presto-parser/src/main/java/io/prestosql/sql/tree/StartTransaction.java/StartTransaction/equals
class StartTransaction:    @Override
    public boolean equals(Object obj)
    {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        final StartTransaction other = (StartTransaction) obj;
        return Objects.equals(this.transactionModes, other.transactionModes);
    }