이서's 잡학다식

Write a query identifying the type of each record in the TRIANGLES table using its three side lengths. Output one of the following statements for each record in the table: Equilateral: It's a triangle with sides of equal length. Isosceles: It's a triangle with sides of equal length. Scalene: It's a triangle with sides of differing lengths. Not A Triangle: The given values of A, B, and C don't fo..

Write a query that prints a list of employee names (i.e.: the name attribute) for employees in Employee having a salary greater than per month who have been employees for less than months. Sort your result by ascending employee_id. Input Format The Employee table containing employee data for a company is described as follows: where employee_id is an employee's ID number, name is their name, mont..

Write a query that prints a list of employee names (i.e.: the name attribute) from the Employee table in alphabetical order. Input Format The Employee table containing employee data for a company is described as follows: where employee_id is an employee's ID number, name is their name, months is the total number of months they've been working for the company, and salary is their monthly salary. ..

Query the list of CITY names from STATION that do not start with vowels and do not end with vowels. Your result cannot contain duplicates. Input Format The STATION table is described as follows: # 나의 해답 SELECT DISTINCT CITY FROM STATION WHERE SUBSTR(CITY,1,1) NOT IN ('A','E','I','O','U') AND SUBSTR(CITY,-1,1) NOT IN ('a','e','i','o','u') ;

Query the list of CITY names from STATION that either do not start with vowels or do not end with vowels. Your result cannot contain duplicates. Input Format The STATION table is described as follows: # 나의 해답 SELECT DISTINCT CITY FROM STATION WHERE SUBSTR(CITY,1,1) NOT IN ('A','E','I','O','U') OR SUBSTR(CITY,-1,1) NOT IN ('a','e','i','o','u') ;

Query the list of CITY names ending with vowels (a, e, i, o, u) from STATION. Your result cannot contain duplicates. Input Format The STATION table is described as follows: # 나의 해답 SELECT DISTINCT CITY FROM STATION WHERE (CITY LIKE '%a' OR CITY LIKE '%e' OR CITY LIKE '%i' OR CITY LIKE '%o' OR CITY LIKE '%u');

Query the list of CITY names starting with vowels (i.e., a, e, i, o, or u) from STATION. Your result cannot contain duplicates. Input Format The STATION table is described as follows: # 나의 해답 SELECT CITY FROM STATION WHERE (SUBSTR(CITY,1,1) = 'A' or SUBSTR(CITY,1,1) = 'E' or SUBSTR(CITY,1,1) = 'I' or SUBSTR(CITY,1,1) = 'O' or SUBSTR(CITY,1,1) = 'U' );

Query the two cities in STATION with the shortest and longest CITY names, as well as their respective lengths (i.e.: number of characters in the name). If there is more than one smallest or largest city, choose the one that comes first when ordered alphabetically. The STATION table is described as follows: # 나의 해답 select * from (select city c, length(city) l from station order by l desc, c asc) ..

Find the difference between the total number of CITY entries in the table and the number of distinct CITY entries in the table. The STATION table is described as follows: # 나의 해답 SELECT COUNT(*)-COUNT(DISTINCT(CITY)) FROM STATION

Query a list of CITY names from STATION for cities that have an even ID number. Print the results in any order, but exclude duplicates from the answer. The STATION table is described as follows: # 나의 해답 SELECT DISTINCT(CITY) FROM STATION WHERE MOD(ID,2)=0;