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path: root/tests/queries.sql
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-- createTables.sql:
--   write:
		CREATE TABLE IF NOT EXISTS "q_payloads" (
			id           INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
			timestamp    TEXT    NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%f000000Z', 'now')),
			topic        TEXT    NOT NULL,
			payload      BLOB    NOT NULL
		) STRICT;
		CREATE INDEX IF NOT EXISTS "q_payloads_topic"
			ON "q_payloads"(topic);

		CREATE TABLE IF NOT EXISTS "q_messages" (
			id           INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
			timestamp    TEXT    NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%f000000Z', 'now')),
			uuid         BLOB    NOT NULL UNIQUE,
			flow_id      BLOB    NOT NULL,
			payload_id   INTEGER NOT NULL
				REFERENCES "q_payloads"(id)
		) STRICT;
		CREATE INDEX IF NOT EXISTS "q_messages_flow_id"
			ON "q_messages"(flow_id);

		CREATE TABLE IF NOT EXISTS "q_offsets" (
			id           INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
			timestamp    TEXT    NOT NULL DEFAULT (strftime('%Y-%m-%dT%H:%M:%f000000Z', 'now')),
			consumer     TEXT    NOT NULL,
			message_id   INTEGER NOT NULL
				REFERENCES "q_messages"(id),
			UNIQUE (consumer, message_id)
		) STRICT;
		CREATE INDEX IF NOT EXISTS "q_offsets_consumer"
			ON "q_offsets"(consumer);

		CREATE TABLE IF NOT EXISTS "q_deadletters" (
			id           INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
			uuid         BLOB    NOT NULL UNIQUE,
			consumer     TEXT    NOT NULL,
			message_id   INTEGER NOT NULL
				REFERENCES "q_messages"(id),
			UNIQUE (consumer, message_id)
		) STRICT;
		CREATE INDEX IF NOT EXISTS "q_deadletters_consumer"
			ON "q_deadletters"(consumer);

		CREATE TABLE IF NOT EXISTS "q_replays" (
			id           INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
			deadletter_id INTEGER NOT NULL UNIQUE
				REFERENCES "q_deadletters"(id) ,
			message_id    INTEGER NOT NULL UNIQUE
				REFERENCES "q_messages"(id)
		) STRICT;

		CREATE TABLE IF NOT EXISTS "q_owners" (
			id           INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
			topic        TEXT    NOT NULL,
			consumer     TEXT    NOT NULL,
			owner_id     INTEGER NOT NULL,
			UNIQUE (topic, consumer)
		) STRICT;
	

--    read:

--   owner:

-- take.sql:
--   write:
		INSERT INTO "q_owners" (topic, consumer, owner_id)
		VALUES (?, ?, ?)
		ON CONFLICT (topic, consumer) DO
			UPDATE SET owner_id=excluded.owner_id;
	

--    read:

--   owner:

-- publish.sql:
--   write:
		INSERT INTO "q_payloads" (topic, payload)
		VALUES (?, ?);

		-- FIXME: must be inside a trnsaction
		INSERT INTO "q_messages" (uuid, flow_id, payload_id)
		VALUES (?, ?, last_insert_rowid());
	

--    read:
		SELECT id, timestamp FROM "q_messages"
		WHERE uuid = ?;
	

--   owner:

-- find.sql:
--   write:

--    read:
		SELECT
			"q_messages".id,
			"q_messages".timestamp,
			"q_messages".uuid,
			"q_payloads".payload
		FROM "q_messages"
		JOIN "q_payloads" ON
			"q_payloads".id = "q_messages".payload_id
		WHERE
			"q_payloads".topic   = ? AND
			"q_messages".flow_id = ?
		ORDER BY "q_messages".id DESC
		LIMIT 1;
	

--   owner:

-- pending.sql:
--   write:

--    read:
		SELECT
			"q_messages".id,
			"q_messages".timestamp,
			"q_messages".uuid,
			"q_messages".flow_id,
			"q_payloads".topic,
			"q_payloads".payload
		FROM "q_messages"
		JOIN "q_payloads" ON
			"q_payloads".id = "q_messages".payload_id
		WHERE
			"q_payloads".topic = ? AND
			"q_messages".id NOT IN (
				SELECT message_id FROM "q_offsets"
				WHERE consumer = ?
			)
		ORDER BY "q_messages".id ASC;
	

--   owner:
		SELECT owner_id FROM "q_owners"
		WHERE
			topic    = ? AND
			consumer = ?;
	

-- commit.sql:
--   write:
		INSERT INTO "q_offsets" (consumer, message_id)
		VALUES (?, (SELECT id FROM "q_messages" WHERE uuid = ?));
	

--    read:
		SELECT "q_payloads".topic from "q_payloads"
		JOIN "q_messages" ON
			"q_payloads".id = "q_messages".payload_id
		WHERE "q_messages".uuid = ?;
	

