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15 Σεπ 2008 · If you need to write just one condition, then iif() is sufficient, however if you want to write multiple iif() conditions within one statement then you will have to use `case' statement as demonstrated in above responses. Here is an example for your reference. `select. s.name,s.mrn,
28 Μαΐ 2024 · In this article, we explored different options for executing IF-THEN logic in a SQL SELECT statement. These options include using CASE, IIF(), and CHOOSE(). Furthermore, if we want a query that’s used in almost every dialect, we must choose the CASE statement.
12 Σεπ 2022 · Problem. I'm learning T-SQL and need to know how to use an IF statement to include conditional statements within a stored procedure, function, trigger, or script in Microsoft SQL Server. Solution. The IF statement in T-SQL works very much like the IF statement in most modern programming languages.
Definition and Usage. The IF () function returns a value if a condition is TRUE, or another value if a condition is FALSE. Syntax. IF (condition, value_if_true, value_if_false) Parameter Values. Technical Details. More Examples. Example. Return 5 if the condition is TRUE, or 10 if the condition is FALSE: SELECT IF(500<1000, 5, 10);
18 Ιουν 2019 · Proper formatting helps your SQL code be easier to read and helps prevent errors when making changes to your code. In this article I presented some of the rules recommended by experts which help you in writing clearer code.
11 Μαρ 2020 · SQL FORMAT function is useful to convert the dates, time, number, currency in a specified format. We should use it when we require locale-aware changes only as it might cause performance issues. We should use the SQL CONVERT function for all other cases.
13 Σεπ 2010 · SQL doesn't have the most powerful pattern matching. But this query should find most bad formats: select * from YourTable where col1 like '%[^0-9-]%' or col1 like '%-%-%' or col1 not like '%[0-9]-[0-9]%'
