helpers/database_hsqldb_tmpl.sql
author František Kučera <franta-hg@frantovo.cz>
Thu Oct 13 03:09:22 2011 +0200 (2011-10-13)
changeset 75 41d6c0cac8b3
parent 44 5d7d1adf387f
permissions -rw-r--r--
Drupal: číštění HTML – Tidy.
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/* 
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  flags:
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  If bit 0 is set, groups is a mirrorred mailing list. 
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  If not set default newsgroup.
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  Normalization: 1NF, 2NF, 3NF
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*/
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CREATE CACHED TABLE groups 
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(
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  group_id      INT,
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  name          VARCHAR(80) NOT NULL,
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  flags         TINYINT DEFAULT 0,
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  PRIMARY KEY(group_id),
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  UNIQUE(name)
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);
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CREATE CACHED TABLE articles 
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(
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  article_id    INT,
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  body          VARBINARY,
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  PRIMARY KEY(article_id)
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);
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CREATE CACHED TABLE article_ids
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(
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  article_id  INT,
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  message_id  VARCHAR(255),
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  PRIMARY KEY(article_id),
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  UNIQUE(message_id),
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  FOREIGN KEY(article_id) REFERENCES articles(article_id) ON DELETE CASCADE
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);
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CREATE CACHED TABLE headers
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(
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  article_id    INT,
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  header_key    VARCHAR(255),
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  header_value  LONGVARCHAR,
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  header_index  INT,
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  PRIMARY KEY(article_id, header_key, header_index),
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  FOREIGN KEY(article_id) REFERENCES articles(article_id) ON DELETE CASCADE
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);
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/*
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  Normalization: 1NF, 2NF
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*/
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CREATE CACHED TABLE postings 
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(
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  group_id      INTEGER,
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  article_id    INTEGER,
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  article_index INTEGER NOT NULL, 
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  PRIMARY KEY(group_id, article_id),
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  FOREIGN KEY(article_id) REFERENCES articles(article_id) ON DELETE CASCADE
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);
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/* 
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  Table for association of newsgroups and mailing-lists 
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  Normalization: 1NF, 2NF, 3NF
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*/
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CREATE CACHED TABLE groups2list
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(
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  group_id    INTEGER,
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  listaddress VARCHAR(255),
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  PRIMARY KEY(group_id, listaddress),
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  UNIQUE(listaddress),
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  FOREIGN KEY(group_id) REFERENCES groups(group_id) ON DELETE CASCADE 
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);
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/* 
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  Configuration table, containing key/value pairs 
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  Normalization: 1NF, 2NF, 3NF
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*/
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CREATE CACHED TABLE config
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(
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  config_key     VARCHAR(255),
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  config_value   LONGVARCHAR,
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  PRIMARY KEY(config_key)
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);
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/* 
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  Newsserver peers 
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  feedtype: 0: pullfeed 1: pushfeed
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  Normalization: 1NF (atomic values), 2NF
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*/
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CREATE CACHED TABLE peers
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(
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  peer_id     INT,
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  host        VARCHAR(255),
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  port        INT,
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  PRIMARY KEY(peer_id),
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  UNIQUE(host, port)
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);
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/* 
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  List of newsgroups to feed into sonews 
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  Normalization: 1NF, 2NF, 3NF
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*/
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CREATE CACHED TABLE peer_subscriptions
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(
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  peer_id    INTEGER,
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  group_id   INTEGER,
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  feedtype   TINYINT DEFAULT 0,
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  PRIMARY KEY(peer_id, group_id, feedtype),
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  FOREIGN KEY(peer_id) REFERENCES peers(peer_id) ON DELETE CASCADE,
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  FOREIGN KEY(group_id) REFERENCES groups(group_id) ON DELETE CASCADE
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);
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/* 
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   Tables for server event statistics
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   Possible statistic keys:
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   1=CONNECTIONS     (active connections)
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   2=POSTED_NEWS     (directly to the server posted unique messages)
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   3=GATEWAYED_NEWS  (posted unique message gateways through the ML-gateway)
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   4=FEEDED_NEWS     (unique messages feed via NNTP)
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   The server will create snapshots of the above data.
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   Normalization: 1NF, 2NF
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*/
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CREATE CACHED TABLE events
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(
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  event_time         BIGINT,   /* time of this snapshot */
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  event_key          TINYINT,  /* which data */
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  group_id           INT ,
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  PRIMARY KEY(event_time, event_key),
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  FOREIGN KEY(group_id) REFERENCES groups(group_id) ON DELETE CASCADE
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);
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COMMIT;
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SHUTDOWN;