1. SELECT
  2. 	ID, USER_NAME userName,contacts, province, email, 
  3. 	lower(case when contacts REGEXP '^[a-zA-Z]' then LEFT(contacts, 1)
  4. 		when contacts REGEXP '^[0-9]' then LEFT(contacts, 1)
  5. 		else ELT(INTERVAL(CONV(HEX(LEFT(CONVERT(contacts USING gbk),1)),16,10),
  6. 						0xB0A1,0xB0C5,0xB2C1,0xB4EE,0xB6EA,0xB7A2,0xB8C1,0xB9FE,0xBBF7,
  7. 						0xBFA6,0xC0AC,0xC2E8,0xC4C3,0xC5B6,0xC5BE,0xC6DA,0xC8BB,0xC8F6,
  8. 						0xCBFA,0xCDDA,0xCEF4,0xD1B9,0xD4D1),
  9. 						'A','B','C','D','E','F','G','H','J','K','L','M','N','O','P',
  10. 						'Q','R','S','T','W','X','Y','Z') end) firstChar
  11. from osmcs_user 
  12. order by firstChar asc, contacts asc


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