I want to do a select request that perform a first select and then use that selection to perform a second select. I made a 1st version using a temp table but I would like to know - is there is a wa...

select 1 from table will return the constant 1 for every row of the table. It's useful when you want to cheaply determine if record matches your where clause and/or join.

Another option could be to use onblur on the select. This will fire anytime the user clicks away from the select. At this point you could determine what option was selected. To have this even …

I am new to SQL can someone help me understand why do we use Select .* in sql server ? And why is it different from just select * from table name In some cases we use statements like …

Jan 7, 2013 · Using a SELECT statement with a searched CASE expression Within a SELECT statement, the searched CASE expression allows for values to be replaced in the result set …

Aug 19, 2010 · Learn how to set the default value for an HTML <select> element using JavaScript or HTML techniques.

The simple difference between select Into and Insert Into is: --> Select Into don't need existing table. If you want to copy table A data, you just type Select * INTO [tablename] from A.

Oracle SQL - select within a select (on the same table!) Asked 15 years, 2 months ago Modified 9 years, 1 month ago Viewed 142k times

Jan 18, 2012 · You can select every column from that sub-query by aliasing it and adding the alias before the *: SELECT t.*, a+b AS total_sum FROM ( SELECT SUM(column1) AS a, …

I am trying to select some fields from one table and insert them into an existing table from a stored procedure. Here is what I am trying: SELECT col1, col2 INTO dbo.TableTwo FROM …