62 lines
1.9 KiB
Go
62 lines
1.9 KiB
Go
package sqlite3
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import (
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"context"
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"github.com/c9s/rockhopper/v2"
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)
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func init() {
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AddMigration("main", up_main_klineUniqueIdx, down_main_klineUniqueIdx)
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}
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func up_main_klineUniqueIdx(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
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// This code is executed when the migration is applied.
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_, err = tx.ExecContext(ctx, "CREATE UNIQUE INDEX idx_kline_binance_unique\n ON binance_klines (`symbol`, `interval`, `start_time`);")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "CREATE UNIQUE INDEX idx_kline_max_unique\n ON max_klines (`symbol`, `interval`, `start_time`);")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "CREATE UNIQUE INDEX `idx_kline_ftx_unique`\n ON ftx_klines (`symbol`, `interval`, `start_time`);")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "CREATE UNIQUE INDEX `idx_kline_kucoin_unique`\n ON kucoin_klines (`symbol`, `interval`, `start_time`);")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "CREATE UNIQUE INDEX `idx_kline_okex_unique`\n ON okex_klines (`symbol`, `interval`, `start_time`);")
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if err != nil {
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return err
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}
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return err
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}
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func down_main_klineUniqueIdx(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
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// This code is executed when the migration is rolled back.
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_, err = tx.ExecContext(ctx, "DROP INDEX `idx_kline_ftx_unique` ON `ftx_klines`;")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "DROP INDEX `idx_kline_max_unique` ON `max_klines`;")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "DROP INDEX `idx_kline_binance_unique` ON `binance_klines`;")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "DROP INDEX `idx_kline_kucoin_unique` ON `kucoin_klines`;")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "DROP INDEX `idx_kline_okex_unique` ON `okex_klines`;")
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if err != nil {
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return err
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}
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return err
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}
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