Remove dupilcates query in INSERT SELECT statement...

SQL subselect statement very slow on certain machines...

SELECT the first date in which 3 consecutive entries are between two dates...

row_number() over(partition by col) is not working in Mysql 5.7 version...

Possible use of a more elegant statement instead of sub select, in T-SQL...

MIN function in SQL not working as expected...

MySQL: WHERE IN any of subqueries...

Getting Mysql results where subquery is not null...

Query help in SQL...

DISTINCT not giving expected result...

mysql query return boolean but I expect to return id...

SQL Subselect calculated in one row...

T-SQL Subquery Max(Date) and Joins...

Throwing exception when subquery returns null...

MySQL-extract a number from db and use it in same query...

How to select a record with looping condition in SQL...

"WHERE" clause with subqueries in "IN"...

Grouping my subquery the same way I group my base query SQL...

How to compare two fields in the same table to see if they match, don't match, or both NULL in S...

How to create unique id entries and filter for specific column values for these ids (Postgresql)...

Delete from table using subquery from another table...

MongoDB populate a field and count total 'true' values in nested boolean fields using mongoo...

Django round in subquery...

MySQL query base on availibility of in another table...

MariaDB subquery use whole row...

Group query in subquery to get column value as column name...

ORDER BY items must appear in the select list if SELECT DISTINCT is specified?...

optimize the stored procedure with...

Check if two users in the same chat...

Query result in Where clause in sqlite...