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Exercise

Sign up for your local union, all

You are at a spot now to start putting three of the Venn diagrams together. Can you identify the relationship between union_all(), union(), and intersect()?

Venn Diagram of Set Operations

Try out all three to see if you can find the relationship in terms of the number of rows each function returns when comparing asia_wb_combos to imf_combos.

asia_wb_combos andimf_combos have been loaded for you.

Instructions

100 XP
  • Intersect asia_wb_combos with imf_combos.
  • Take a union of asia_wb_combos with imf_combos.
  • Return all rows (even duplicates) from each of asia_wb_combos and imf_combos.