annotate db/pubsub.sql @ 114:e7cfe05bc1d2

Initial revision.
author Ralph Meijer <ralphm@ik.nu>
date Fri, 08 Apr 2005 16:33:40 +0000
parents f766e46dce0f
children 4aa29b1a8c67
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1 create table entities (
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2 id serial primary key,
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3 jid text not null unique
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4 );
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5
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6 create table nodes (
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7 id serial primary key,
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8 node text not null unique,
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9 persistent boolean not null default true,
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10 deliver_payload boolean not null default true
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11 );
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12
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13 create table affiliations (
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14 id serial primary key,
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15 entity_id integer not null references entities on delete cascade,
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16 node_id integer not null references nodes on delete cascade,
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17 affiliation text not null
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18 check (affiliation in ('outcast', 'publisher', 'owner')),
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19 unique (entity_id, node_id)
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20 );
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21
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22 create table subscriptions (
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23 id serial primary key,
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24 entity_id integer not null references entities on delete cascade,
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25 resource text,
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26 node_id integer not null references nodes on delete cascade,
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27 subscription text not null default 'subscribed' check
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28 (subscription in ('subscribed', 'pending', 'unconfigured')),
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29 unique (entity_id, resource, node_id)
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30 );
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31
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32 create table items (
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33 id serial primary key,
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34 node_id integer not null references nodes on delete cascade,
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35 item text not null,
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36 publisher text not null,
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37 data text,
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38 date timestamp with time zone not null default now(),
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39 unique (node_id, item)
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40 );