Execution example::

  table_create --name SiteDomain --flags TABLE_HASH_KEY --key_type ShortText
  # [[0, 1337566253.89858, 0.000355720520019531], true]
  table_create --name SiteCountry --flags TABLE_HASH_KEY --key_type ShortText
  # [[0, 1337566253.89858, 0.000355720520019531], true]
  column_create --table Site --name domain --flags COLUMN_SCALAR --type SiteDomain
  # [[0, 1337566253.89858, 0.000355720520019531], true]
  column_create --table Site --name country --flags COLUMN_SCALAR --type SiteCountry
  # [[0, 1337566253.89858, 0.000355720520019531], true]
  load --table Site
  [
  {"_key":"http://example.org/","domain":".org","country":"japan"},
  {"_key":"http://example.net/","domain":".net","country":"brazil"},
  {"_key":"http://example.com/","domain":".com","country":"japan"},
  {"_key":"http://example.net/afr","domain":".net","country":"usa"},
  {"_key":"http://example.org/aba","domain":".org","country":"korea"},
  {"_key":"http://example.com/rab","domain":".com","country":"china"},
  {"_key":"http://example.net/atv","domain":".net","country":"china"},
  {"_key":"http://example.org/gat","domain":".org","country":"usa"},
  {"_key":"http://example.com/vdw","domain":".com","country":"japan"}
  ]
  # [[0, 1337566253.89858, 0.000355720520019531], 9]
