-- +up

-- +begin
TRUNCATE TABLE `binance_klines`;
-- +end

-- +begin
TRUNCATE TABLE `max_klines`;
-- +end

-- +begin
TRUNCATE TABLE `ftx_klines`;
-- +end

-- +begin
TRUNCATE TABLE `kucoin_klines`;
-- +end

-- +begin
TRUNCATE TABLE `okex_klines`;
-- +end

-- +begin
CREATE UNIQUE INDEX idx_kline_binance_unique
    ON binance_klines (`symbol`, `interval`, `start_time`);
-- +end

-- +begin
CREATE UNIQUE INDEX idx_kline_max_unique
    ON max_klines (`symbol`, `interval`, `start_time`);
-- +end

-- +begin
CREATE UNIQUE INDEX `idx_kline_ftx_unique`
    ON ftx_klines (`symbol`, `interval`, `start_time`);
-- +end

-- +begin
CREATE UNIQUE INDEX `idx_kline_kucoin_unique`
    ON kucoin_klines (`symbol`, `interval`, `start_time`);
-- +end

-- +begin
CREATE UNIQUE INDEX `idx_kline_okex_unique`
    ON okex_klines (`symbol`, `interval`, `start_time`);
-- +end

-- +down

-- +begin
DROP INDEX `idx_kline_ftx_unique` ON `ftx_klines`;
-- +end

-- +begin
DROP INDEX `idx_kline_max_unique` ON `max_klines`;
-- +end

-- +begin
DROP INDEX `idx_kline_binance_unique` ON `binance_klines`;
-- +end

-- +begin
DROP INDEX `idx_kline_kucoin_unique` ON `kucoin_klines`;
-- +end

-- +begin
DROP INDEX `idx_kline_okex_unique` ON `okex_klines`;
-- +end