--   owner:
		SELECT owner_id FROM "q_owners"
		WHERE
			topic    = ? AND
			consumer = ?;
	

-- toDead.sql:
--   write:
		INSERT INTO "q_offsets"     (      consumer, message_id)
		VALUES (   ?, (SELECT id FROM "q_messages" WHERE uuid = ?));

		INSERT INTO "q_deadletters" (uuid, consumer, message_id)
		VALUES (?, ?, (SELECT id FROM "q_messages" WHERE uuid = ?));
	

--    read:
		SELECT "q_payloads".topic FROM "q_payloads"
		JOIN "q_messages" ON
			"q_payloads".id = "q_messages".payload_id
		WHERE "q_messages".uuid = ?;
	

--   owner:
		SELECT owner_id FROM "q_owners"
		WHERE
			topic    = ? AND
			consumer = ?;
	

-- replay.sql:
--   write:
		INSERT INTO "q_messages" (uuid, flow_id, payload_id)
			SELECT
				?,
				"q_messages".flow_id,
				"q_messages".payload_id
			FROM "q_messages"
			JOIN "q_deadletters" ON
				"q_messages".id = "q_deadletters".message_id
			WHERE "q_deadletters".uuid = ?;

		INSERT INTO "q_replays" (deadletter_id, message_id)
		VALUES (
			(SELECT id FROM "q_deadletters" WHERE uuid = ?),
			last_insert_rowid()
		);
	

--    read:
		SELECT
			"q_messages".id,
			"q_messages".timestamp,
			"q_messages".flow_id,
			"q_payloads".topic,
			"q_payloads".payload
		FROM "q_messages"
		JOIN "q_payloads" ON
			"q_payloads".id = "q_messages".payload_id
		WHERE "q_messages".uuid = ?;
	

--   owner:

-- oneDead.sql:
--   write:

--    read:
		SELECT
			"q_deadletters".uuid,
			"q_offsets".timestamp,
			"q_messages".uuid
		FROM "q_deadletters"
		JOIN "q_offsets" ON
			"q_deadletters".message_id = "q_offsets".message_id
		JOIN "q_messages" ON
			"q_deadletters".message_id = "q_messages".id
		JOIN "q_payloads" ON
			"q_messages".payload_id = "q_payloads".id
		WHERE
			"q_payloads".topic = ? AND
			"q_deadletters".consumer = ? AND
			"q_offsets".consumer = ? AND
			"q_deadletters".id NOT IN (
				SELECT deadletter_id FROM "q_replays"
			)
		ORDER BY "q_deadletters".id ASC
		LIMIT 1;
	

--   owner:

-- allDead.sql:
--   write:

--    read:
		SELECT
			"q_deadletters".uuid,
			"q_deadletters".message_id,
			"q_offsets".timestamp,
			"q_offsets".consumer,
			"q_messages".timestamp,
			"q_messages".uuid,
			"q_messages".flow_id,
			"q_payloads".topic,
			"q_payloads".payload
		FROM "q_deadletters"
		JOIN "q_offsets" ON
			"q_deadletters".message_id = "q_offsets".message_id
		JOIN "q_messages" ON
			"q_deadletters".message_id = "q_messages".id
		JOIN "q_payloads" ON
			"q_messages".payload_id = "q_payloads".id
		WHERE
			"q_payloads".topic = ? AND
			"q_deadletters".consumer = ? AND
			"q_offsets".consumer = ? AND
			"q_deadletters".id NOT IN (
				SELECT deadletter_id FROM "q_replays"
			)
		ORDER BY "q_deadletters".id ASC;
	

--   owner:

-- size.sql:
--   write:

--    read:
		SELECT
			COUNT(1) as size
		FROM "q_messages"
		JOIN "q_payloads" ON
			"q_messages".payload_id = "q_payloads".id
		WHERE "q_payloads".topic = ?;
	

--   owner:

-- count.sql:
--   write:

--    read:
		SELECT
			COUNT(1) as count
		FROM "q_messages"
		JOIN "q_offsets" ON
			"q_messages".id = "q_offsets".message_id
		JOIN "q_payloads" ON
			"q_messages".payload_id = "q_payloads".id
		WHERE
			"q_payloads".topic = ? AND
			"q_offsets".consumer = ?;
	

--   owner:

-- hasData.sql:
--   write:

--    read:
		SELECT 1 as data
		FROM "q_messages"
		JOIN "q_payloads" ON
			"q_payloads".id = "q_messages".payload_id
		WHERE
			"q_payloads".topic = ? AND
			"q_messages".id NOT IN (
				SELECT message_id FROM "q_offsets"
				WHERE consumer = ?
			)
		LIMIT 1;
	

--   owner: