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목록DISTINCT (5)
CodingSpace
[HackerRank/SQL] Advanced Select - Binary Tree Nodes
Problem. Advanced Select - Binary Tree Nodes Link. https://www.hackerrank.com/challenges/binary-search-tree-1/problem?isFullScreen=true Binary Tree Nodes | HackerRank Write a query to find the node type of BST ordered by the value of the node. www.hackerrank.com Description. You are given a table, BST, containing two columns: N and P, where N represents the value of a node in Binary Tree, and P ..
[HackerRank/SQL] Basic Select - Weather Observation Station 12
Problem. Basic Select - Weather Observation Station 12 Link. https://www.hackerrank.com/challenges/weather-observation-station-12/problem?isFullScreen=true Weather Observation Station 12 | HackerRank Query an alphabetically ordered list of CITY names not starting and ending with vowels. www.hackerrank.com Description. Query the list of CITY names from STATION that do not start with vowels and do..
[HackerRank/SQL] Basic Select - Weather Observation Station 11 (feat. REGEXP)
Problem. Basic Select - Weather Observation Station 11 Link. https://www.hackerrank.com/challenges/weather-observation-station-11/problem?utm_campaign=challenge-recommendation&utm_medium=email&utm_source=24-hour-campaign&h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen Weather Observation Station 11 | HackerRank Query a list of CITY names not starting or ending wi..
[HackerRank/SQL] Basic Select - Weather Observation Station 10 (feat. REGEXP)
Problem. Basic Select - Weather Observation Station 10 Link. https://www.hackerrank.com/challenges/weather-observation-station-10/problem?utm_campaign=challenge-recommendation&utm_medium=email&utm_source=24-hour-campaign&h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen Weather Observation Station 10 | HackerRank Query a list of CITY names not ending in vowels. www.hackerrank.com Description..
[HackerRank/SQL] Basic Select - Weather Observation Station 8 (feat. REGEXP)
Problem. Basic Select - Weather Observation Station 8 Link. https://www.hackerrank.com/challenges/weather-observation-station-8/problem?utm_campaign=challenge-recommendation&utm_medium=email&utm_source=24-hour-campaign Weather Observation Station 7 | HackerRank Query the list of CITY names ending with vowels (a, e, i, o, u) from STATION. www.hackerrank.com Description. Query the list of CITY nam..