mirror of
https://github.com/penpot/penpot.git
synced 2025-01-10 08:50:57 -05:00
75 lines
2.2 KiB
MySQL
75 lines
2.2 KiB
MySQL
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-- Tables
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CREATE TABLE IF NOT EXISTS pages (
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id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
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"user" uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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project uuid NOT NULL REFERENCES projects(id) ON DELETE CASCADE,
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created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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modified_at timestamptz NOT NULL DEFAULT clock_timestamp(),
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deleted_at timestamptz DEFAULT NULL,
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version bigint DEFAULT 0,
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name text NOT NULL,
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data bytea NOT NULL,
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metadata bytea NOT NULL
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);
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CREATE TABLE IF NOT EXISTS pages_history (
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id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
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"user" uuid NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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page uuid NOT NULL REFERENCES pages(id) ON DELETE CASCADE,
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created_at timestamptz NOT NULL,
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modified_at timestamptz NOT NULL,
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version bigint NOT NULL DEFAULT 0,
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pinned bool NOT NULL DEFAULT false,
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label text NOT NULL DEFAULT '',
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data bytea NOT NULL
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);
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-- Indexes
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CREATE INDEX pages_project_idx ON pages(project);
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CREATE INDEX pages_user_idx ON pages("user");
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CREATE INDEX pages_history_page_idx ON pages_history(page);
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CREATE INDEX pages_history_user_idx ON pages_history("user");
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-- Triggers
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CREATE OR REPLACE FUNCTION handle_page_update()
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RETURNS TRIGGER AS $pagechange$
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BEGIN
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--- Update projects modified_at attribute when a
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--- page of that project is modified.
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UPDATE projects SET modified_at = clock_timestamp()
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WHERE id = OLD.project;
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--- Register a new history entry if the data
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--- property is changed.
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IF (OLD.data != NEW.data) THEN
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INSERT INTO pages_history (page, "user", created_at,
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modified_at, data, version)
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VALUES (OLD.id, OLD."user", OLD.modified_at,
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OLD.modified_at, OLD.data, OLD.version);
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END IF;
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RETURN NEW;
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END;
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$pagechange$ LANGUAGE plpgsql;
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CREATE TRIGGER page_on_update_tgr BEFORE UPDATE ON pages
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FOR EACH ROW EXECUTE PROCEDURE handle_page_update();
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CREATE TRIGGER page_occ_tgr BEFORE UPDATE ON pages
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FOR EACH ROW EXECUTE PROCEDURE handle_occ();
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CREATE TRIGGER pages_modified_at_tgr BEFORE UPDATE ON pages
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FOR EACH ROW EXECUTE PROCEDURE update_modified_at();
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CREATE TRIGGER pages_history_modified_at_tgr BEFORE UPDATE ON pages
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FOR EACH ROW EXECUTE PROCEDURE update_modified_at();
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