Ferreteria/v0.5/sql/user client

SQL

CREATE TABLE `user_client` (
  `ID`         int NOT NULL AUTO_INCREMENT,
  `CRC`        int unsigned NOT NULL                             COMMENT 'crc32(Address+Browser) - unique integer defined by client specs',
  `Address`    varchar(63) CHARACTER SET utf8 NOT NULL           COMMENT 'IP address of client',
  `Domain`     varchar(255) COLLATE utf8_unicode_ci DEFAULT NULL COMMENT 'Domain name of client',
  `Browser`    varchar(255) COLLATE utf8_unicode_ci DEFAULT NULL COMMENT 'Browser USER_AGENT string',
  `WhenFirst`  datetime NOT NULL                                 COMMENT 'When this client was first seen',
  `WhenFinal`  datetime DEFAULT NULL                             COMMENT 'When this client was most recently seen',

  PRIMARY KEY (`ID`),
  UNIQUE KEY `CRC` (`CRC`)
) ENGINE=InnoDB;