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PRAGMA foreign_keys = ON;
CREATE TABLE IF NOT EXISTS tagrss_info(info_key TEXT PRIMARY KEY, value TEXT) STRICT;
INSERT
OR REPLACE INTO tagrss_info(info_key, value)
VALUES
("version", "0.9.0");
CREATE TABLE IF NOT EXISTS feeds(
id INTEGER PRIMARY KEY,
source TEXT UNIQUE,
title TEXT
) STRICT;
CREATE TABLE IF NOT EXISTS feed_tags(
feed_id INTEGER REFERENCES feeds(id) ON DELETE CASCADE,
tag TEXT
) STRICT;
CREATE INDEX IF NOT EXISTS idx_feed_tags__feed_id__tag ON feed_tags(feed_id, tag);
CREATE INDEX IF NOT EXISTS idx_feed_tags__tag__feed_id ON feed_tags(tag, feed_id);
CREATE TABLE IF NOT EXISTS entries(
id INTEGER PRIMARY KEY,
feed_id INTEGER REFERENCES feeds(id) ON DELETE CASCADE,
title TEXT,
link TEXT,
epoch_published INTEGER,
epoch_updated INTEGER,
epoch_stored INTEGER
) STRICT;
CREATE INDEX IF NOT EXISTS idx_entries__epoch_stored ON entries(epoch_stored);
CREATE INDEX IF NOT EXISTS idx_entries__feed_id__title__link__epoch_published__epoch_updated ON entries(
feed_id,
title,
link,
epoch_published,
epoch_updated
);
CREATE TRIGGER IF NOT EXISTS trig_entries__ensure_unique_with_identical_nulls_before_insert BEFORE
INSERT
ON entries BEGIN
SELECT
RAISE(IGNORE)
WHERE
EXISTS (
SELECT
1
FROM
entries
WHERE
feed_id = NEW.feed_id
AND title IS NEW.title
AND link IS NEW.link
AND epoch_published IS NEW.epoch_published
AND epoch_updated IS NEW.epoch_updated
);
END;
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