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sql case知識摘要

(共計:20)
  • SQL Server: CASE Statement - TechOnTheNet.com
    The SQL Server (Transact-SQL) CASE statement has the functionality of an IF-THEN-ELSE statement. You can use the CASE statement within a SQL statement.

  • SQL - CASE Statement | 1Keydata - 1Keydata - Free Online Programming Tutorials
    The 1Keydata SQL Tutorial teaches beginners the building blocks of SQL. This section explains the CASE statement. ... SQL > Advanced SQL > Case CASE is used to provide if-then-else type of logic to SQL. There are two formats: The first is a Simple CASE ex

  • SQL Tutorial - Case - Tizag Tutorials
    Examples detailing how to execute SQL Select Case queries. A SQL Case tutorial. ... The results speak for themselves as the records returned indicate a new table column with the calculated sales price now listed at the end of each row.

  • The Case for SQL CASE | SQL - The Ultimate Resource for IBM i For Power Systems including AS
    The Case for SQL CASE, SQL CASE expressions are powerful. Understand their syntax and where they can be used. ... SQL CASE expressions are powerful. Understand their syntax and where they can be used. Did you know that the SQL CASE construct can ...

  • CASE (Transact-SQL)
    Evaluates a list of conditions and returns one of multiple possible result expressions. ... Simple CASE expression: The simple CASE expression operates by comparing the first expression to the expression in each WHEN clause for equivalency.

  • A Simple Use of SQL CASE Expression - CodeProject
    This article will give you an idea about how to use CASE expression in T-SQL or as a formula of a particular column.; Author: Md. Marufuzzaman; Updated: 19 Aug 2009; Section: Database; Chapter: Database; Updated: 19 Aug 2009

  • CASE (Transact-SQL) - MSDN - Microsoft
    評估一份條件清單,並傳回多個可能的結果運算式之一。 CASE 運算式有兩種格式:. 簡單的CASE 運算式會 ...

  • CASE (Transact-SQL) - MSDN - Microsoft
    Evaluates a list of conditions and returns one of multiple possible result expressions.

  • SQL 語法中CASE 的用法« Minying's Blog
    行動版 - 2009年2月13日 - CASE是SQL用來做為if…then…else 之類的邏輯判斷的關鍵字。CASE的語法如下:

  • SQL Tutorial - Case - Tizag Tutorials
    SQL CASE is a very unique conditional statement providing if/then/else logic for any ordinary SQL ...

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