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Why "first" or "any" aggregate functions are not commonly used in database engines?

sql database

SQL Query progress using PostgreSQL or My SQL

How to calculate the first date and last date in a Period in Oracle SQL as per Gregorian Calendar

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Use join column only once in SELECT * [duplicate]

sql sql-server

TRY_PARSE vs TRY_CONVERT

sql sql-server

Cannot cast '' to bigint in presto

Index on SUM function in MYSQL

mysql sql

Database design for tags or tagging

How can I auto increment the primary key in SQL Server 2016 merge insert without sequences?

How to select tables from different databases in Redshift

sql amazon-redshift

UPDATE on seemingly key preserving view in Oracle raises ORA-01779

how to handle null in date field of postgresql

sql postgresql date select null

SQL Server - Is there any way to recover a corrupted database without backup? [closed]

sql sql-server

Get Lead value over multiple partitions

SQL Server and allocate time into hour parts

sql sql-server temporal

How to execute different query based on returned value?

mysql sql

EXISTS not working with subquery in WITH clause

sql oracle oracle12c

Is there a way to set the default Azure SQL Database pricing tier for an Azure SQL Server

sql create sequence number in subset - apache derby

sql derby window-functions

How to use a quoted “referencing” identifier in an Oracle trigger body

sql oracle plsql triggers