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annotate flys-artifacts/doc/conf/datacage.sql @ 4954:1a218a0bcfcf dami

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Importer: Add db migration script for postgres to track schema changes
author Andre Heinecke <aheinecke@intevation.de>
date Fri, 01 Feb 2013 10:43:19 +0100
parents a007a4368768
children 1071aacd042c
rev   line source
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1 BEGIN;
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2
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3 CREATE SEQUENCE USERS_ID_SEQ;
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4
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5 CREATE TABLE users (
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6 id INT PRIMARY KEY NOT NULL,
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7 gid UUID NOT NULL UNIQUE
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8 );
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9
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10 CREATE SEQUENCE COLLECTIONS_ID_SEQ;
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11
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12 CREATE TABLE collections (
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13 id INT PRIMARY KEY NOT NULL,
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14 gid UUID NOT NULL UNIQUE,
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15 user_id INT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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16 name VARCHAR(256) NOT NULL,
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17 creation TIMESTAMP NOT NULL
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18 );
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19
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20 CREATE SEQUENCE ARTIFACTS_ID_SEQ;
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21
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22 CREATE TABLE artifacts (
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23 id INT PRIMARY KEY NOT NULL,
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24 gid UUID NOT NULL UNIQUE,
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25 state VARCHAR(256) NOT NULL,
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26 creation TIMESTAMP NOT NULL
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27 );
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29 CREATE SEQUENCE COLLECTION_ITEMS_ID_SEQ;
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30
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31 CREATE TABLE collection_items (
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32 id INT PRIMARY KEY NOT NULL,
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33 collection_id INT NOT NULL REFERENCES collections(id) ON DELETE CASCADE,
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34 artifact_id INT NOT NULL REFERENCES artifacts(id) ON DELETE CASCADE
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35 );
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36
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37 CREATE SEQUENCE ARTIFACT_DATA_ID_SEQ;
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38
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39 CREATE TABLE artifact_data (
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40 id INT PRIMARY KEY NOT NULL,
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41 artifact_id INT NOT NULL REFERENCES artifacts(id) ON DELETE CASCADE,
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42 kind VARCHAR(256) NOT NULL,
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43 k VARCHAR(256) NOT NULL,
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44 v VARCHAR(256), -- Maybe too short
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45 UNIQUE (artifact_id, k)
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46 );
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47
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48 CREATE SEQUENCE OUTS_ID_SEQ;
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50 CREATE TABLE outs (
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51 id INT PRIMARY KEY NOT NULL,
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52 artifact_id INT NOT NULL REFERENCES artifacts(id) ON DELETE CASCADE,
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53 name VARCHAR(256) NOT NULL,
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54 description VARCHAR(256),
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55 out_type VARCHAR(256)
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56 );
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57
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58 CREATE SEQUENCE FACETS_ID_SEQ;
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59
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60 CREATE TABLE facets (
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61 id INT PRIMARY KEY NOT NULL,
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62 out_id INT NOT NULL REFERENCES outs(id) ON DELETE CASCADE,
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63 name VARCHAR(256) NOT NULL,
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64 num INT NOT NULL,
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65 state VARCHAR(256) NOT NULL,
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66 description VARCHAR(256),
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67 UNIQUE (out_id, num, name)
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68 );
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69
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70 CREATE VIEW master_artifacts AS
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71 SELECT a2.id AS id,
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72 a2.gid AS gid,
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73 a2.state AS state,
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74 a2.creation AS creation,
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75 ci2.collection_id AS collection_id
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76 FROM collection_items ci2
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77 JOIN artifacts a2
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78 ON ci2.artifact_id = a2.id
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79 JOIN (SELECT ci.collection_id AS c_id,
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80 MIN(a.creation) AS oldest_a
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81 FROM collection_items ci
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82 JOIN artifacts a
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83 ON ci.artifact_id = a.id
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84 GROUP BY ci.collection_id) o
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85 ON o.c_id = ci2.collection_id
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86 WHERE a2.creation = o.oldest_a;
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87
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88 -- DROP VIEW master_artifacts;
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89 -- DROP SEQUENCE USERS_ID_SEQ;
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90 -- DROP SEQUENCE COLLECTIONS_ID_SEQ;
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91 -- DROP SEQUENCE ARTIFACTS_ID_SEQ;
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92 -- DROP SEQUENCE COLLECTION_ITEMS_ID_SEQ;
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93 -- DROP SEQUENCE ARTIFACT_DATA_ID_SEQ;
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94 -- DROP SEQUENCE OUTS_ID_SEQ;
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95 -- DROP SEQUENCE FACETS_ID_SEQ;
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96 -- DROP TABLE facets;
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97 -- DROP TABLE outs;
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98 -- DROP TABLE artifact_data;
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99 -- DROP TABLE collection_items;
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100 -- DROP TABLE collections;
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101 -- DROP TABLE artifacts;
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102 -- DROP TABLE users;
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103
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104 COMMIT;
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