Metacat

/* 

 * harvest_site_schedule -- table to store harvest sites and schedule info

 */

CREATE TABLE harvest_site_schedule (

  site_schedule_id INT8,         -- unique id

  documentlisturl  VARCHAR(255), -- URL of the site harvest document list

  ldapdn           VARCHAR(255), -- LDAP distinguished name for site account

  datenextharvest  DATE,         -- scheduled date of next harvest

  datelastharvest  DATE,         -- recorded date of last harvest

  updatefrequency  INT8,         -- the harvest update frequency

  unit             VARCHAR(50),  -- update unit -- days weeks or months

  contact_email    VARCHAR(50),  -- email address of the site contact person

  ldappwd          VARCHAR(20),  -- LDAP password for site account

  CONSTRAINT harvest_site_schedule_pk PRIMARY KEY (site_schedule_id)

);

/* 

 * harvest_log -- table to log entries for harvest operations

 */

CREATE TABLE harvest_log (

  harvest_log_id         INT8,          -- unique id

  harvest_date           DATE,          -- date of the current harvest

  status                 INT8,          -- non-zero indicates an error status

  message                VARCHAR(1000), -- text message for this log entry

  harvest_operation_code VARCHAR(30),   -- the type of harvest operation

  site_schedule_id       INT8,          -- foreign key

  CONSTRAINT harvest_log_pk PRIMARY KEY (harvest_log_id),

  CONSTRAINT harvest_log_site_schedule_id_fk 

        FOREIGN KEY (site_schedule_id) REFERENCES harvest_site_schedule

);

/* 

 * harvest_detail_log -- table to log detailed info about documents that

 *                       generated errors during the harvest

 */

CREATE TABLE harvest_detail_log (

  detail_log_id          INT8,          -- unique id

  harvest_log_id         INT8,          -- ponter to the related log entry

  scope                  VARCHAR(50),   -- document scope

  identifier             INT8,          -- document identifier

  revision               INT8,          -- document revision

  document_url           VARCHAR(255), -- document URL

  error_message          VARCHAR(1000), -- text error message

  document_type          VARCHAR(100),  -- document type

  CONSTRAINT harvest_detail_log_pk PRIMARY KEY (detail_log_id),

  CONSTRAINT harvest_detail_log_harvest_log_id_fk 

        FOREIGN KEY (harvest_log_id) REFERENCES harvest_log

);