DBmaps 0.1.0
- Initial release of 
DBmaps. 
- Added 
table_info() to define table metadata and
aggregations. 
- Added 
map_join_paths() to discover join paths from
metadata and, optionally, from data (inferred joins). 
- Added 
create_join_plan() to translate a user’s request
into a step-by-step, executable plan. 
- Added 
execute_join_plan() to run the generated plan and
produce a final data.table. 
- Added 
plot_join_plan() to visualize the execution plan
as a flowchart. 
- Added four sample datasets (
customers,
products, transactions, views)
for examples and testing. 
- Added a main vignette (
DBmaps-introduction)
demonstrating the full package workflow. 
- Submitted to CRAN.