Method putLocalVariable

src/dsql/DsqlCompilerScratch.cpp:372–425

Write out local variable field data type.

// Write out local variable field data type.
void DsqlCompilerScratch::putLocalVariable(dsql_var* variable, const DeclareVariableNode* hostParam,
	const MetaName& collationName)
{
	dsql_fld* field = variable->field;

	appendUChar(blr_dcl_variable);
	appendUShort(variable->number);
	DDL_resolve_intl_type(this, field, collationName);

	//const USHORT dtype = field->dtype;

	putDtype(field, true);
	//field->dtype = dtype;

	// Check for a default value, borrowed from define_domain
	NestConst<ValueSourceClause> node = hostParam ? hostParam->dsqlDef->defaultClause : NULL;

	if (variable->type == dsql_var::TYPE_INPUT)
	{
		// Assign EXECUTE BLOCK's input parameter to its corresponding internal variable.

		appendUChar(blr_assignment);

		appendUChar(blr_parameter2);
		appendUChar(variable->msgNumber);
		appendUShort(variable->msgItem);
		appendUShort(variable->msgItem + 1);

		appendUChar(blr_variable);
		appendUShort(variable->number);
	}
	else if (node || (!field->fullDomain && !field->notNull))
	{
		appendUChar(blr_assignment);

		if (node)
			GEN_expr(this, Node::doDsqlPass(this, node->value, false));
		else
			appendUChar(blr_null);	// Initialize variable to NULL

		appendUChar(blr_variable);
		appendUShort(variable->number);
	}
	else
	{
		appendUChar(blr_init_variable);
		appendUShort(variable->number);
	}

	if (variable->field->fld_name.hasData())	// Not a function return value
		putDebugVariable(variable->number, variable->field->fld_name);

	++hiddenVarsNumber;
}

// Put maps in subroutines for outer variables/parameters usage.
void DsqlCompilerScratch::putOuterMaps()