SELECT 1 FROM table What does this 1 mean, how will it be executed, and what will it return? Also, in what type of scenarios can this be used?

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...

Is it possible to do a select statement that takes only NOT NULL values? Right now I am using this: SELECT * FROM table And then I have to filter out the null values with a php loop. Is there a ...

Learn how to select a specific option in a SELECT element using jQuery. This guide provides solutions for handling dropdown selections efficiently.

17 apr. 2009 · I have a table containing a unique ID field. Another field (REF) contains a reference to another dataset's ID field. Now I have to select all datasets where REF points to a dataset that doesn't …

<select onChange="javascript:doSomething();"> <option>A</option> <option>B</option> <option>C</option> </select> Now, doSomething() only gets triggered when the selection changes. I …

11 jan. 2010 · SELECT TypesAndBread.Type, TypesAndBread.TBName, (SELECT Count(Sandwiches.[SandwichID]) As SandwichCount FROM Sandwiches WHERE …

I was under the impression that I could get the value of a select input by doing this $(this).val(); and applying the onchange parameter to the select field. It would appear it only works if I ref...

24 mrt. 2011 · Learn how to get the selected value or text from a select element on change event using JavaScript.

SELECT name FROM (SELECT name FROM agentinformation) as a We need to make an alias of the subquery because a query needs a table object which we will get from making an alias for the …