(PHP 4, PHP 5)
sybase_select_db — Selects a Sybase database
$database_name
   [, resource $link_identifier
  ] )sybase_select_db() sets the current active database on the server that's associated with the specified link identifier.
Every subsequent call to sybase_query() will be made on the active database.
database_name
link_identifierIf no link identifier is specified, the last opened link is assumed. If no link is open, the function will try to establish a link as if sybase_connect() was called, and use it.
   Returns TRUE on success or FALSE on failure.