Function pass1_alias_concat

src/dsql/pass1.cpp:1746–1761

Concatenate 2 input strings together for a new alias string Note: Both input params can be empty.

// Concatenate 2 input strings together for	a new alias string
// Note: Both input params can be empty.
static string pass1_alias_concat(const string& input1, const string& input2)
{
	string output;

	if (input1.hasData())
		output.append(input1);

	if (input2.hasData())
	{
		if (output.hasData())
			output.append(" ");
		output.append(input2);
	}

	return output;
}


// Wrapper for pass1_rse_impl. Substitute recursive CTE alias (if needed) and call pass1_rse_impl.