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SQL 2022-02-02 21:11:50
mysql select count if contains
SELECT sum( case when `tags_Column` CONTAINS 'tag2' then 1 else 0 end ) as tag2, sum( case when `tags_Column` CONTAINS 'tag3' then 1 else 0 end ) as tag3, ..... sum( case when `tags_Column` CONTAINS 'tag256' then 1 else 0 end ) as tag... Add solution -
SQL 2022-01-29 04:45:52
use cases condition in sql query laravel
->selectRaw("shares.id AS share_id, users.id AS user_id , shares.connected_user_id , shares.original_language_id, shares.image, users.first_name, users.last_name, users.email, locations.city, provinces.name, countries.co... Add solution -
Python 2022-01-26 07:20:51
Function to check if a sublist with zero-sum is present in a given list or no
def hasZeroSumSublist(A): # create an empty set to store the sum of elements of each # sublist `A[0…i]`, where `0 <= i < len(A)` s = set() # insert 0 into the set to handle the case when sublist with # zero-sum starts ... Add solution -
SQL 2022-01-23 11:15:02
sql compilation error: is not a valid group by expression
SELECT a, b, sum(c) FROM my_table GROUP BY a; -- Error SELECT a, b, sum(c) FROM my_table GROUP BY a, b; -- OK, all expressions there -- CASE WHEN statement, for example: SELECT a, CASE WHEN b=1 THEN 'Ok' ELSE 'Ko' END AS r, sum(c) FROM my_table GROUP BY... Add solution
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