boos
34 lines
1.3 KiB
SQL
34 lines
1.3 KiB
SQL
-- Admin-authored announcements for normal users.
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CREATE TABLE IF NOT EXISTS user_announcements (
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id BIGSERIAL PRIMARY KEY,
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title TEXT NOT NULL,
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content TEXT NOT NULL,
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level TEXT NOT NULL DEFAULT 'info',
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status TEXT NOT NULL DEFAULT 'published',
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audience TEXT NOT NULL DEFAULT 'all',
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starts_at TEXT,
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ends_at TEXT,
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created_at TEXT NOT NULL DEFAULT (CURRENT_TIMESTAMP::TEXT),
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updated_at TEXT NOT NULL DEFAULT (CURRENT_TIMESTAMP::TEXT),
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published_at TEXT
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);
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CREATE INDEX IF NOT EXISTS user_announcements_status_created_at_idx
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ON user_announcements (status, created_at);
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CREATE INDEX IF NOT EXISTS user_announcements_active_window_idx
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ON user_announcements (starts_at, ends_at);
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CREATE TABLE IF NOT EXISTS user_announcement_reads (
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announcement_id BIGINT NOT NULL,
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user_id BIGINT NOT NULL,
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read_at TEXT NOT NULL DEFAULT (CURRENT_TIMESTAMP::TEXT),
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PRIMARY KEY (announcement_id, user_id),
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FOREIGN KEY (announcement_id) REFERENCES user_announcements(id) ON DELETE CASCADE,
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FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
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);
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CREATE INDEX IF NOT EXISTS user_announcement_reads_user_id_idx
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ON user_announcement_reads (user_id);
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