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Viewing changes to userdb/migrations/20080903-01.sql

  • Committer: mattgiuca
  • Date: 2008-07-15 07:19:34 UTC
  • Revision ID: svn-v3-trunk0:2b9c9e99-6f39-0410-b283-7f802c844ae2:trunk:875
Added "migrations" directory, which contains incremental database update
    scripts.
Updated users.sql, uniqueness key on offering table.
Added migration matching this update to the migrations directory. Mm handy!

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userdb/migrations/20080903-01.sql
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CREATE OR REPLACE FUNCTION check_group_namespacing_insertupdate()
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RETURNS trigger AS '
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    DECLARE
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        oid INTEGER;
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    BEGIN
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        SELECT offeringid INTO oid FROM project_set WHERE project_set.projectsetid = NEW.projectsetid;
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        PERFORM 1 FROM project_group, project_set WHERE project_set.offeringid = oid AND project_group.projectsetid = project_set.projectsetid AND project_group.groupnm = NEW.groupnm;
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        IF found THEN
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            RAISE EXCEPTION ''a project group named % already exists in offering ID %'', NEW.groupnm, oid;
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        END IF;
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        RETURN NEW;
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    END;
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' LANGUAGE 'plpgsql';