Question : I query data from multiple tables using JOIN statements like this : SELECT u.id,u.name,d.id,d.name FROM user u RIGHT […]
Tag: alias
How to create a view from a join with multiple duplicate column names?
Question : I have a few tables with this sort of format myTable: id | Table1_id | Table2_id | Table3_id […]
Why do so many queries have aliases?
Question : I’ve spent a lot of time searching for, researching and implementing various complex MySQL queries over the last […]
How do I add an alias to the table
Question : SELECT MAX(COUNT), A.id FROM ( SELECT supplier_id as id, COUNT(*) AS count FROM `library`.`lms_book_details` GROUP BY supplier_id ) […]
Referencing a SELECT subquery value in the WHERE clause
Question : Complete query SET @vSelect = ‘ SELECT T1.BranchShortName AS BranchShortName, ( SELECT TT1.EmployeeName FROM [dbo].[Tb_OPL_Employee] AS TT1 JOIN […]
Conditional Alias in SQL
Question : Is there any way to give conditional alias to SQL columns?. Because I have two tables for Fields […]
Joining two tables with an alias
Question : I have the following query which casues some problems: it complains that ORA-00904: “TLEA”.”TLSN_TRD_ID”: invalid identifier even though […]
Column alias in Postgres FROM clause?
Question : I’m reading through the Postgres documentation, the page on SELECT statements, and I ran across an aspect of […]
Using column alias in a WHERE clause doesn’t work
Question : Given a table users with two fields: id and email. select id, email as electronic_mail from ( select […]
Select * on inner join with common columns
Question : I have 3 tables (mysql db) on which I want to do an inner join. The problem is […]