Patent ID: 11899664
Assignee: YAHOO AD TECH LLC
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 17:
18. The device of claim 15, wherein the processor is further configured to:
determine, based on the analysis of the new CO information, that the type of dimension nesting is outer dimension nesting, wherein the referenced join is to occur as the outer query;
identify the expression of the new CO;
convert the expression into a reference tree;
analyze the reference tree, and extract physical column references;
group the physical column references;
create a set of new inner query COs for each grouping, each new inner query CO being set to a second templated expression that references a physical column;
generate an outer query expression by at least partially resolving template variables of the second templated expression of the new CO; and
create a new outer query CO that includes the outer query expression and the alias.