SQL Server - Dealing with NULL values when sorting
When working with NULL values, it’s important how you deal with NULL records in your database. This example walks through and explains how to sort
Оператор Select…Case - Visual Basic | Microsoft Docs
Каждая вложенная конструкция Select Case должна иметь совпадающую End Select инструкцию и должна полностью содержаться в пределах одного блока инструкций Case или Case Else внешнего Select Case, внутри которого она...
SQL CASE - 1Keydata SQL 語法教學
SELECT Store_Name, CASE Store_Name WHEN 'Los Angeles' THEN Sales * 2 WHEN 'San Diego' THEN Sales * 1.5 ELSE Sales END "New Sales", Txn_Date FROM Store_Information
sql server - What does Then 1 else 0 mean in a CASE expression...
On earlier versions: SELECT COUNT(CASE WHEN column1 = 'value1' THEN 'truish' END). (You don't need the ELSE here because, unlike SUM, COUNT ignores NULL.). And I updated the value 1 to be a string to demonstrate that this has nothing to do with boolean.
SQL Case with multiple values - Stack Overflow
In Oracle, assuming statuid is never <= 0: SELECT Name, CASE WHEN statusid < 4 THEN 'Alive'. WHEN statusid = 4 THEN 'Dying'. ELSE 'Dead' END AS some_alias FROM people. You can also use DECODE.
SQL CASE WHEN condition THEN NumericColumn ELSE 0 END
SELECT (CASE WHEN TableName.LogicCondition > 0 THEN TableName.NumericColumn ELSE 0 END) AS FilteredValue1, (CASE WHEN
SQL Select case when then else
...SQL SELECT with CASE WHEN THEN ELSE and for the purpose of this tutorial I will use SQL
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SQL COALESCE Function: Handling NULL Values Effectively
This tutorial introduces you to the SQL COALESCE function and shows you some practical examples of using the COALESCE function to handle NULL effectively.
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