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begin; |
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create table item_types( |
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name text not null, |
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primary key (name) |
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); |
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create table items ( |
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id SERIAL, |
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name text not null, |
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path text, -- index |
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date timestamp not null default now(), |
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type text not null references item_types(name), -- index |
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primary key(id) |
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); |
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dpavlin |
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dpavlin |
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create table topic_types( |
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name text not null, |
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primary key (name) |
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); |
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create table topics ( |
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id SERIAL, |
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name text, |
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path text, |
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date timestamp not null default now(), |
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type text not null references topic_types(name), -- index |
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parent_id integer references topics(id), -- index |
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dpavlin |
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primary key(id) |
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); |
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dpavlin |
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create table item_topics ( |
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item_id integer references items(id) ON UPDATE CASCADE ON DELETE CASCADE, |
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topic_id integer references topics(id) ON UPDATE CASCADE ON DELETE CASCADE, |
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PRIMARY KEY (item_id, topic_id) |
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dpavlin |
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); |
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dpavlin |
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-- create inhertited topics and items |
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insert into topic_types values ('webarchive'); |
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create table topics_webarchive ( |
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uri text not null, -- unique index |
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last_crawled timestamp, |
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dpavlin |
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primary key(id) |
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dpavlin |
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) inherits (topics) ; |
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dpavlin |
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-- HyperEstraier support table |
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insert into item_types values ('est'); |
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create table item_est ( |
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dpavlin |
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path text, -- unique index |
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uri text not null, -- unique index |
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size int, |
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primary key(id) |
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) inherits (items) ; |
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-- Pg General Bits |
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insert into topic_types values ('pgbits'); |
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create table topics_pgbits ( |
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issue int not null, -- unique index |
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primary key(id) |
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dpavlin |
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) inherits (topics) ; |
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dpavlin |
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insert into item_types values ('pgbits'); |
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create table items_pgbits ( |
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mytitle text not null, |
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ititle text not null, |
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ikey text, |
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html text, |
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contributors text, |
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primary key(id) |
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) inherits (items) ; |