ipld-eth-server/db/migrations/00018_create_check_if_removed_functions.sql

39 lines
1.5 KiB
PL/PgSQL

-- +goose Up
-- +goose StatementBegin
-- returns if a storage node at the provided path was removed in the range > the provided height and <= the provided block hash
CREATE OR REPLACE FUNCTION was_storage_removed(path BYTEA, height BIGINT, hash VARCHAR(66)) RETURNS BOOLEAN
AS $$
SELECT exists(SELECT 1
FROM eth.storage_cids
INNER JOIN eth.state_cids ON (storage_cids.state_id = state_cids.id)
INNER JOIN eth.header_cids ON (state_cids.header_id = header_cids.id)
WHERE storage_path = path
AND block_number > height
AND block_number <= (SELECT block_number
FROM eth.header_cids
WHERE block_hash = hash)
AND storage_cids.node_type = 3
LIMIT 1);
$$ LANGUAGE SQL;
-- +goose StatementEnd
-- +goose StatementBegin
-- returns if a state node at the provided path was removed in the range > the provided height and <= the provided block hash
CREATE OR REPLACE FUNCTION was_state_removed(path BYTEA, height BIGINT, hash VARCHAR(66)) RETURNS BOOLEAN
AS $$
SELECT exists(SELECT 1
FROM eth.state_cids
INNER JOIN eth.header_cids ON (state_cids.header_id = header_cids.id)
WHERE state_path = path
AND block_number > height
AND block_number <= (SELECT block_number
FROM eth.header_cids
WHERE block_hash = hash)
AND state_cids.node_type = 3
LIMIT 1);
$$ LANGUAGE SQL;
-- +goose StatementEnd
-- +goose Down
DROP FUNCTION was_storage_removed;
DROP FUNCTION was_state_removed;