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sql - Case in Select Statement - Stack Overflow 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 based on comparison values
How to do a Select in a Select - Stack Overflow 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 exi
sql - select * vs select column - Stack Overflow If I just need 2 3 columns and I query SELECT * instead of providing those columns in select query, is there any performance degradation regarding more less I O or memory? The network overhead mig
How do I perform an IF. . . THEN in an SQL SELECT? The CASE statement is the closest to IF in SQL and is supported on all versions of SQL Server SELECT CAST( CASE WHEN Obsolete = 'N' or InStock = 'Y' THEN 1 ELSE 0 END AS bit) as Saleable, * FROM Product You only need to use the CAST operator if you want the result as a Boolean value If you are happy with an int, this works: SELECT CASE WHEN Obsolete = 'N' or InStock = 'Y' THEN 1 ELSE 0 END
HTML Form: Select-Option vs Datalist-Option - Stack Overflow 2 In the 'select' element, there is some kind of compulsion, that the user had to choose one option among other options, but the 'datalist' shows the freedom to enter any option the user wants, either from the suggested options or anything else she he wants
How to select unique records by SQL - Stack Overflow When I perform SELECT * FROM table I got results like below: 1 item1 data1 2 item1 data2 3 item2 data3 4 item3 data4 As you can see, there are dup records from column2 (item1 are dupped) So how co