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一、MySQL 连接本地数据库，用户名为“root”，密码“123”（注意：“-p”和“123” 之间不能有空格）

1. C:\>mysql -h localhost -u root -p123

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二、MySQL 连接远程数据库（192.168.0.201），端口“3306”，用户名为“root”，密码“123”

1. C:\>mysql -h 172.16.16.45 -P 3306 -u root -p123

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三、MySQL 连接本地数据库，用户名为“root”，隐藏密码

1. C:\>mysql -h localhost -u root -p
2. Enter password:

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四、MySQL 连接本地数据库，用户名为“root”，指定所连接的数据库为“test”

1. C:\>mysql -h localhost -u root -p123 -D test
2. mysql>select database();
3. +------------+
4. | database() |
5. +------------+
6. | test       |
7. +------------+

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下面是 MySQL 客户端命令的详细参数：

1. mysql  Ver 14.12 Distrib 5.0.41, for Win32 (ia32)
2. Copyright (C) 2002 MySQL AB
3. This software comes with ABSOLUTELY NO WARRANTY. This is free software,
4. and you are welcome to modify and redistribute it under the GPL license
6. Usage: mysql [OPTIONS] [database]
7. -?, --help          Display this help and exit.
8. -I, --help          Synonym for -?
9. --auto-rehash       Enable automatic rehashing. One doesn"t need to use
10. "rehash" to get table and field completion, but startup
11. and reconnecting may take a longer time. Disable with
12. --disable-auto-rehash.
13. -A, --no-auto-rehash
14. No automatic rehashing. One has to use "rehash" to get
15. table and field completion. This gives a quicker start of
16. mysql and disables rehashing on reconnect. WARNING:
17. options deprecated; use --disable-auto-rehash instead.
18. -B, --batch         Don"t use history file. Disable interactive behavior.
19. (Enables --silent)
20. --character-sets-dir=name
21. Directory where character sets are.
22. --default-character-set=name
23. Set the default character set.
24. -C, --compress      Use compression in server/client protocol.
25. -#, --debug[=#]     This is a non-debug version. Catch this and exit
26. -D, --database=name Database to use.
27. --delimiter=name    Delimiter to be used.
28. -e, --execute=name  Execute command and quit. (Disables --force and history
29. file)
30. -E, --vertical      Print the output of a query (rows) vertically.
31. -f, --force         Continue even if we get an sql error.
32. -G, --named-commands
33. Enable named commands. Named commands mean this program"s
34. internal commands; see mysql> help . When enabled, the
35. named commands can be used from any line of the query,
36. otherwise only from the first line, before an enter.
37. Disable with --disable-named-commands. This option is
38. disabled by default.
39. -g, --no-named-commands
40. Named commands are disabled. Use \* form only, or use
41. named commands only in the beginning of a line ending
42. with a semicolon (;) Since version 10.9 the client now
43. starts with this option ENABLED by default! Disable with
44. "-G". Long format commands still work from the first
45. line. WARNING: option deprecated; use
46. --disable-named-commands instead.
47. -i, --ignore-spaces Ignore space after function names.
48. --local-infile      Enable/disable LOAD DATA LOCAL INFILE.
49. -b, --no-beep       Turn off beep on error.
50. -h, --host=name     Connect to host.
51. -H, --html          Produce HTML output.
52. -X, --xml           Produce XML output
53. --line-numbers      Write line numbers for errors.
54. -L, --skip-line-numbers
55. Don"t write line number for errors. WARNING: -L is
56. deprecated, use long version of this option instead.
57. -n, --unbuffered    Flush buffer after each query.
58. --column-names      Write column names in results.
59. -N, --skip-column-names
60. Don"t write column names in results. WARNING: -N is
61. deprecated, use long version of this options instead.
62. -O, --set-variable=name
63. Change the value of a variable. Please note that this
64. option is deprecated; you can set variables directly with
65. --variable-name=value.
66. --sigint-ignore     Ignore SIGINT (CTRL-C)
67. -o, --one-database  Only update the default database. This is useful for
68. skipping updates to other database in the update log.
69. -p, --password[=name]
70. Password to use when connecting to server. If password is
71. not given it"s asked from the tty.
72. -W, --pipe          Use named pipes to connect to server.
73. -P, --port=#        Port number to use for connection.
74. --prompt=name       Set the mysql prompt to this value.
75. --protocol=name     The protocol of connection (tcp,socket,pipe,memory).
76. -q, --quick         Don"t cache result, print it row by row. This may slow
77. down the server if the output is suspended. Doesn"t use
78. history file.
79. -r, --raw           Write fields without conversion. Used with --batch.
80. --reconnect         Reconnect if the connection is lost. Disable with
81. --disable-reconnect. This option is enabled by default.
82. -s, --silent        Be more silent. Print results with a tab as separator,
83. each row on new line.
