bbgo_origin/pkg/migrations/sqlite3/main_20240531163411_trades_created.go

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2024-06-18 10:10:36 +00:00
package sqlite3
import (
"context"
"github.com/c9s/rockhopper/v2"
)
func init() {
AddMigration("main", up_main_tradesCreated, down_main_tradesCreated)
}
func up_main_tradesCreated(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
// This code is executed when the migration is applied.
_, err = tx.ExecContext(ctx, "ALTER TABLE trades ADD COLUMN inserted_at TEXT;\nUPDATE trades SET inserted_at = traded_at;\nCREATE TRIGGER set_inserted_at\nAFTER INSERT ON trades\nFOR EACH ROW\nBEGIN\n UPDATE trades\n SET inserted_at = datetime('now')\n WHERE rowid = NEW.rowid;\nEND;")
if err != nil {
return err
}
return err
}
func down_main_tradesCreated(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
// This code is executed when the migration is rolled back.
_, err = tx.ExecContext(ctx, "DROP TRIGGER set_inserted_at;\nALTER TABLE trades DROP COLUMN inserted_at;")
if err != nil {
return err
}
return err
}