time: 0.017s
test> UPDATE COMPANY SET ADDRESS = 'Texas' WHERE ID = 1;
Query OK, 1 row affected
Time: 0.097s
test> select *from `COMPANY`
+----+------+-----+---------+---------+
| ID | NAME | AGE | ADDRESS | SALARY  |
+----+------+-----+---------+---------+
| 1  | Paul | 32  | Texas   | 20000.0 |
+----+------+-----+---------+---------+
1 row in set
Time: 0.019s

mssql-cli

mssql-cli是基于mssql 的命令行工具，直接用 pip install mssql-cli安装，具体介绍见 https://github.com/dbcli/mssq... https://www.ctolib.com/dbcli-...

$ mssql-cli --help
usage: mssql-cli [-h] [-U] [-P] [-d] [-S] [-E] [-v] [--mssqlclirc]
                [--row-limit] [--less-chatty] [--auto-vertical-output] [-N]
                [-C] [-l] [-K] [-M] [-a] [-A]
                [--enable-sqltoolsservice-logging] [--prompt]

Microsoft SQL Server CLI. Version 0.15.0

optional arguments:
 -h, --help            show this help message and exit
 -U , --username       Username to connect to the database
 -P , --password       If not supplied, defaults to value in environment
                       variable MSSQL_CLI_PASSWORD.
 -d , --database       database name to connect to.
 -S , --server         SQL Server instance name or address.
 -E, --integrated      Use integrated authentication on windows.
 -v, --version         Version of mssql-cli.
 --mssqlclirc          Location of mssqlclirc config file.
 --row-limit           Set threshold for row limit prompt. Use 0 to disable
                       prompt.
 --less-chatty         Skip intro on startup and goodbye on exit.
 --auto-vertical-output
                       Automatically switch to vertical output mode if the
                       result is wider than the terminal width.
 -N, --encrypt         SQL Server uses SSL encryption for all data if the
                       server has a certificate installed.
 -C, --trust-server-certificate
                       The channel will be encrypted while bypassing walking
                       the certificate chain to validate trust.
 -l , --connect-timeout
                       Time in seconds to wait for a connection to the server
                       before terminating request.
 -K , --application-intent
                       Declares the application workload type when connecting
                       to a database in a SQL Server Availability Group.
 -M, --multi-subnet-failover
                       If application is connecting to AlwaysOn AG on
                       different subnets, setting this provides faster
                       detection and connection to currently active server.
 -a , --packet-size    Size in bytes of the network packets used to
                       communicate with SQL Server.
 -A, --dac-connection  Connect to SQL Server using the dedicated
                       administrator connection.
 --enable-sqltoolsservice-logging
                       Enables diagnostic logging for the SqlToolsService.
 --prompt              Prompt format (Default: \d>

pgcli

pgcli 是一个基于 PostgreSQL 的命令行工具，支持自动补全和语法高亮,直接使用pip install -U pgcli 安装，具体介绍见 https://github.com/dbcli/pgcli

$ pgcli --help

Usage: pgcli [OPTIONS] [DATABASE] [USERNAME]Options:

  -h, --host TEXT     Host address of the postgres database.

  -p, --port INTEGER  Port number at which the postgres instance is listening.

  -U, --user TEXT     User name to connect to the postgres database.

  -W, --password      Force password prompt.

  -w, --no-password   Never prompt for password.

  -v, --version       Version of pgcli.

  -d, --dbname TEXT   database name to connect to.

  --pgclirc TEXT      Location of pgclirc file.

  --help              Show this message and exit.

推荐阅读：

5 分钟使用 hugo 搭建一个自己的博客

Python 文档生成器 mkdocs

比 man 更强悍的命令行工具 cheat

上班摸鱼好去处

命令行录制工具 asciinema

公众号：苏生不惑