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How can I optimize my SQL code ? I want to add alias. I am using SQL Server Compact Edition. ( ... … Read more T-sql, Sql Server Compact Edition, Alias For Select

We have this one table that is really funky and I'm trying to get a descriptive result set out … Read more Mysql: Use Value From Another Table As Column Alias?

How do I fix the following query? My attempt to alias the result of the SELECT query into table tmp… Read more Mysql - How To Store Results Of Group By For Use In On Duplicate Key Update

create table t1 (c1 integer); select c1*3 temp, case when (temp 3) then 1 else 0 end from t1; Que… Read more Why Use Of Column Alias In Same Select Is Not Supported In Oracle And Mysql?

I have two SQL queries: A. SELECT (upper(rtrim(ltrim(lastname))) + upper(rtrim(ltrim(firstname))) +… Read more Oledb Query To Sql Server Fails

Premise I recently ran into a bug in a select statement in my code. It was fairly trivial to fix a… Read more Sqlite Column Aliasing

I have a doubt and question regarding alias in sql. If i want to use the alias in same query can i … Read more Using Alias In Query And Using It

I've been writing SQL for a number of years now on various DBMS (Oracle, SQL Server, MySQL, Acc… Read more Sql Table / Sub-query Alias Conventions