presto-main/src/main/java/io/prestosql/metadata/InsertTableHandle.java/InsertTableHandle/equals
class InsertTableHandle:    @Override
    public boolean equals(Object obj)
    {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        InsertTableHandle o = (InsertTableHandle) obj;
        return Objects.equals(this.catalogName, o.catalogName) &&
                Objects.equals(this.transactionHandle, o.transactionHandle) &&
                Objects.equals(this.connectorHandle, o.connectorHandle);
    }