mysql> show collation; +----------------------+----------+-----+---------+----------+---------+ | Collation | Charset | Id | Default | Compiled | Sortlen | +----------------------+----------+-----+---------+----------+---------+ | big5_chinese_ci | big5 | 1 | Yes | Yes | 1 | | big5_bin | big5 | 84 | | Yes | 1 | | dec8_swedish_ci | dec8 | 3 | Yes | Yes | 1 | | dec8_bin | dec8 | 69 | | Yes | 1 | | cp850_general_ci | cp850 | 4 | Yes | Yes | 1 | | cp850_bin | cp850 | 80 | | Yes | 1 | | hp8_english_ci | hp8 | 6 | Yes | Yes | 1 | | hp8_bin | hp8 | 72 | | Yes | 1 | | koi8r_general_ci | koi8r | 7 | Yes | Yes | 1 | | koi8r_bin | koi8r | 74 | | Yes | 1 | | latin1_german1_ci | latin1 | 5 | | Yes | 1 | | latin1_swedish_ci | latin1 | 8 | Yes | Yes | 1 | | latin1_danish_ci | latin1 | 15 | | Yes | 1 | | latin1_german2_ci | latin1 | 31 | | Yes | 2 | | latin1_bin | latin1 | 47 | | Yes | 1 | | latin1_general_ci | latin1 | 48 | | Yes | 1 | | latin1_general_cs | latin1 | 49 | | Yes | 1 | | latin1_spanish_ci | latin1 | 94 | | Yes | 1 | | latin2_czech_cs | latin2 | 2 | | Yes | 4 | | latin2_general_ci | latin2 | 9 | Yes | Yes | 1 | | latin2_hungarian_ci | latin2 | 21 | | Yes | 1 | | latin2_croatian_ci | latin2 | 27 | | Yes | 1 | | latin2_bin | latin2 | 77 | | Yes | 1 | | swe7_swedish_ci | swe7 | 10 | Yes | Yes | 1 | | swe7_bin | swe7 | 82 | | Yes | 1 | | ascii_general_ci | ascii | 11 | Yes | Yes | 1 | | ascii_bin | ascii | 65 | | Yes | 1 | | ujis_japanese_ci | ujis | 12 | Yes | Yes | 1 |
mysql> SHOW VARIABLES LIKE 'character_sets_dir'; +--------------------+----------------------------+ | Variable_name | Value | +--------------------+----------------------------+ | character_sets_dir | /usr/share/mysql/charsets/ | +--------------------+----------------------------+ 1 row in set (0.00 sec)
<charset name="utf8"> <family>Unicode</family> <description>UTF-8 Unicode</description> <alias>utf-8</alias> <collation name="utf8_general_ci" id="33"> <flag>primary</flag> <flag>compiled</flag> </collation> <collation name="utf8_bin" id="83"> <flag>binary</flag> <flag>compiled</flag> </collation> </charset>
<collation name="utf8_chuvash" id="233"> </collation>
<collation name="utf8_chuvash" id="233"> <rules> <reset>\u0410</reset> <p>\u0102</p> <t>\u0103</t> <reset>\u0415</reset> <p>\u0114</p> <t>\u0115</t> <reset>\u0421</reset> <p>\u00C7</p> <t>\u00E7</t> <reset>\u0423</reset> <p>\u04F2</p> <t>\u04F3</t> <p>\u0178</p> <t>\u00FF</t> </rules> </collation>
mysql> SHOW COLLATION LIKE 'utf8_chuvash'; +--------------+---------+-----+---------+----------+---------+ | Collation | Charset | Id | Default | Compiled | Sortlen | +--------------+---------+-----+---------+----------+---------+ | utf8_chuvash | utf8 | 233 | | | 8 | +--------------+---------+-----+---------+----------+---------+ 1 row in set (0.00 sec)
__...__ - выделение слова ссылой.
__aaa|...__ - выделение некого слова ссылкой на другое слово.
__http://ya.ru|...__ - выделение слова ссылкой на внешнюю ссылку.
**...** - выделение жирным.
~~...~~ - выделение курсивом.
___...___ - выделение подчеркиванием.