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15 wrz 2008 · 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
This article describes how to write a SELECT clause, and uses examples to illustrate various techniques that you can use when you write them. For an overview of Access SQL, see the article Access SQL: basic concepts, vocabulary, and syntax .
There's a much better way to achieve your desired result, using SQL Server's analytic (or windowing) functions. SELECT DISTINCT Date, MAX(Score) OVER(PARTITION BY Date) FROM ScoresTable. If you need more than just the date and max score combinations, you can use ranking functions, eg: SELECT *. FROM ScoresTable t.
The SELECT clause. SELECT [E-mail Address], Company. This is the SELECT clause. It consists of an operator (SELECT) followed by two identifiers ([E-mail Address] and Company). If an identifier contains spaces or special characters (such as "E-mail Address"), it must be enclosed in square brackets. A SELECT clause does not have to say which ...
SQL Server SELECT statement examples. Let’s use the customers table in the sample database for the demonstration. 1) Basic SQL Server SELECT statement example. The following query uses a SELECT statement to retrieve the first and last names of all customers: SELECT . first_name, last_name. FROM .
The SELECT statement Instructs the Microsoft Access database engine to return information from the database as a set of records. Syntax SELECT [ predicate ] { * | table .* | [ table .] field1 [AS alias1 ] [, [ table .] field2 [AS alias2 ] [, ...]]}
A. Use SELECT to retrieve rows and columns. The following example shows three code examples. This first code example returns all rows (no WHERE clause is specified) and all columns (using the *) from the Product table in the AdventureWorks2022 database.
