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1
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-- THE AIM OF THIS FILE IS TO COLLECT SQL COMMANDS TO ADD "ON DELETE CASCADE" CONSTRAINTS
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2
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-- SOME OF THE STATEMENTS MAY NOT MAKE SENSE IN THIS BRANCH, AS WE ARE SUPPOSED NOT TO USE THE funding_funding TABLE ANYMORE
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3
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4
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-- when we delete a funding we want to the delete all the related stuff: subfundings, projects, organisations
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5
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ALTER TABLE funding_funding
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6
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DROP CONSTRAINT funding_funding_funding1_fkey;
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7
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ALTER TABLE funding_funding
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8
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ADD CONSTRAINT funding_funding_funding1_fkey FOREIGN KEY (funding1) REFERENCES fundings (id) ON DELETE CASCADE;
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9
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ALTER TABLE funding_funding
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10
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DROP CONSTRAINT funding_funding_funding2_fkey;
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11
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ALTER TABLE funding_funding
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12
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ADD CONSTRAINT funding_funding_funding2_fkey FOREIGN KEY (funding2) REFERENCES fundings (id) ON DELETE CASCADE;
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13
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14
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ALTER TABLE project_funding
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15
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DROP CONSTRAINT project_funding_funding_fkey;
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16
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ALTER TABLE project_funding
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17
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ADD CONSTRAINT project_funding_funding_fkey FOREIGN KEY (funding) REFERENCES fundings (id) ON DELETE CASCADE;
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18
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ALTER TABLE project_funding
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19
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DROP CONSTRAINT project_funding_project_fkey;
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20
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ALTER TABLE project_funding
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21
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ADD CONSTRAINT project_funding_project_fkey FOREIGN KEY (project) REFERENCES projects (id) ON DELETE CASCADE;
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22
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23
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ALTER TABLE organization_funding
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24
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DROP CONSTRAINT organization_funding_funding_fkey;
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25
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ALTER TABLE organization_funding
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26
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ADD CONSTRAINT organization_funding_funding_fkey FOREIGN KEY (funding) REFERENCES fundings (id) ON DELETE CASCADE;
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27
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28
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-- when we delete an organisation we want to delete all the related stuff
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29
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ALTER TABLE datasource_organization
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30
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DROP CONSTRAINT datasource_organization_organization_fkey;
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31
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ALTER TABLE datasource_organization
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32
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ADD CONSTRAINT datasource_organization_organization_fkey FOREIGN KEY (organization) REFERENCES organizations (id) ON DELETE CASCADE;
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33
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ALTER TABLE project_organization
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34
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DROP CONSTRAINT project_organization_resporganization_fkey;
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35
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ALTER TABLE project_organization
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36
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ADD CONSTRAINT project_organization_resporganization_fkey FOREIGN KEY (resporganization) REFERENCES organizations (id) ON DELETE CASCADE;
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37
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38
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-- when we delete a project, also its link to organisations must be deleted
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39
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ALTER TABLE project_organization
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40
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DROP CONSTRAINT project_organization_project_fkey;
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41
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ALTER TABLE project_organization
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42
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ADD CONSTRAINT project_organization_project_fkey FOREIGN KEY (project) REFERENCES projects (id) ON DELETE CASCADE;
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43
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44
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-- when we delete a fundingpath, also the corresponding entries in the many-to-many tabel to projects must be deleted
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45
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ALTER TABLE project_fundingpath
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46
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DROP CONSTRAINT project_fundingpath_funding_fkey;
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47
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ALTER TABLE project_fundingpath
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48
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ADD CONSTRAINT project_fundingpath_funding_fkey FOREIGN KEY (funding) REFERENCES fundingpaths (id) ON DELETE CASCADE;
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49
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50
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-- when we delete a project, also its links to fundingpaths must be deleted
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51
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ALTER TABLE project_fundingpath
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52
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DROP CONSTRAINT project_fundingpath_project_fkey;
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53
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ALTER TABLE project_fundingpath
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54
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ADD CONSTRAINT project_fundingpath_project_fkey FOREIGN KEY (project) REFERENCES projects (id) ON DELETE CASCADE;
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