annotate db/pubsub.sql @ 319:a51947371625

pgsql storage: use item_id instead of date to order and select items
author Goffi <goffi@goffi.org>
date Sun, 03 Jan 2016 18:33:22 +0100
parents 05c875a13a62
children 98409ef42c94
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1 CREATE TABLE entities (
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2 entity_id serial PRIMARY KEY,
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3 jid text NOT NULL UNIQUE
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4 );
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6 CREATE TABLE nodes (
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7 node_id serial PRIMARY KEY,
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8 node text NOT NULL,
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9 pep text,
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10 node_type text NOT NULL DEFAULT 'leaf'
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11 CHECK (node_type IN ('leaf', 'collection')),
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12 access_model text NOT NULL DEFAULT 'open'
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13 CHECK (access_model IN ('open', 'roster')),
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14 persist_items boolean,
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15 deliver_payloads boolean NOT NULL DEFAULT TRUE,
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16 send_last_published_item text NOT NULL DEFAULT 'on_sub'
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17 CHECK (send_last_published_item IN ('never', 'on_sub')),
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18 publish_model text NOT NULL DEFAULT 'publishers'
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19 CHECK (publish_model IN ('publishers', 'subscribers', 'open'))
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20 );
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22 /* we need 2 partial indexes to manage NULL value for PEP */
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23 CREATE UNIQUE INDEX nodes_node_pep_key_not_null ON nodes(node, pep) WHERE pep IS NOT NULL;
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24 CREATE UNIQUE INDEX nodes_node_pep_key_null ON nodes(node) WHERE pep IS NULL;
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26 INSERT INTO nodes (node, node_type) values ('', 'collection');
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27
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28 CREATE TABLE affiliations (
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29 affiliation_id serial PRIMARY KEY,
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30 entity_id integer NOT NULL REFERENCES entities ON DELETE CASCADE,
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31 node_id integer NOT NULL references nodes ON DELETE CASCADE,
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32 affiliation text NOT NULL
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33 CHECK (affiliation IN ('outcast', 'publisher', 'owner')),
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34 UNIQUE (entity_id, node_id)
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35 );
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36
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37 CREATE TABLE node_groups_authorized (
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38 node_groups_authorized_id serial PRIMARY KEY,
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39 node_id integer NOT NULL references nodes ON DELETE CASCADE,
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40 groupname text NOT NULL,
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41 UNIQUE (node_id,groupname)
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42 );
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43
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44 CREATE TABLE subscriptions (
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45 subscription_id serial PRIMARY KEY,
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46 entity_id integer NOT NULL REFERENCES entities ON DELETE CASCADE,
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47 resource text,
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48 node_id integer NOT NULL REFERENCES nodes ON delete CASCADE,
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49 state text NOT NULL DEFAULT 'subscribed'
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50 CHECK (state IN ('subscribed', 'pending', 'unconfigured')),
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51 subscription_type text
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52 CHECK (subscription_type IN (NULL, 'items', 'nodes')),
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53 subscription_depth text
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54 CHECK (subscription_depth IN (NULL, '1', 'all')),
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55 UNIQUE (entity_id, resource, node_id));
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57 CREATE TABLE items (
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58 item_id serial PRIMARY KEY,
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59 node_id integer NOT NULL REFERENCES nodes ON DELETE CASCADE,
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60 item text NOT NULL,
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61 publisher text NOT NULL,
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62 data text,
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63 access_model text NOT NULL DEFAULT 'open'
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64 CHECK (access_model IN ('open', 'roster')),
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65 date timestamp with time zone NOT NULL DEFAULT now(),
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66 UNIQUE (node_id, item)
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67 );
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69 CREATE TABLE item_groups_authorized (
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70 item_groups_authorized_id serial PRIMARY KEY,
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71 item_id integer NOT NULL references items ON DELETE CASCADE,
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72 groupname text NOT NULL,
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73 UNIQUE (item_id,groupname)
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74 );
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75
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76 CREATE TABLE item_categories (
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77 item_categories_id serial PRIMARY KEY,
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78 item_id integer NOT NULL references items ON DELETE CASCADE,
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79 category text NOT NULL,
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80 UNIQUE (item_id,category)
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81 );
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82
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83 CREATE TABLE metadata (
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84 key text PRIMARY KEY,
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85 value text
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86 );
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87
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88 INSERT INTO metadata VALUES ('version', '1');