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By: a guest on May 1st, 2012  |  syntax: None  |  size: 0.53 KB  |  hits: 11  |  expires: Never
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  1. check that new username is in neither of two separate tables
  2. SELECT * FROM xymply_users, xymply_newusers
  3. WHERE xymply_users.user ='test'
  4. OR xymply_newusers.user ='test'
  5.        
  6. (SELECT 1 FROM xymply_users WHERE xymply_users.user ='test')
  7. UNION
  8. (SELECT 1 FROM  xymply_newusers WHERE xymply_newusers.user ='test')
  9.        
  10. SELECT * FROM xymply_users.u, xymply_newusers.nu where u.username = nu.username
  11.        
  12. SELECT * FROM xymply_users.u, xymply_newusers.nu where u.username = 'username' AND nu.username = 'username' AND u.username = nu.username