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15 wrz 2008 · 30 Answers. Sorted by: 2052. 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.
The IF...ELSE statement is a control-flow statement that allows you to execute or skip a statement block based on a specified condition. The IF statement. The following illustrates the syntax of the IF statement: IF boolean_expression . BEGIN . { statement_block } END Code language: SQL (Structured Query Language) (sql)
24 maj 2021 · The IF…ELSE structure will execute a certain block of code if a specified condition is TRUE, and a different block of code if that condition is FALSE. Here is the basic layout and syntax of the IF…ELSE structure: IF(<condition is true>) BEGIN. <execute some code>.
For more examples, see ELSE (IF...ELSE). Examples: Azure Synapse Analytics and Analytics Platform System (PDW) The following example uses IF...ELSE to determine which of two responses to show the user, based on the weight of an item in the DimProduct table.
12 wrz 2022 · SQL ELSEIF and ELSE Condition. Like many other programming languages, T-SQL can pair the IF keyword with ELSE IF and ELSE to more easily check multiple mutually exclusive scenarios. When combined, the first statement must be a single IF statement. This can be optionally followed by one or more ELSE IF statements.
The following example uses IF...ELSE to determine which of two responses to show the user, based on the weight of an item in the DimProduct table in the AdventureWorksDW2012 database.
30 lis 2019 · Przykłady wykorzystania T-SQL IF THEN ELSE. Poniżej prosty przykład z wykorzystanie instrukcji IF w Transact-SQL. Tworzymy zmienną liczbową i przypisujemy do niej losową liczbę od 1 do 100 za pomocą funkcji ROUND i RAND.
