Task | Estimated time |
---|---|
Q1 SQL - 1 | 20 minutes |
Q1 SQL - 2.1 | 10 minutes |
Q1 SQL - 2.2 | 10-30 minutes |
Q1 SQL - 2.3 | 10-30 minutes |
Q1 SQL - 3.1 | 20-40 minutes |
Q1 SQL - 3.2 | 20-40 minutes |
Q1 SQL - 3.3 | 20-40 minutes |
Q1 SQL - 4.1 | 10-20 minutes |
Q1 SQL - 4.2 | 10-20 minutes |
KD-trees - understand code | 1 hour |
KD-trees - develop algorithm | 2-3 hours |
KD-trees - coding | 30 minutes |
KD-trees - debugging | 10 minutes - 6 hours |
KD-trees - run scripts | 10 minutes |
Set 1 |
---|
schema1_users.csv user_id - unique int name - string of max. length 50 |
schema1_traffic_log_client_side.csv transaction_id - unique int user_id - int time_of_transaction - datetime |
schema1_traffic_log_server_side.csv transaction_id - unique int server_IP_address - string transaction_size_kb - double server_traffic_size_kb - int transaction_bytes - double |
Set 2 |
---|
schema2_users.csv user_id - unique int name - string of max. length 50 |
schema2_servers.csv server_IP_address - unique string server_traffic_size_kb - double |
schema2_traffic.csv user_id - int server_IP_address - string transaction_size_kb - double time_of_transaction - datetime |
- server_id |