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Tag aggregate-functions - Esta é a página 5 - GeneraCodice
Find rows with duplicate values in a column
https://www.generacodice.com/pt/articolo/12955699/find-rows-with-duplicate-values-in-a-column
sql
-
postgresql
-
duplicates
-
aggregate-functions
-
window-functions
StackOverflow
GROUP BY with MAX date field - erratic results
https://www.generacodice.com/pt/articolo/12954943/group-by-with-max-date-field-erratic-results
mysql
-
sql
-
group-by
-
aggregate-functions
StackOverflow
How to find most-correlated X for each Y?
https://www.generacodice.com/pt/articolo/12919552/how-to-find-most-correlated-x-for-each-y
sql
-
postgresql
-
greatest-n-per-group
-
aggregate-functions
StackOverflow
How do I calculate percent of whole within a Postgres JSON array?
https://www.generacodice.com/pt/articolo/12891751/how-do-i-calculate-percent-of-whole-within-a-postgres-json-array
postgresql
-
json
-
aggregate-functions
StackOverflow
Postgres: limit by the results of a sum function
https://www.generacodice.com/pt/articolo/12875815/postgres-limit-by-the-results-of-a-sum-function
sql
-
postgresql
-
common-table-expression
-
aggregate-functions
-
plpgsql
StackOverflow
Count records in each category
https://www.generacodice.com/pt/articolo/12835477/count-records-in-each-category
sql
-
postgresql
-
count
-
aggregate-functions
StackOverflow
Rails 4, PostgreSQL: convert results of find_by_sql aggregate functions into OpenStruct
https://www.generacodice.com/pt/articolo/12834142/rails-4-postgresql-convert-results-of-find-by-sql-aggregate-functions-into-openstruct
postgresql
-
aggregate-functions
-
ruby-on-rails-4
-
find-by-sql
StackOverflow
How to group by a, b and return set of N rows of b
https://www.generacodice.com/pt/articolo/12829081/how-to-group-by-a-b-and-return-set-of-n-rows-of-b
sql
-
postgresql
-
left-join
-
aggregate-functions
-
postgresql-9.1
StackOverflow
The aggregate function GROUP BY and SUM return inconsisten data?
https://www.generacodice.com/pt/articolo/12796303/the-aggregate-function-group-by-and-sum-return-inconsisten-data
mysql
-
aggregate-functions
StackOverflow
SQL query over parents with exact same set of children
https://www.generacodice.com/pt/articolo/12795565/sql-query-over-parents-with-exact-same-set-of-children
sql
-
postgresql
-
aggregate-functions
-
relational-division
StackOverflow
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