Method getDsqlStatement

src/dsql/DsqlRequests.h:151–154

Reintroduce method to fake covariant return type with RefPtr.

	// Reintroduce method to fake covariant return type with RefPtr.
	auto getDsqlStatement()
	{
		return Firebird::RefPtr<DsqlDmlStatement>((DsqlDmlStatement*) dsqlStatement.getPtr());
	}

	Statement* getStatement() const override;