5、Japanese Cities' Attributes Query all attributes of every Japanese city in the CITY table. The COUNTRYCODE for Japan isJPN. select*fromCITYwhereCOUNTRYCODE='JPN'; 6、Japanese Cities' Names Query the names of all the Japanese cities in the CITY table. The COUNTRYCODE for Japan isJPN. selectnamefromCITYwhereCOUNTRYCODE='JPN';
8、Weather Observation Station 9 Query the list of CITY names from STATION that do not start with vowels. Your result cannot contain duplicates. SELECTdistinctCITYFROMSTATIONWHERECITY REGEXP'^[^aeiou]'; 9、Weather Observation Station 10 Query the list of CITY names from STATION that do not end...
Prepare SQL SQLRevising the Select Query I EasySQL (Basic)Max Score: 10Success Rate: 95.97% Solve Challenge Revising the Select Query II EasySQL (Basic)Max Score: 10Success Rate: 98.72% Solve Challenge Select All EasySQL (Basic)Max Score: 10Success Rate: 99.54% Solve Challenge Select By ID ...
I too had written a similar query but it did not get accepted: select con1.contest_id,con1.hacker_id,con1.name,sum(vs1.total_views),sum(vs1.total_unique_views),sum(ss1.total_submissions),sum(ss1.total_accepted_submissions) from contests con1 inner join Colleges col1 on con1.contest...
SQL SubdomainChallengePointsSolution Basic Select Revising the Select Query I 10 MySQL Solution Basic Select Revising the Select Query II 10 MySQL Solution Basic Select Select All 10 MySQL Solution Basic Select Select By ID 10 MySQL Solution Basic Select Japanese Cities' Attributes 10 MySQL Solution...
SQL-hackerrank-problems / basic-select.md Latest commit chhayac Update basic-select.md Jan 18, 2018 340239b·Jan 18, 2018 History History ###Revising the Select Query-1 Query all columns for all American cities in CITY with populations larger than 100,000. The CountryCode for America is ...
This repository contains solutions to all the HackerRank SQL Practice Questions - namithadeshpande/HackerRank-SQL-Solutions-Complete
Prepare SQL SQLRevising the Select Query I EasySQL (Basic)Max Score: 10Success Rate: 95.97% Solve Challenge Revising the Select Query II EasySQL (Basic)Max Score: 10Success Rate: 98.72% Solve Challenge Select All EasySQL (Basic)Max Score: 10Success Rate: 99.54% Solve Challenge Select By ID ...
已知,存在 QueryRunner对象 runner , SQL语句:String sql = "select * from user where id=?";下面操作中,能实现查询指定记录的选项是( ) A: User user=(User)runner.query(sql, new BeanListHandler(User.class), new Object[]{id}); B: User user=(User)runner.query(sql, new BeanHandler(User.class...
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: 定义三角形类型 SELECTCASEWHENA+B>CANDB+C>AANDA+C>BTHENCASEWHENA=BANDB=CTHEN'Equilateral'WHENA=BorA=CORB=CTHEN'Isosc...