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Dec 18, 2014 · 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 …

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?

This Stack Overflow thread discusses the possibility of adding an option separator for select elements in HTML and provides insights from developers.

Jan 11, 2010 · A select query selecting a select statement Asked 15 years, 11 months ago Modified 15 years, 11 months ago Viewed 290k times

Oracle SQL - select within a select (on the same table!) Asked 15 years, 4 months ago Modified 9 years, 3 months ago Viewed 142k times

SELECT * from employees WHERE NOT EXISTS (SELECT name FROM eotm_dyn) So basically I have one table with a list of employees and their details. Then another table with some other …