sql - How to do a Select in a Select - Stack Overflow
Dec 18, 2014 · SELECT * FROM YourTable y WHERE NOT EXISTS (SELECT * FROM OtherTable o WHERE y.Ref = o.Ref) SELECT * FROM YourTable WHERE Ref NOT IN …
sql server - SQL select from a select query - Stack Overflow
Feb 26, 2019 · 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 if …
Is there an onSelect event or equivalent for HTML <select>?
@T.J.Crowder You are correct -- not sure what I was thinking when I wrote the second half. I've deleted the original comment and for the purpose of not confusing others, here is the original …
sql - Case in Select Statement - Stack Overflow
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 …
Is there an <option> separator for <select> elements?
Dec 20, 2017 · To build upon Jasneet's answer: Style the background of a disabled option as gray (Jasneet); Add disabled options above and below to pad the separator
How can I set the default value for an HTML <select> element?
Aug 19, 2010 · Learn how to set the default value for an HTML <select> element using JavaScript or HTML techniques.
sql - select * vs select column - Stack Overflow
Select column is more performatic of select *, but if you is developing an oriented object system, then you will like use object.properties and you can need a properties in any part of apps, then …
SQL WITH clause example - Stack Overflow
Sep 23, 2012 · The SQL WITH clause was introduced by Oracle in the Oracle 9i release 2 database. The SQL WITH clause allows you to give a sub-query block a name (a process also …
Oracle SQL - select within a select (on the same table!)
SQL> select Gc_Staff_Number 2 , start_date 3 , prev_end_date 4 from ( 5 select Gc_Staff_Number 6 , start_date 7 , lag (end_date) over (partition by Gc_Staff_Number 8 order …
Manually type in a value in a "Select" / Drop-down HTML list?
This almost works. In the example which asks a user to select a language. So I typed in "C#", but as soon as a click out of the combo-box, my entry goes away. I need to be able to write in …