84. --shared-memory-base-name=name
85. Base name of shared memory.
86. -S, --socket=name   Socket file to use for connection.
87. --ssl               Enable SSL for connection (automatically enabled with
88. other flags). Disable with --skip-ssl.
89. --ssl-ca=name       CA file in PEM format (check OpenSSL docs, implies
90. --ssl).
91. --ssl-capath=name   CA directory (check OpenSSL docs, implies --ssl).
92. --ssl-cert=name     X509 cert in PEM format (implies --ssl).
93. --ssl-cipher=name   SSL cipher to use (implies --ssl).
94. --ssl-key=name      X509 key in PEM format (implies --ssl).
95. --ssl-verify-server-cert
96. Verify server"s "Common Name" in its cert against
97. hostname used when connecting. This option is disabled by
98. default.
99. -t, --table         Output in table format.
100. -T, --debug-info    Print some debug info at exit.
101. --tee=name          Append everything into outfile. See interactive help (\h)
102. also. Does not work in batch mode. Disable with
103. --disable-tee. This option is disabled by default.
104. --no-tee            Disable outfile. See interactive help (\h) also. WARNING:
105. option deprecated; use --disable-tee instead
106. -u, --user=name     User for login if not current user.
107. -U, --safe-updates  Only allow UPDATE and DELETE that uses keys.
108. -U, --i-am-a-dummy  Synonym for option --safe-updates, -U.
109. -v, --verbose       Write more. (-v -v -v gives the table output format).
110. -V, --version       Output version information and exit.
111. -w, --wait          Wait and retry if connection is down.
112. --connect_timeout=# Number of seconds before connection timeout.
113. --max_allowed_packet=#
114. Max packet length to send to, or receive from server
115. --net_buffer_length=#
116. Buffer for TCP/IP and socket communication
117. --select_limit=#    Automatic limit for SELECT when using --safe-updates
118. --max_join_size=#   Automatic limit for rows in a join when using
119. --safe-updates
120. --secure-auth       Refuse client connecting to server if it uses old
121. (pre-4.1.1) protocol
122. --show-warnings     Show warnings after every statement.
124. Default options are read from the following files in the given order:
125. C:\my.ini C:\my.cnf C:\WINDOWS\my.ini C:\WINDOWS\my.cnf D:\MySQL\my.ini D:\MySQL\my.cnf
126. The following groups are read: mysql client
127. The following options may be given as the first argument:
128. --print-defaults Print the program argument list and exit
129. --no-defaults  Do not read default options from any options file
130. --defaults-file=# Only read default options from the given file #
131. --defaults-extra-file=# Read this file after the global files are read
133. Variables (--variable-name=value)
134. and boolean options {FALSE|TRUE}  Value (after reading options)
135. --------------------------------- -----------------------------
136. auto-rehash                       TRUE
137. character-sets-dir                (No default value)
138. default-character-set             utf8
139. compress                          FALSE
140. database                          (No default value)
141. delimiter                         ;
142. vertical                          FALSE
143. force                             FALSE
144. named-commands                    FALSE
145. local-infile                      FALSE
146. no-beep                           FALSE
147. host                              (No default value)
148. html                              FALSE
149. xml                               FALSE
150. line-numbers                      TRUE
151. unbuffered                        FALSE
152. column-names                      TRUE
153. sigint-ignore                     FALSE
154. port                              3306
155. prompt                            mysql>
156. quick                             FALSE
157. raw                               FALSE
158. reconnect                         TRUE
159. shared-memory-base-name           (No default value)
160. socket                            (No default value)
161. ssl                               FALSE
162. ssl-ca                            (No default value)
163. ssl-capath                        (No default value)
164. ssl-cert                          (No default value)
165. ssl-cipher                        (No default value)
166. ssl-key                           (No default value)
167. ssl-verify-server-cert            FALSE
168. table                             FALSE
169. debug-info                        FALSE
170. user                              (No default value)
171. safe-updates                      FALSE
172. i-am-a-dummy                      FALSE
173. connect_timeout                   0
174. max_allowed_packet                16777216
175. net_buffer_length                 16384
176. select_limit                      1000
177. max_join_size                     1000000
178. secure-auth                       FALSE
179. show-warnings                     FALSE

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